资源简介

Part1 课前热身
基础题
Complete the following sentences as required.(根据所给要求完成句子。)
1.I have already tried the 3D printer.(改为否定句)
2.The laptop always shuts down by itself.(保持句意基本不变)
3.my, fails, to, connect, to, smartphone, the, Internet (连词成句)
【答案&解析】
1.I haven't tried the 3D printer yet.
解析:原句是现在完成时肯定句(have tried),改为否定句需在助动词 have 后加 not(缩写为 haven’t),并将 already 改为 yet(否定句中用 yet)。
句意:我还没有尝试过 3D 打印机。
2.The laptop always shutting down on its own.
解析:原句用 by itself表示通过自己，自动动作，改为 on its own(白动地;独自地)保持句意不变。
句意:这台笔记本电脑总是自动关机。
3.My smartphone fails to connect to the Internet.解析:连词成句需注意主语(my smartphone))、谓语(fails to do)、宾语(connect to the Internet)。
句意：我的智能手机无法连接到互联网。
提高题
Choose the best answers.(选择最恰当的答案。)
Today,digital products have become an important part of our lives.From smartphones to laptops,they help us work,study,and relax.However,using them wisely is the key to a balanced life.
Tom is a middle school student.He got a new smartphone on his 14th birthday.At first,he only used it to 1 calls and send messages.But soon,he found many interesting apps.He enjoyed 2 videos and playing games.Sometimes,he even spent hours 3 social media.
His parents noticed that Tom was spending too much time on his phone.They 4 him to take breaks and set time limits.Tom realized that he needed to 5 his screen time.He started using an app to 6 how long he used his phone each day.
Now, Tom 7 his time better. He uses his phone for homework and learning English. but he also 8 outdoor activities.He knows that digital products are helpful,but real-life experiences are 9 too.
Do you use digital products wisely Remember, they should 10 your life, not control it.
1.A.make B.do C.take
2.A.watch B.watching C.watched
3.A.scrolling through B.to scroll through C.scroll through
4.A.suggested B.wanted C.encouraged
5.A.control B .increase C.forget
6..A.record B.calculate C.remind
7.A.organizes B.wastes C.forgets
8.A.avoids B.enjoys C.stops
9.A.boring B.harmful C.important
10.A.improve B.reduce C.ignore
【答案】
1.A 2.B 3.A 4.C 5.A 6.A 7.A 8.B 9.C 10.A
Part2 知识梳理
课本词汇
序号 单词/词组 音标 中文释义
1. digital ['d d t( )l] adj.数码的;数字式的
2. laptop [ l p t p] n.便携式电脑;笔记本电脑
3. desktop [ desk t p] n.台式电脑
4. keyboard [ ki b (r)d] n.(计算机或打字机)键盘
5. bluetooth [ blu tu θ] n.蓝牙(用于手机/计算机等电子设备的短距离无线连接计算)
6. smartphone [ smɑ t fo n] n.智能手机
7. headset ['hed.set] n.(尤指带麦克风的)头戴式受话器,耳机
8. clear [kl (r)] adj.听得清的 v.移走;清除(不需要的东西)
9. private ['pra v t] adj.私人的;私密的
10. touch [t t ] n.触摸;触觉 v.触摸;碰
11. touch screen n.(计算机)触摸屏
12. advantage [ d vɑ nt d ] n.优点;优势
13. chip [t p] n.芯片
14. lightning ['la tnI ] adj.闪电般的;飞快的
15. purple [ p (r)p( )l] adj.紫色的
16. latest [ le t st] adj.最近的;最新的
17. AI [.e 'a ] abbr.(=artificial intelligence)人工智能
18. keep an eye on 照看;留神;留意
19. health [helθ] n.人的身体(或精神)状况;健康
plaint [k m'ple nt] n.投诉;抱怨
21. press [pres] v.按;压(使启动)
22. inconvenience [ nk n vi ni ns] n.不便;麻烦;困难
23. repeat [r pi t] v.重复;重做;重说
24. couple ['k p( )l] n.几个人;几件事物
25. support [s p (r)t] n.(公司向客户提供的)技术支持
26 freeze [fri z] v.(屏幕)冻结
27. software [ s f(t) we (r)] n.软件
28. app [ p] n.(=application)应用程序;应用软件
work [ net w (r)k] n.(互联)网络
30. disabled [d s e b( )ld] adj.有残疾的
31. type [ta p] n.类型;种类
32. blind [bla nd] adj.瞎的;失明的
33. detect [d 'tekt] v.发现;查明;侦察出
34. object [ b'd ekt] n.物体;东西
35. as soon as 一...就...
36. warn [w (r)n] v.提醒注意(可能发生的事);使警惕
37. direction [da 'rek ( )n] n.方向;用法说明
38. inform [ n f (r)m] v.知会;通知
39. report [r p (r)t] n.调查报告
40. population [ p pj le ( )n] n.(地区国家等的)人口;人口数量
41. rural [ r r l] adj.乡村的;农村的;似农村的
42. connection [k 'nek ( )n] n.连接
43. firefighting [ fa (r) fa t ] n.灭火;消防
44. send [send] v.发送
45. unit [ ju n t] n.装置;机件
46. opinion [ 'p nj n] n.意见;看法
47. in my opinion 依我看
48. aware [ we (r)] adj.意识到;明白
49. be aware of 知道;意识到;明白
50. disadvantage [ d s d vɑ nt d ] n.不利因素
51. hide [ha d] v.藏;隐蔽
52. hidden ['h d( )n] adj.隐藏的
53. virus ['va r s] n.病毒
54. conclusion [k n klu ( )n] n.结束;结尾
55. in conclusion 最后
56. benefit [ ben f t] n.优势;益处;成效
单词梳理
1. digital(形容词):数字的;数码的
用法:修饰名词，指与电子设备或数字技术相关的事物。
例句:We use digital cameras to take photos.
2. technology(名词):技术;科技
用法:不可数名词，指工业、电子等领域的技术。
例句:Modern technology has changed our life a lot.
3.screen(名词):屏幕
用法:可数名词，指电子设备的显示屏。
例句:Please clean the computer screen with a soft cloth.
4.connect(动词):连接
用法:常与介词 to/with 搭配，指将事物连接起来。
例句:You can connect the phone to the internet.
5.download(动词):下载
用法:指从网络获取数据到设备中。
例句:I often download music from that website.
6.upload(动词):上传
用法:指将设备中的数据传到网络。
例句:She uploads her photos to the cloud every week.
7.search(动词/名词):搜索
用法:作动词时，常与 for搭配，指查找信息;作名词时，指“搜索”的行为。
例句:He likes to search for news online.(动词)
We did a search for the missing file.(名词)
8.online(形容词/副词):在线的;在线地
用法:作形容词时修饰名词;作副词时修饰动词。
例句:We have online classes every day.(形容词)
She chats with friends online.(副词)
9.advantage(名词):优点;好处
用法:可数名词，常与 of搭配，指“…的优点”
例句:An advantage of e-books is that they are light.
10.disadvantage(名词):缺点；弊端
用法:可数名词，常与of搭配，指“....的缺点”。
例句:A disadvantage of smartphones is that they may hurt our eyes.
11.depend(动词):依靠；取决于
用法:常与 on 搭配，构成短语 depend on(依靠;取决于)。
例句:Our success depends on hard work.
12.properly(副词):正确地;适当地
用法:修饰动词，指行为符合规范或要求。
例句:You should use the software properly.
重点短语
1.keep in touch with:与.....保持联系
用法:指通过通讯方式维持联系。
例句:We keep in touch with each other by email.
