资源简介

(共81张PPT)
Section A
探究一 核心单词
Unit 2
Stay Healthy
1 ourselves /a 'selvz; ɑ 'selvz/ pron. 我们自己(教材P11)
· We should believe in ourselves and overcome challenges.
我们要相信自己并克服挑战。
· Let’s enjoy ourselves at the party!
让我们在派对上玩得开心吧！
· They themselves cleaned the classroom carefully.
他们自己认真打扫了教室。
ourselves pron. 意为“我们自己”，常位于动词或介词之后作宾语，也可以作主语或宾语的同位语。反身代词的详细讲解见本单元语法沙龙。
2 sore /s (r) / adj. 疼痛的；酸痛的(教材P12)
· She gently pressed on the sore muscle in her back.
她轻轻按压背部酸痛的肌肉。
· After running a long distance, my legs are sore.
跑了很长一段距离后，我的腿酸痛。
· I have a sore throat because I talked too much yesterday.
我喉咙痛，因为昨天说得太多了。
sore adj. 意为“疼痛的；酸痛的”，描述身体部位因受伤、过度使用等产生的疼痛不适感，常用来修饰具体身体部位。可作定语或表语。
“have a sore + 表示身体部位的名词”表示“……痛”。
3 stomachache /‘st m ke k/ n. 胃痛；肚子疼 (教材P12)
· If you eat too much ice cream, you might get a stomachache.
如果吃太多冰激凌，你可能会胃痛。
· Don’t let him eat too much. He has a stomachache!
不要让他吃太多。他肚子疼！
· Doctors study how different animals’ stomachs digest food.
医生研究不同动物的胃如何消化食物。
stomachache n. 意为“胃痛；肚子疼”。由“stomach(胃) + ache(疼痛) ”构成。have a stomachache胃痛。
“表示身体部位的名词 + ache”常用来表示“……痛”，类似
的表达还有：(1) head + ache =headache 头痛
(2) tooth + ache =toothache 牙痛
(3) back + ache =backache 背痛
4 press /pres/ v. 压；按；挤；推(教材P13)
· She pressed the button to start the community garden lights.
她按下按钮，点亮社区花园的灯光。
· Press the return key to enter the information. 按回车键录入信息。
· Give the doorbell a firm press. 用力按一下门铃。
· The story was reported by the international press.
这个故事被国际媒体报道了。
· The team worked under pressure to finish the project on time.
团队顶着压力按时完成了项目。
· We need to push forward with the recycling plan.
我们要推进回收计划。
press v. 意为“按；压；挤；推”。常见搭配：
(1) press sth. down 向下按压某物
(2) press sth. 按压某物
press 还可作名词，意为“按；压；挤；推”，常与a 连用。
作名词，还可意为“出版社、报刊、新闻界”。
pressure n. 压力
辨析：press 与push
press 强调用手指、工具等垂直施加压力，强调“按、压”的静态动作，接触面积较小。
push 意为“推”，侧重用手或身体向前或向外施力，使物体移动，强调“推”的动态动作。
5 dentist /'dent st/ n. 牙科医生(教材P13)
· Many dentists offer free dental check-ups to students this month.
本月许多牙医为学生们提供免费的牙齿检查。
· I decided to go to the dentist early to avoid the afternoon crowd.
我决定早点去看牙医以避开下午的人流。
· I had to have two fillings at the dentist’s today.
我今天不得不在牙科诊所补了两颗牙。
dentist n. 意为“牙科医生”，可数名词。
由dentist 构成的短语有：
(1) go to the dentist 去看牙医
(2) at the dentist’s 在牙科诊所
后缀-ist 表示“做……的人；……方面的专家”，类似的词
还有：artist 艺术家、画家 scientist 科学家
6 avoid / 'v d/ v. 避免；防止(教材P13)
· She avoids junk food to stay healthy.
她不吃垃圾食品以保持健康。
· Do you know why she is always trying to avoid you
你知道她为什么总是试图躲开你吗？
· They avoided talking about the topic that made them uncomfortable.
他们避免谈论那个让他们不舒服的话题。
avoid v. 意为“避免；防止；回避”。常用结构有：
(1) avoid sb./sth. 躲避某人/ 某事
(2) avoid doing sth. 避免做某事
7 ache /e k/ n. & v. 疼痛(教材P13)
· The ache in his knee made it hard to walk.
他膝盖的疼痛让走路变得困难。
· Sitting at a desk all day gives me a backache.
整天坐在办公桌前让我背痛。
· His feet ached after walking 10 miles. 走了10 英里后，他的脚很疼。
· The loss of her pet brought her weeks of pain.
宠物的离世让她痛苦了好几个星期。
ache n. 意为“疼痛”。
ache 作名词，还可用于构成“身体部位 + ache”复合名词，如：backache(背痛) 、earache(耳痛) 等。
ache 还可作不及物动词，意为“疼痛”。
辨析：ache 与pain
ache 多指轻微、持续的隐痛，仅用于身体部位的隐痛。可与表示身体部位的名词组合成复合词。
pain 泛指“疼痛”，可强可弱，既可指身体不适，
也可指精神痛苦。
8 careless /'ke l s/ adj. 不小心的；粗心的(教材P13)
· He made a careless mistake in the math exam.
他在数学考试中犯了一个粗心的错误。
· She was careless about her appearance today.
她今天对自己的外表不在意。
· Tom is always careless with his schoolwork.
汤姆做作业总是粗心大意。
careless adj. 意为“不小心的；粗心的”。是由“care(n. 照顾) + -less(形容词后缀) ”构成的。be careless about/with... 对……粗心大意。
-less 表示“缺乏……的”“无……的”用在名词后面构成形容词，类似的词还有：hope + -less =hopeless 无望的
harm + -less = harmless 无害的
careless 的相关词：careful adj. 小心；谨慎(反义词)
carelessly adv. 粗心地 carefully adv. 小心地
9 suffer /'s f (r) / v. 受苦；遭受(教材P13)
· They suffered heavy losses in the earthquake.
他们在地震中遭受了重大损失。
· He suffered from a bad cold last week. 他上周患了重感冒。
· She often suffers from stress because of her busy work.
她因为工作繁忙经常承受压力。
· The war brought great suffering to people.
战争给人们带来了巨大的痛苦。
suffer v. 意为“受苦；遭受”，既可作及物动词也可作不及物动词。
suffer from 受苦；受折磨
suffering n. 痛苦；苦难
10 test /test/ n. & v. 检查；测验(教材P14)
· The doctor ordered some tests to check my health condition.
医生安排了一些检查来检查我的健康状况。
· We will have a math test next Monday.
我们下周一将有一场数学测验。
· I need to take