2.instead of:代替;而不是
用法:后接名词、代词或动名词，指用前者替代后者。
例句:He uses a laptop instead of a desktop.
3.take photos:拍照
用法:指用相机或手机拍摄照片。
例句:Tourists like to take photos of the beautiful scenery.
4.search for:搜索;查找
用法:指在网络、书籍等中寻找信息。
例句:She often searches for new recipes online.
5. in the past:在过去
用法:指过去的时间，常与一般过去时连用。
例句:People wrote letters to each other in the past.
6. at the same time: 同时
用法:指两个动作或事件同时发生。
例句:He can listen to music and do homework at the same time.
7. be good for:对.....有益
用法:指某事物对人或物有积极影响。
例句:Reading e-books is good for saving paper.
8. be bad for:对......有害
用法:指某事物对人或物有消极影响。
例句:Spending too much time online is bad for your health.
9.turn on:打开(设备)
用法:指启动电器、电子设备等。
例句:Please turn on the computer before class.
10.turn oft:关闭(设备)
用法:指停止电器、电子设备的运行。
例句:Don't forget to turn off the lights when you leave.
重点句型
1. Digital technology has changed our life in many ways.(数字技术在很多方面改变了我们的生活。)
用法:现在完成时(have/has+ 过去分词)，强调过去发生的动作对现在的影响。
例句:The internet has made communication easier.
2.We can do many things online, such as shopping and studying,(我们可以在网上做很多事，比如购物和学习。)
用法:such as用于列举同类事物中的例子，后接名词或动名词。
例句:She likes sports, such as swimming and running.
3.It's convenient to use a smartphone to pay for things.(用智能手机付款很方便。)
用法:Its+ 形容词 +to do sth. 表示“做某事是....的”，it 为形式主语，真正主语是后面的不定式
例句:It's important to protect our eyes when using screens.
4. People used to send letters, but now they send emails,(人们过去常写信，但现在发邮件。)
用法:used to do sth.表示“过去常常做某事”(现在不做了)。
例句:I used to read paper books, but now I read e-books.
5. The more time you spend online, the less time you have for exercise.(你花在网上的时间越多，锻炼的时间就越少。)
用法:“the+ 比较级，the+比较级”表示“越…，就越....”。
例句:The more you practice, the better you will be.
6. Do you know how to download music from the internet (你知道如何从网上下载音乐吗 )
用法:how to do sth. 作宾语，指“做某事的方法”。
例句:He taught me how to use this app.
语法要点
1.现在完成时(复习与拓展)
语法要点
结构:主语 +have/has+ 过去分词
用法 1:表示过去发生的动作持续到现在，常与for(接时间段)、since(接时间点)连用。
例句:We have used smartphones for5 years.(我们用智能手机已经5年了。)
用法 2:表示过去发生的动作对现在造成的影响或结果，常与 already(已经)、yet(还)、just(刚刚)连用。
例句:I have already finished my homework.(我已经做完作业了。）
2.情态动词 can/could/may/might 表能力或许可(结合单元语境)
can(能;会):表示现在的能力或许可。
例句:We can use computers to work.(我们能用电脑工作。)
could(能;会):表示过去的能力，或委请求许可。
例句:He could type very fast when he was young.(他年轻时打字很快。)
may/might(可以;可能):表示许可或可能性，might比may语气更委婉。
课堂笔记
1
digital /'d d t( )l/ adj. 数码的;数字式的 p.18
digital camera(数码相机)digital product(数码产品)
1. This is a digital watch that shows the date.(这是一块显示日期的数码手表。)
2. We use digital tools to study English.(我们用数码工具学习英语。)
2
support /s p (r)t/ n.技术支持;支持;帮助 p.20
不可数名词(表“支持”) 复数 supports(表“支撑物”)
supportive adj.支持的 support v.支持(同形动词)
get support from(从.....获得支持)technical support(技术支持)
1. The company provides 24-hour technical support.(该公司提供 24 小时技术支持。)
2. She got a lot of support from her family.(她从家人那里得到了很多支持。)
3
laptop / l p t p/n. 便携式电脑;笔记本电脑 p.20
复数:laptops
use a laptop(使用笔记本电脑);a new laptop(一台新笔记本电脑)
1. He takes his laptop to school every day.(他每天带笔记本电脑去学校。)
2. My laptop is lighter than my old one.(我的新笔记本电脑比旧的轻。)
4
keyboard / ki b (r)d/n.(计算机或打字机的)键盘 p.20
复数:keyboards
computer keyboard(电脑键盘);type on the keyboard(在键盘上打字)
1.I spilled water on my keyboard and it broke.(我把水酒在键盘上，它坏了。)
2. She can type fast on the keyboard.(她能在键盘上快速打字。)
5
bluetooth / blu tu θ/n.蓝牙(短距离无线连接技术)p.20
不可数名词
connect via bluetooth(通过蓝牙连接);bluetooth speaker(蓝牙音箱)
1. You can play music from your phone via bluetooth.(你可以通过蓝牙从手机播放音乐。)
2.This headphone supports bluetooth connection.(这款耳机支持蓝牙连接。)
6
smartphone / smɑ t fo n/n.智能手机 p.20
复数:smartphones
use a smartphone(使用智能手机);smartphone apps(智能手机应用)
1. Most students have their own smartphones now.(现在大多数学生都有自己的智能手机。)
2.He uses his smartphone to take photos.(他用智能手机拍照。)
7
headset /'hed.set/ n.(带麦克风的)头戴式耳机 p.20
复数:headsets
wear a headset(戴耳机);headset with microphone(带麦克风的耳机)
1. She wears a headset to listen to English lessons.(她戴耳机听英语课。)
2. This headset is good for online meetings.(这款耳机适合线上会议。)
8
large /lɑ (r)d / adj. 大的;大规模的 p.20比较级:larger;最高级:largest
largely adv.主要地;在很大程度上
a large number of(大量的，后接可数名词);large size(大尺寸)
There are a large number of books in the library.(图书馆里有大量的书。)
2. He bought a large house last year.(他去年买了一栋大房子。)
9
clear /kl (r)/ adj. 清楚的 v. 清除 p.20
adj.比较级:clearer;
最高级:clearest;
v.过去式/过去分词:cleared
clearly adv.清楚地
adj. clear voice(清晰的声音):be clear about(清楚...) v.clear up(清理;放晴)
1. Please make your explanation clear.(请把你的解释说清楚。)
2. She cleared up the desk before leaving
(她离开前整理了书桌。)
10
private /'pra v t/ adj.私人的;个人的 p.20
比较级:more private;最高级:most private
privately adv.私下地;秘密地
private life(私人生活);private information(个人信息)
1. Don't ask others about their private life.(不要询问别人的私人生活。)
2. He keeps his private information safe online.(他在网上保护个人信息安全。)
11
touch /t t / n. 触摸 v. 触摸 p.21
n.复数:touches;v.过去式/过去分词:touched
1.n. keep in touch(保持联系);a light touch(轻轻一触) 2.v.touch sb.on the shoulder(触摸某人的肩膀)
1. We keep in touch by phone every week.(我们每周通过电话保持联系。)
2. Don't touch the hot cup- it's dangerous.(别碰那个热杯子，很危险。)
12
touch screen /'tat[skri:n/n.(计算机)触摸屏 p.21
复数:touch screens
use the touch screen(使用触摸屏);touch screen phone(触屏手机)
This tablet has a very sensitive touch screen.(这款平板电脑的触摸屏很灵敏。)
2. You can tap the touch screen to open the app.(你可以点击触摸屏打开应用。)
13
advantage / d vɑ nt d /n.优点;优势 p.21
复数:advantages
disadvantage n.不利因素;劣势
have an advantage over(比比......有优势);the advantage of(......的优点)
1. Online shopping has an advantage over offline shopping in convenience.(网购在便利性上比线下购物有优势。)
2. What's the advantage of this new method (这种新方法的优点是什么 )
14
chip /t p/n. 芯片 p.21
复数:chips
computer chip(电脑芯片);microchip(微芯片)
1. The chip is the“brain”of the computer.(芯片是电脑的“大脑”。)
2. This phone uses a new type of chip.(这款手机使用新型芯片。)
15
lightning /'la tn / adj. 闪电般的 n.闪电 p.21
adj.无比较级/最高级;n.不可数名词
1. adj. lightning speed(闪电般的速度) 2.n.during lightning(闪电时)
1. He ran at lightning speed to catch the bus.(他以闪电般的速度跑去赶公交车。)
2. We shouldn't go out during lightning and thunder.(雷雨时我们不该出门。)
16
purple / p (r)p( )l/ adj. 紫色的 p.21
比较级:more purple;最高级:most purple(不常用)
purple flowers(紫色的花);wear purple(穿紫色衣服)
1. Her favorite color is purple.(她最喜欢的颜色是紫色。)
2. There are many purple grapes on the vine.(葡萄藤上有很多紫色的葡萄。)
17
AI abbr.(= artificial intelligence)人工智能 p.21
AI technology(人工智能技术);use AI(使用人工智能)
1.Al can help doctors diagnose diseases.(人工智能能帮助医生诊断疾病。)
2. We learned about AI in our science class.(我们在科学课上学过人工智能。)
18
keep an eye on 照看;留神;留意 p.21
动词短语，无词形变化
keep an eye on sb./sth.(照看某人/某物)
1.Please keep an eye on my little sister while 'm out.(我出去时请帮我照看一下妹妹。)
2. He kept an eye on his bag in the crowded train.(在拥挤的火车上，他留意着自己的包。)
19
health /helθ/n.健康(身体或精神状况) p.21
不可数名词
healthy adj. 健康的;healthily adv. 健康地
good health(身体健康);be bad for health(对健康有害)
1.Regular exercise is good for our health.(规律运动对我们的健康有益。)
2.Smoking is bad for your health.(吸烟对你的健康有害。)
20
complaint /k m'ple nt/ n. 投诉;抱怨 p.22
复数:complaints
complain v.投诉;抱怨
make a complaint(提出投诉);complaint about(对......的抱怨)
1. The customer made a complaint about the bad service.(顾客对糟糕的服务提出了投诉。)
2. She has no complaint about her new job.(她对新工作没有抱怨。)
21
press /pres/v.按，压(启动)p.22
过去式/过去分词:pressed;n.复数:presses(印刷机)
pressure n.力
press the button(按按钮);press down(按下)
1.Press the green button to turn on the machine.(按绿色按钮启动机器。)
2. He pressed down the pen to write more clearly.(他用力按笔，以便写得更清楚。)
22
inconvenience/ nk n vi ni ns/n.不便:麻烦 p.22
复数:inconveniences
convenient adj.方便的;inconvenient adj. 不方便的
cause inconvenience(造成不便);sorry for the inconvenience(抱歉带来不便)
1. The road repair caused much inconvenience to drivers.(道路维修给司机带来了很多不便。)
2.I'm sorry for the inconvenience I brought you.(很抱歉给你带来麻烦。)
23
repeat /r pi t/ v. 重复;重做 p.22
过去式/过去分词:repeated
repetition n.重复(初中阶段选学)
repeat sth.(重复某事);repeat after sb.(跟着某人重复)
1. Can you repeat the question I didn't hear it clearly.(你能重复一下问题吗 我没听清楚。)
2. The students repeated after the teacher to practice pronunciation.(学生们跟着老师重复，练习发音。)
24
couple /'k p( )l/ n.几个人;几件事物 p.22
复数:couples(表“夫妻”)
a couple of(几个，后接可数名词复数)
1. I need a couple of days to finish this work.(我需要几天时间完成这项工作。)
2. There are a couple of books on the desk.(桌子上有几本书。)
25
freeze /fri:z/ v.(屏幕)冻结 p.23
过去式:froze;过去分词:frozen;现在分词:freezing
frozen adj.冻结的;freezing adj. 极冷的
freeze up(冻结;卡住);be frozen(被冻结)
1. My computer screen froze when I was playing games.(我玩游戏时，电脑屏幕卡住了。)
2. The water in the pipe froze in winter.(冬天水管里的水结冰了。)
26
software/ s f(t) we (r)/n.软件 p.23
不可数名词
computer software(电脑软件):install software(安装软件)
1. We need to update the software to fix the bug.(我们需要更新软件来修复漏洞。)
2.This software is free to download.(这款软件可以免费下载。)
27
app / p/n.(=application)应用程序 p.23
复数:apps
mobile app(手机应用); use an app(使用应用程序)
1. There are many educational apps for students.(有很多面向学生的教育类应用。)
2.I use this app to learn English words.(我用这个应用背英语单词。)
28
network/ net w (r)k/n.(互联)网络 p.23
复数:networks
computer network(电脑网络);network connection(网络连接)
1. The network is down, so we can't access the Internet.(网络断了，我们无法上网。)
2. This company has a large sales network.(这家公司有庞大的销售网络。)
29
disabled /d s e b( )ld/adj.有残疾的 p.24
无比较级/最高级
disability n.残疾:disabled people(残疾人，复数概念)
help disabled people(帮助残疾人);disabled access(无障碍通道)
1. The school provides special facilities for disabled students.(学校为残疾学生提供特殊设施。)
2. We should respect and help disabled people.(我们应该尊重并帮助残疾人。)
30
type /ta p/n.类型;种类 p.24
复数:types;v.过去式/过去分词:typed(打字)
1.n. type of(....的类型);different types(不同类型) 2.v.type a letter(打一封信)
1. What type of music do you like best (你最喜欢什么类型的音乐 )
2. She typed the report and sent it to her boss.(她把报告打出来，发给了老板。)
31
blind /bla nd/ adj. 瞎的;失明的 p.24
比较级:blinder;最高级:blindest(不常用)
blindness n.失明
the blind(盲人，复数概念);be blind to(对......视而不见)
1. The blind man walks with the help of a guide dog.(那个盲人在导盲犬的帮助下走路。)
2. Don't be blind to your own mistakes.(不要对自己的错误视而不见。)
32
detect /d 'tekt/ v.发现;查明 p.24
过去式/过去分词:detected
detection n.探测(初中阶段选学)
detect errors(检测错误);detect a problem(发现问题)
1. This machine can detect small changes in temperature.(这台机器能检测温度的微小变化。)
2. The teacher detected a mistake in his homework,(老师发现了他作业中的一个错误。)
33
object / b'd ekt/ n.物体;东西 p.24
复数:objects; v./ b'd ekt/ 反对(初中阶段侧重名词)
solid object(固体物体):strange object(奇怪的物体)
1. There's a hard object under the bed-what is it (床底下有个硬东西，是什么 )
2. The artist draws different objects in his paintings.(这位艺术家在画中描绘不同的物体。)
句子分析
时间状语从句
句子:When she finds a muddy water hole, she carefully fills her old pot with water.
结构拆解:
主句：
从句： （表时间）
引导词：
整句翻译：
仿写练习:当他找到干净水源时，立刻装满了水壶。
【答案】
主句:she carefully fills her old pot with water
从句:When she finds a muddy water hole(表时间)
引导词:When
整句翻译:当她找到一个泥泞的水坑时，她小心翼翼地把旧罐子装满水。
仿写练习:When he finds a clean water source, he immediately fills the kettle.
二、
句子:Sarah heats the water over fire so that it becomes safe for drinking.
从句
结构拆解:
主句：
从句： （表目的）
引导词：
整句翻译：
仿写练习:我们关上水龙头，为了不浪费一滴水。
【答案】
主句:Sarah heats the water over fire
从句:so that it becomes safe for drinking(表目的)
引导词:so that
整句翻译:莎拉在火上加热水，以便它变得可以安全饮用。
仿写练习: We turn off the tap so that not a drop of water is wasted.
三、
从句
句子:Though life is hard, Sarah steps forward with hope.
结构拆解:
主句：
从句： （表让步）
引导词：
整句翻译：
仿写练习:尽管水资源有限，我们仍有办法保护它。
【答案】
主句:Sarah steps forward with hope
从句:Though life is hard(表让步)
引导词:Though
整句翻译:尽管生活艰难，莎拉仍满怀希望地向前走。
仿写练习: Though water resources are limited, we still have ways to protect them.
四、比较状语从句
句子:The more people use water, the dirtier it becomes.
结构拆解:
主句：
从句： （表比较）
引导词：
整句翻译：
仿写练习:我们越节约水，未来的危机就越小。
【答案】
主句:the dirtier it becomes
从句:The more people use water(表比较)
引导词:The more...the more...
整句翻译:人们用水越多，水就变得越脏。
仿写练习: The more we save water, the smaller the crisis in the future will be.
五、
句子:I suggest we act now to protect water at school.
从句
结构拆解:
主句：
从句： （作 的宾语）
引导词： （省略）
整句翻译：
仿写练习:她认为每个人都该参与节水行动。
【答案】
主句:I suggest
从句:we act now to protect water at school(作 suggest 的宾语)
引导词:that(省略)
整句翻译:我建议我们现在就采取行动在学校保护水。
仿写练习:She thinks (that) everyone should participate in water-saving actions.
六、
句子:When the pot is full. I take it to the nearby bathing rock.
从句
结构拆解:
主句：
从句： （表时间）
引导词：
整句翻译：
仿写练习:当水壶装满时，我把它提到溪边。
【答案】
主句:I take it to the nearby bathing rock
从句:When the pot is full(表时间)
引导词:When
整句翻译:当罐子装满时，我把它拿到附近的洗澡岩石那里，
仿写练习: When the kettle is full, I carry it to the riverside.或:( When the kettle is full, I carry it to the riverside.)
七、
句子:I can feel the heat as the water wets my head.
从句
结构拆解:
主句：
从句： （表时间）
引导词：
整句翻译：
仿写练习:当雨水淋湿皮肤时，我感受到凉意。
【答案】
主句:I can feel the heat
从句:as the water wets my head(表时间)
引导词:as
整句翻译:当水打湿我的头时，我能感觉到热量。
仿写练习:I feel the coolness as the rain wets my skin.
八、
句子:I rub soap until every drop of water is used.
从句
主句：
从句： （表时间 ）
引导词：
整句翻译：
仿写练习:他擦拭器皿直到每处污渍都消失。
【答案】
主句:I rub soap
从句:until every drop of water is used(表时间)
引导词:until
整句翻译:我擦肥皂，直到每一滴水都被用完。
仿写练习: He wipes the utensils until every stain disappears.
Part3 当堂测试
一、单项选择
1. We should use electricity wisely. For example, turn off the computer when not using it.
A. in an easy way B. in a new way
C. in a smart way D. in a safe way
【答案】C
2.---Excuse me, Mr Wu. I couldn't follow you in class just now. Could you the main point s of the lesson to me --No problem.
A. repeat B. report C. repair D. remember
【答案】A
3. Unluckily, Peter's father become in one eye in the accident.
A.blind B. deaf C. clever D. rich
【答案】A
4. Many students use apps to help them their studies, such as apps for vocabulary learning and math exercises.
A.in B.with C.on D.for
【答案】B
5.--How often do you go online to search for information -- , because I think reading books is also a good way to get knowledge.
A. Always B. Usually C. Sometimes D.Never
【答案】C
6. In the digital age, many traditional shops are facing difficulties because more and more people prefer online.
A. shop B. shopping C. to shop D. both B and C
【答案】D
7. We can use digital tools to create artworks, digital paintings and music.
A. for example B. such as C. like as D. as example
【答案】B
8. My sister is good at using software to edit photos and make them look more beautiful.
A. painting B. photo-editing C.word-processing D.video-making
【答案】B
9. We should be when using public Wi-Fi to avoid information leakage.
A. careful B. careless C. happy D.sad
【答案】A
10. Some people worry that digital technology will the traditional ways of life.
A. change B.improve C. protect D. keep
【答案】A
11. Digital life has brought us many conveniences, it also has some disadvantages.
A.and B.so C.but D.or
【答案】C
12.--Can you tell me how to this new digital device --Sure. Let me show you.
A. operate B. produce C. create D. discover
【答案】A
二、根据汉语提示填空
1. Mobile (支付) is faster than cash.
【答案】payment
2. Camping gives you a good (机会) to take a break from your busy life.
【答案】chance
3. I read (评价) before buying online.
【答案】reviews
4. I finished the (项日 ) in a short time with his help.
【答案】project
5.The (瞎的) man needs a guide dog to help him cross the street.
【答案】blind
6. Teaching reading skills should be an important part of school (教育).
【答案】education
7.The (交易) failed because of poor WiFi.
【答案】transaction
8.Use (二维码) to add friends on WeChat.
【答案】QR codes
(电子书) are cheaper than paper books.
【答案】E-books
10.Please (更新) your app to the latest version.
【答案】update
三、用单词的适当形式填空
1. Planning time is a good way to finish tasks on time.(wise)
【答案】wisely
2. My mother often goes (shop)on weekends.
【答案】shopping
3. Yesterday we went to the hospital to help some (able) people.
【答案】disabled
4. I don't know whose book it is because I can't find the (own) name on it.
【答案】owner's
5. Peter doesn't like snakes because they are (danger).
【答案】dangerous
6. Gold is the most important of South Africa. (produce)
【答案】product
7. My parents (support)my decision to be a volunteer.
【答案】support
8. It's important for us to learn how to manage our time (wise).
【答案】wisely
9. The cheetah is a (power) animal. It can run at extremely high speeds.
【答案】powerful
10. Why don't you (communicate) more with your team members They need some help.
【答案】communicate
Part4 课后巩固
Choose the proper words in the box to complete the following passage,Each word can be used only once.(选择最恰当的选项填入空格，每个选项只能使用一次。)(本大题共4题，每题1分，共4分)
A.remember B.communicate C.update D.share E.discover
Smart devices,such as smartphones and smart speakers,have become an important part of our daily lives.These devices use the Internet to 1 with each other and provide useful services.
For example,a smart speaker can play music,answer questions,and even control lights in your home.It listens to voice commands and responds quickly.Smartphones,on the other hand,allow us to 2 information,take photos,and stay connected with friends.
One key feature of smart devices is that they can learn from user habits.Over time, they 3 your preferences and make suggestions.For instance,a smart watch might remind you to exercise if it notices you've been sitting too long.
However,to keep these devices working well,users should 4 them regularly.Software updates improve performance and security.With proper use,smart devices can make life more convenient.
【答案&解析】
1.B.communicate
句意:智能设备通过互联网相互通信并提供服务。
解析:智能设备(如手机、音箱)需要联网交换数据，“communicate”(通信)最符合技术场景
干扰项排除:
“share”(分享)需明确对象，此处未提及;
“update”(更新)是单向操作，不适用设备间互动。
2.D.share
句意:智能手机让我们可以分享信息、拍照并与朋友保持联系。解析:智能于机的核心功能之一是社交，“share”(分享)与“information”直接搭配
干扰项排除:
“communicate”侧重交流过程，而非具体动作;
“discover”(发现)与语境不符。
3.A.remember
句意:智能设备能记住用户习惯并给出建议。解析:学习用户偏好需存储数据，“remember”(记住)体现设备的学习能力。
干扰项排除:
“discover”(发现)强调新信息，而非已有数据的存储;
“update”(更新)与“preferences”逻辑矛盾。
4.C.update句意:用户应定期更新设备以保持其正常运行。
解析:软件升级(update)是维护设备性能的必要操作，与后文“performance and security”呼应
干扰项排除:
“remember与“regularly”搭配不合理;
“share”与设备维护无关。
Choose the best words to complete the passage.(选择最恰当的单词完成短文。)(每题2 分，共 14 分)
In the past decade, smart devices have transformed the way we live. From smartphones to smart homes,these technologies make our lives more 1 by connecting everyday objects to the Internet.
One major advantage is convenience. Smart assistants like Siri or Alexa can answer questions, play music, and even control other smart appliances with simple 2 commands,Meanwhile,wearable devices like smart watches monitor health data,helping people track their fitness goals more 3 .
However, there are also concerns.Some worry that overusing smart devices may reduce face-to-face 4 between people. Others fear privacy risks, as these devices often collect personal data.To stay safe,experts recommend using strong passwords and regularly 5 software updates.
Despite these challenges,smart technology keeps evolving.Future innovations may include smarter cities with traffic systems that reduce 6 by analyzing real-time data. As we adopt these changes, it's important to find a balance between enjoying technology's benefits and 7 its potential risks.
A.difficult B.private C.convenient D.expensive
2.A.written B.voice C.silent D.secret
3.A.easily B.nervously C.carelessly D.slowly
4.A.competition B.interaction C.distance D.silence
5.A.ignoring B.delaying C.installing D.removing
6.A.pollution B.jams C.enjoyment D.production
7.A.forgetting B.avoiding C.protecting D.increasing
【答案】1.C 2.B 3.A 4.B 5.C 6.B 7.BPart1 课前热身
基础题
Complete the following sentences as required.(根据所给要求完成句子。)
1.I have already tried the 3D printer.(改为否定句)
2.The laptop always shuts down by itself.(保持句意基本不变)
3.my, fails, to, connect, to, smartphone, the, Internet (连词成句)
提高题
Choose the best answers.(选择最恰当的答案。)
Today,digital products have become an important part of our lives.From smartphones to laptops,they help us work,study,and relax.However,using them wisely is the key to a balanced life.
Tom is a middle school student.He got a new smartphone on his 14th birthday.At first,he only used it to 1 calls and send messages.But soon,he found many interesting apps.He enjoyed 2 videos and playing games.Sometimes,he even spent hours 3 social media.
His parents noticed that Tom was spending too much time on his phone.They 4 him to take breaks and set time limits.Tom realized that he needed to 5 his screen time.He started using an app to 6 how long he used his phone each day.
Now, Tom 7 his time better. He uses his phone for homework and learning English. but he also 8 outdoor activities.He knows that digital products are helpful,but real-life experiences are 9 too.
Do you use digital products wisely Remember, they should 10 your life, not control it.
1.A.make B.do C.take
2.A.watch B.watching C.watched
3.A.scrolling through B.to scroll through C.scroll through
4.A.suggested B.wanted C.encouraged
5.A.control B .increase C.forget
6..A.record B.calculate C.remind
7.A.organizes B.wastes C.forgets
8.A.avoids B.enjoys C.stops
9.A.boring B.harmful C.important
10.A.improve B.reduce C.ignore
Part2 知识梳理
课本词汇
序号 单词/词组 音标 中文释义
1. ['d d t( )l] adj.数码的;数字式的
2. [ l p t p] n.便携式电脑;笔记本电脑
3. [ desk t p] n.台式电脑
4. [ ki b (r)d] n.(计算机或打字机)键盘
5. [ blu tu θ] n.蓝牙(用于手机/计算机等电子设备的短距离无线连接计算)
6. [ smɑ t fo n] n.智能手机
7. ['hed.set] n.(尤指带麦克风的)头戴式受话器,耳机
8. [kl (r)] adj.听得清的 v.移走;清除(不需要的东西)
9. ['pra v t] adj.私人的;私密的
10. [t t ] n.触摸;触觉 v.触摸;碰
11. n.(计算机)触摸屏
12. [ d vɑ nt d ] n.优点;优势
13. [t p] n.芯片
14. ['la tnI ] adj.闪电般的;飞快的
15. [ p (r)p( )l] adj.紫色的
16. [ le t st] adj.最近的;最新的
17. [.e 'a ] abbr.(=artificial intelligence)人工智能
18. 照看;留神;留意
19. [helθ] n.人的身体(或精神)状况;健康
20. [k m'ple nt] n.投诉;抱怨
21. [pres] v.按;压(使启动)
22. [ nk n vi ni ns] n.不便;麻烦;困难
23. [r pi t] v.重复;重做;重说
24. ['k p( )l] n.几个人;几件事物
25. [s p (r)t] n.(公司向客户提供的)技术支持
26 [fri z] v.(屏幕)冻结
27. [ s f(t) we (r)] n.软件
28. [ p] n.(=application)应用程序;应用软件
29. [ net w (r)k] n.(互联)网络
30. [d s e b( )ld] adj.有残疾的
31. [ta p] n.类型;种类
32. [bla nd] adj.瞎的;失明的
33. [d 'tekt] v.发现;查明;侦察出
34. [ b'd ekt] n.物体;东西
35. 一...就...
36. [w (r)n] v.提醒注意(可能发生的事);使警惕
37. [da 'rek ( )n] n.方向;用法说明
38. [ n f (r)m] v.知会;通知
39. [r p (r)t] n.调查报告
40. [ p pj le ( )n] n.(地区国家等的)人口;人口数量
41. [ r r l] adj.乡村的;农村的;似农村的
42. [k 'nek ( )n] n.连接
43. [ fa (r) fa t ] n.灭火;消防
44. [send] v.发送
45. [ ju n t] n.装置;机件
46. [ 'p nj n] n.意见;看法
47. 依我看
48. [ we (r)] adj.意识到;明白
49. 知道;意识到;明白
50. [ d s d vɑ nt d ] n.不利因素
51. [ha d] v.藏;隐蔽
52. ['h d( )n] adj.隐藏的
53. ['va r s] n.病毒
54. [k n klu ( )n] n.结束;结尾
55. 最后
56. [ ben f t] n.优势;益处;成效
单词梳理
1. digital(形容词):数字的;数码的
用法:修饰名词，指与电子设备或数字技术相关的事物。
例句:We use digital cameras to take photos.
2. technology(名词):技术;科技
用法:不可数名词，指工业、电子等领域的技术。
例句:Modern technology has changed our life a lot.
3.screen(名词):屏幕
用法:可数名词，指电子设备的显示屏。
例句:Please clean the computer screen with a soft cloth.
4.connect(动词):连接
用法:常与介词 to/with 搭配，指将事物连接起来。
例句:You can connect the phone to the internet.
5.download(动词):下载
用法:指从网络获取数据到设备中。
例句:I often download music from that website.
6.upload(动词):上传
用法:指将设备中的数据传到网络。
例句:She uploads her photos to the cloud every week.
7.search(动词/名词):搜索
用法:作动词时，常与 for搭配，指查找信息;作名词时，指“搜索”的行为。
例句:He likes to search for news online.(动词)
We did a search for the missing file.(名词)
8.online(形容词/副词):在线的;在线地
用法:作形容词时修饰名词;作副词时修饰动词。
例句:We have online classes every day.(形容词)
She chats with friends online.(副词)
9.advantage(名词):优点;好处
用法:可数名词，常与 of搭配，指“…的优点”
例句:An advantage of e-books is that they are light.
10.disadvantage(名词):缺点；弊端
用法:可数名词，常与of搭配，指“....的缺点”。
例句:A disadvantage of smartphones is that they may hurt our eyes.
11.depend(动词):依靠；取决于
用法:常与 on 搭配，构成短语 depend on(依靠;取决于)。
例句:Our success depends on hard work.
12.properly(副词):正确地;适当地
用法:修饰动词，指行为符合规范或要求。
例句:You should use the software properly.
重点短语
1.keep in touch with:与.....保持联系
用法:指通过通讯方式维持联系。
例句:We keep in touch with each other by email.
2.instead of:代替;而不是
用法:后接名词、代词或动名词，指用前者替代后者。
例句:He uses a laptop instead of a desktop.
3.take photos:拍照
用法:指用相机或手机拍摄照片。
例句:Tourists like to take photos of the beautiful scenery.
4.search for:搜索;查找
用法:指在网络、书籍等中寻找信息。
例句:She often searches for new recipes online.
5. in the past:在过去
用法:指过去的时间，常与一般过去时连用。
例句:People wrote letters to each other in the past.
6. at the same time: 同时
用法:指两个动作或事件同时发生。
例句:He can listen to music and do homework at the same time.
7. be good for:对.....有益
用法:指某事物对人或物有积极影响。
例句:Reading e-books is good for saving paper.
8. be bad for:对......有害
用法:指某事物对人或物有消极影响。
例句:Spending too much time online is bad for your health.
9.turn on:打开(设备)
用法:指启动电器、电子设备等。
例句:Please turn on the computer before class.
10.turn oft:关闭(设备)
用法:指停止电器、电子设备的运行。
例句:Don't forget to turn off the lights when you leave.
重点句型
1. Digital technology has changed our life in many ways.(数字技术在很多方面改变了我们的生活。)
用法:现在完成时(have/has+ 过去分词)，强调过去发生的动作对现在的影响。
例句:The internet has made communication easier.
2.We can do many things online, such as shopping and studying,(我们可以在网上做很多事，比如购物和学习。)
用法:such as用于列举同类事物中的例子，后接名词或动名词。
例句:She likes sports, such as swimming and running.
3.It's convenient to use a smartphone to pay for things.(用智能手机付款很方便。)
用法:Its+ 形容词 +to do sth. 表示“做某事是....的”，it 为形式主语，真正主语是后面的不定式
例句:It's important to protect our eyes when using screens.
4. People used to send letters, but now they send emails,(人们过去常写信，但现在发邮件。)
用法:used to do sth.表示“过去常常做某事”(现在不做了)。
例句:I used to read paper books, but now I read e-books.
5. The more time you spend online, the less time you have for exercise.(你花在网上的时间越多，锻炼的时间就越少。)
用法:“the+ 比较级，the+比较级”表示“越…，就越....”。
例句:The more you practice, the better you will be.
6. Do you know how to download music from the internet (你知道如何从网上下载音乐吗 )
用法:how to do sth. 作宾语，指“做某事的方法”。
例句:He taught me how to use this app.
语法要点
1.现在完成时(复习与拓展)
语法要点
结构:主语 +have/has+ 过去分词
用法 1:表示过去发生的动作持续到现在，常与for(接时间段)、since(接时间点)连用。
例句:We have used smartphones for5 years.(我们用智能手机已经5年了。)
用法 2:表示过去发生的动作对现在造成的影响或结果，常与 already(已经)、yet(还)、just(刚刚)连用。
例句:I have already finished my homework.(我已经做完作业了。）
2.情态动词 can/could/may/might 表能力或许可(结合单元语境)
can(能;会):表示现在的能力或许可。
例句:We can use computers to work.(我们能用电脑工作。)
could(能;会):表示过去的能力，或委请求许可。
例句:He could type very fast when he was young.(他年轻时打字很快。)
may/might(可以;可能):表示许可或可能性，might比may语气更委婉。
课堂笔记
1
digital /'d d t( )l/ adj. 数码的;数字式的 p.18
digital camera(数码相机)digital product(数码产品)
1. This is a digital watch that shows the date.(这是一块显示日期的数码手表。)
2. We use digital tools to study English.(我们用数码工具学习英语。)
2
support /s p (r)t/ n.技术支持;支持;帮助 p.20
不可数名词(表“支持”) 复数 supports(表“支撑物”)
supportive adj.支持的 support v.支持(同形动词)
get support from(从.....获得支持)technical support(技术支持)
1. The company provides 24-hour technical support.(该公司提供 24 小时技术支持。)
2. She got a lot of support from her family.(她从家人那里得到了很多支持。)
3
laptop / l p t p/n. 便携式电脑;笔记本电脑 p.20
复数:laptops
use a laptop(使用笔记本电脑);a new laptop(一台新笔记本电脑)
1. He takes his laptop to school every day.(他每天带笔记本电脑去学校。)
2. My laptop is lighter than my old one.(我的新笔记本电脑比旧的轻。)
4
keyboard / ki b (r)d/n.(计算机或打字机的)键盘 p.20
复数:keyboards
computer keyboard(电脑键盘);type on the keyboard(在键盘上打字)
1.I spilled water on my keyboard and it broke.(我把水酒在键盘上，它坏了。)
2. She can type fast on the keyboard.(她能在键盘上快速打字。)
5
bluetooth / blu tu θ/n.蓝牙(短距离无线连接技术)p.20
不可数名词
connect via bluetooth(通过蓝牙连接);bluetooth speaker(蓝牙音箱)
1. You can play music from your phone via bluetooth.(你可以通过蓝牙从手机播放音乐。)
2.This headphone supports bluetooth connection.(这款耳机支持蓝牙连接。)
6
smartphone / smɑ t fo n/n.智能手机 p.20
复数:smartphones
use a smartphone(使用智能手机);smartphone apps(智能手机应用)
1. Most students have their own smartphones now.(现在大多数学生都有自己的智能手机。)
2.He uses his smartphone to take photos.(他用智能手机拍照。)
7
headset /'hed.set/ n.(带麦克风的)头戴式耳机 p.20
复数:headsets
wear a headset(戴耳机);headset with microphone(带麦克风的耳机)
1. She wears a headset to listen to English lessons.(她戴耳机听英语课。)
2. This headset is good for online meetings.(这款耳机适合线上会议。)
8
large /lɑ (r)d / adj. 大的;大规模的 p.20比较级:larger;最高级:largest
largely adv.主要地;在很大程度上
a large number of(大量的，后接可数名词);large size(大尺寸)
There are a large number of books in the library.(图书馆里有大量的书。)
2. He bought a large house last year.(他去年买了一栋大房子。)
9
clear /kl (r)/ adj. 清楚的 v. 清除 p.20
adj.比较级:clearer;
最高级:clearest;
v.过去式/过去分词:cleared
clearly adv.清楚地
adj. clear voice(清晰的声音):be clear about(清楚...) v.clear up(清理;放晴)
1. Please make your explanation clear.(请把你的解释说清楚。)
2. She cleared up the desk before leaving
(她离开前整理了书桌。)
10
private /'pra v t/ adj.私人的;个人的 p.20
比较级:more private;最高级:most private
privately adv.私下地;秘密地
private life(私人生活);private information(个人信息)
1. Don't ask others about their private life.(不要询问别人的私人生活。)
2. He keeps his private information safe online.(他在网上保护个人信息安全。)
11
touch /t t / n. 触摸 v. 触摸 p.21
n.复数:touches;v.过去式/过去分词:touched
1.n. keep in touch(保持联系);a light touch(轻轻一触) 2.v.touch sb.on the shoulder(触摸某人的肩膀)
1. We keep in touch by phone every week.(我们每周通过电话保持联系。)
2. Don't touch the hot cup- it's dangerous.(别碰那个热杯子，很危险。)
12
touch screen /'tat[skri:n/n.(计算机)触摸屏 p.21
复数:touch screens
use the touch screen(使用触摸屏);touch screen phone(触屏手机)
This tablet has a very sensitive touch screen.(这款平板电脑的触摸屏很灵敏。)
2. You can tap the touch screen to open the app.(你可以点击触摸屏打开应用。)
13
advantage / d vɑ nt d /n.优点;优势 p.21
复数:advantages
disadvantage n.不利因素;劣势
have an advantage over(比比......有优势);the advantage of(......的优点)
1. Online shopping has an advantage over offline shopping in convenience.(网购在便利性上比线下购物有优势。)
2. What's the advantage of this new method (这种新方法的优点是什么 )
14
chip /t p/n. 芯片 p.21
复数:chips
computer chip(电脑芯片);microchip(微芯片)
1. The chip is the“brain”of the computer.(芯片是电脑的“大脑”。)
2. This phone uses a new type of chip.(这款手机使用新型芯片。)
15
lightning /'la tn / adj. 闪电般的 n.闪电 p.21
adj.无比较级/最高级;n.不可数名词
1. adj. lightning speed(闪电般的速度) 2.n.during lightning(闪电时)
1. He ran at lightning speed to catch the bus.(他以闪电般的速度跑去赶公交车。)
2. We shouldn't go out during lightning and thunder.(雷雨时我们不该出门。)
16
purple / p (r)p( )l/ adj. 紫色的 p.21
比较级:more purple;最高级:most purple(不常用)
purple flowers(紫色的花);wear purple(穿紫色衣服)
1. Her favorite color is purple.(她最喜欢的颜色是紫色。)
2. There are many purple grapes on the vine.(葡萄藤上有很多紫色的葡萄。)
17
AI abbr.(= artificial intelligence)人工智能 p.21
AI technology(人工智能技术);use AI(使用人工智能)
1.Al can help doctors diagnose diseases.(人工智能能帮助医生诊断疾病。)
2. We learned about AI in our science class.(我们在科学课上学过人工智能。)
18
keep an eye on 照看;留神;留意 p.21
动词短语，无词形变化
keep an eye on sb./sth.(照看某人/某物)
1.Please keep an eye on my little sister while 'm out.(我出去时请帮我照看一下妹妹。)
2. He kept an eye on his bag in the crowded train.(在拥挤的火车上，他留意着自己的包。)
19
health /helθ/n.健康(身体或精神状况) p.21
不可数名词
healthy adj. 健康的;healthily adv. 健康地
good health(身体健康);be bad for health(对健康有害)
1.Regular exercise is good for our health.(规律运动对我们的健康有益。)
2.Smoking is bad for your health.(吸烟对你的健康有害。)
20
complaint /k m'ple nt/ n. 投诉;抱怨 p.22
复数:complaints
complain v.投诉;抱怨
make a complaint(提出投诉);complaint about(对......的抱怨)
1. The customer made a complaint about the bad service.(顾客对糟糕的服务提出了投诉。)
2. She has no complaint about her new job.(她对新工作没有抱怨。)
21
press /pres/v.按，压(启动)p.22
过去式/过去分词:pressed;n.复数:presses(印刷机)
pressure n.力
press the button(按按钮);press down(按下)
1.Press the green button to turn on the machine.(按绿色按钮启动机器。)
2. He pressed down the pen to write more clearly.(他用力按笔，以便写得更清楚。)
22
inconvenience/ nk n vi ni ns/n.不便:麻烦 p.22
复数:inconveniences
convenient adj.方便的;inconvenient adj. 不方便的
cause inconvenience(造成不便);sorry for the inconvenience(抱歉带来不便)
1. The road repair caused much inconvenience to drivers.(道路维修给司机带来了很多不便。)
2.I'm sorry for the inconvenience I brought you.(很抱歉给你带来麻烦。)
23
repeat /r pi t/ v. 重复;重做 p.22
过去式/过去分词:repeated
repetition n.重复(初中阶段选学)
repeat sth.(重复某事);repeat after sb.(跟着某人重复)
1. Can you repeat the question I didn't hear it clearly.(你能重复一下问题吗 我没听清楚。)
2. The students repeated after the teacher to practice pronunciation.(学生们跟着老师重复，练习发音。)
24
couple /'k p( )l/ n.几个人;几件事物 p.22
复数:couples(表“夫妻”)
a couple of(几个，后接可数名词复数)
1. I need a couple of days to finish this work.(我需要几天时间完成这项工作。)
2. There are a couple of books on the desk.(桌子上有几本书。)
25
freeze /fri:z/ v.(屏幕)冻结 p.23
过去式:froze;过去分词:frozen;现在分词:freezing
frozen adj.冻结的;freezing adj. 极冷的
freeze up(冻结;卡住);be frozen(被冻结)
1. My computer screen froze when I was playing games.(我玩游戏时，电脑屏幕卡住了。)
2. The water in the pipe froze in winter.(冬天水管里的水结冰了。)
26
software/ s f(t) we (r)/n.软件 p.23
不可数名词
computer software(电脑软件):install software(安装软件)
1. We need to update the software to fix the bug.(我们需要更新软件来修复漏洞。)
2.This software is free to download.(这款软件可以免费下载。)
27
app / p/n.(=application)应用程序 p.23
复数:apps
mobile app(手机应用); use an app(使用应用程序)
1. There are many educational apps for students.(有很多面向学生的教育类应用。)
2.I use this app to learn English words.(我用这个应用背英语单词。)
28
network/ net w (r)k/n.(互联)网络 p.23
复数:networks
computer network(电脑网络);network connection(网络连接)
1. The network is down, so we can't access the Internet.(网络断了，我们无法上网。)
2. This company has a large sales network.(这家公司有庞大的销售网络。)
29
disabled /d s e b( )ld/adj.有残疾的 p.24
无比较级/最高级
disability n.残疾:disabled people(残疾人，复数概念)
help disabled people(帮助残疾人);disabled access(无障碍通道)
1. The school provides special facilities for disabled students.(学校为残疾学生提供特殊设施。)
2. We should respect and help disabled people.(我们应该尊重并帮助残疾人。)
30
type /ta p/n.类型;种类 p.24
复数:types;v.过去式/过去分词:typed(打字)
1.n. type of(....的类型);different types(不同类型) 2.v.type a letter(打一封信)
1. What type of music do you like best (你最喜欢什么类型的音乐 )
2. She typed the report and sent it to her boss.(她把报告打出来，发给了老板。)
31
blind /bla nd/ adj. 瞎的;失明的 p.24
比较级:blinder;最高级:blindest(不常用)
blindness n.失明
the blind(盲人，复数概念);be blind to(对......视而不见)
1. The blind man walks with the help of a guide dog.(那个盲人在导盲犬的帮助下走路。)
2. Don't be blind to your own mistakes.(不要对自己的错误视而不见。)
32
detect /d 'tekt/ v.发现;查明 p.24
过去式/过去分词:detected
detection n.探测(初中阶段选学)
detect errors(检测错误);detect a problem(发现问题)
1. This machine can detect small changes in temperature.(这台机器能检测温度的微小变化。)
2. The teacher detected a mistake in his homework,(老师发现了他作业中的一个错误。)
33
object / b'd ekt/ n.物体;东西 p.24
复数:objects; v./ b'd ekt/ 反对(初中阶段侧重名词)
solid object(固体物体):strange object(奇怪的物体)
1. There's a hard object under the bed-what is it (床底下有个硬东西，是什么 )
2. The artist draws different objects in his paintings.(这位艺术家在画中描绘不同的物体。)
句子分析
时间状语从句
句子:When she finds a muddy water hole, she carefully fills her old pot with water.
结构拆解:
主句：
从句： （表时间）
引导词：
整句翻译：
仿写练习:当他找到干净水源时，立刻装满了水壶。
二、
句子:Sarah heats the water over fire so that it becomes safe for drinking.
从句
结构拆解:
主句：
从句： （表目的）
引导词：
整句翻译：
仿写练习:我们关上水龙头，为了不浪费一滴水。
三、
从句
句子:Though life is hard, Sarah steps forward with hope.
结构拆解:
主句：
从句： （表让步）
引导词：
整句翻译：
仿写练习:尽管水资源有限，我们仍有办法保护它。
四、比较状语从句
句子:The more people use water, the dirtier it becomes.
结构拆解:
主句：
从句： （表比较）
引导词：
整句翻译：
仿写练习:我们越节约水，未来的危机就越小。
五、
句子:I suggest we act now to protect water at school.
从句
结构拆解:
主句：
从句： （作 的宾语）
引导词： （省略）
整句翻译：
仿写练习:她认为每个人都该参与节水行动。
六、
句子:When the pot is full. I take it to the nearby bathing rock.
从句
结构拆解:
主句：
从句： （表时间）
引导词：
整句翻译：
仿写练习:当水壶装满时，我把它提到溪边。
七、
句子:I can feel the heat as the water wets my head.
从句
结构拆解:
主句：
从句： （表时间）
引导词：
整句翻译：
仿写练习:当雨水淋湿皮肤时，我感受到凉意。
八、
句子:I rub soap until every drop of water is used.
从句
主句：
从句： （表时间 ）
引导词：
整句翻译：
仿写练习:他擦拭器皿直到每处污渍都消失。
Part3 当堂测试
一、单项选择
1. We should use electricity wisely. For example, turn off the computer when not using it.
A. in an easy way B. in a new way
C. in a smart way D. in a safe way
2.---Excuse me, Mr Wu. I couldn't follow you in class just now. Could you the main point s of the lesson to me --No problem.
A. repeat B. report C. repair D. remember
3. Unluckily, Peter's father become in one eye in the accident.
A.blind B. deaf C. clever D. rich
4. Many students use apps to help them their studies, such as apps for vocabulary learning and math exercises.
A.in B.with C.on D.for
5.--How often do you go online to search for information -- , because I think reading books is also a good way to get knowledge.
A. Always B. Usually C. Sometimes D.Never
6. In the digital age, many traditional shops are facing difficulties because more and more people prefer online.
A. shop B. shopping C. to shop D. both B and C
7. We can use digital tools to create artworks, digital paintings and music.
A. for example B. such as C. like as D. as example
8. My sister is good at using software to edit photos and make them look more beautiful.
A. painting B. photo-editing C.word-processing D.video-making
9. We should be when using public Wi-Fi to avoid information leakage.
A. careful B. careless C. happy D.sad
10. Some people worry that digital technology will the traditional ways of life.
A. change B.improve C. protect D. keep
11. Digital life has brought us many conveniences, it also has some disadvantages.
A.and B.so C.but D.or
12.--Can you tell me how to this new digital device --Sure. Let me show you.
A. operate B. produce C. create D. discover
二、根据汉语提示填空
1. Mobile (支付) is faster than cash.
2. Camping gives you a good (机会) to take a break from your busy life.
3. I read (评价) before buying online.
4. I finished the (项日 ) in a short time with his help.
5.The (瞎的) man needs a guide dog to help him cross the street.
6. Teaching reading skills should be an important part of school (教育).
7.The (交易) failed because of poor WiFi.
8.Use (二维码) to add friends on WeChat.
(电子书) are cheaper than paper books.
10.Please (更新) your app to the latest version.
三、用单词的适当形式填空
1. Planning time is a good way to finish tasks on time.(wise)
2. My mother often goes (shop)on weekends.
3. Yesterday we went to the hospital to help some (able) people.
4. I don't know whose book it is because I can't find the (own) name on it.
5. Peter doesn't like snakes because they are (danger).
6. Gold is the most important of South Africa. (produce)
7. My parents (support)my decision to be a volunteer.
8. It's important for us to learn how to manage our time (wise).
9. The cheetah is a (power) animal. It can run at extremely high speeds.
10. Why don't you (communicate) more with your team members They need some help.
Part4 课后巩固
Choose the proper words in the box to complete the following passage,Each word can be used only once.(选择最恰当的选项填入空格，每个选项只能使用一次。)(本大题共4题，每题1分，共4分)
A.remember B.communicate C.update D.share E.discover
Smart devices,such as smartphones and smart speakers,have become an important part of our daily lives.These devices use the Internet to 1 with each other and provide useful services.
For example,a smart speaker can play music,answer questions,and even control lights in your home.It listens to voice commands and responds quickly.Smartphones,on the other hand,allow us to 2 information,take photos,and stay connected with friends.
One key feature of smart devices is that they can learn from user habits.Over time, they 3 your preferences and make suggestions.For instance,a smart watch might remind you to exercise if it notices you've been sitting too long.
However,to keep these devices working well,users should 4 them regularly.Software updates improve performance and security.With proper use,smart devices can make life more convenient.
Choose the best words to complete the passage.(选择最恰当的单词完成短文。)(每题2 分，共 14 分)
In the past decade, smart devices have transformed the way we live. From smartphones to smart homes,these technologies make our lives more 1 by connecting everyday objects to the Internet.
One major advantage is convenience. Smart assistants like Siri or Alexa can answer questions, play music, and even control other smart appliances with simple 2 commands,Meanwhile,wearable devices like smart watches monitor health data,helping people track their fitness goals more 3 .
However, there are also concerns.Some worry that overusing smart devices may reduce face-to-face 4 between people. Others fear privacy risks, as these devices often collect personal data.To stay safe,experts recommend using strong passwords and regularly 5 software updates.
Despite these challenges,smart technology keeps evolving.Future innovations may include smarter cities with traffic systems that reduce 6 by analyzing real-time data. As we adopt these changes, it's important to find a balance between enjoying technology's benefits and 7 its potential risks.
A.difficult B.private C.convenient D.expensive
2.A.written B.voice C.silent D.secret
3.A.easily B.nervously C.carelessly D.slowly
4.A.competition B.interaction C.distance D.silence
5.A.ignoring B.delaying C.installing D.removing
6.A.pollution B.jams C.enjoyment D.production
7.A.forgetting B.avoiding C.protecting D.increasing

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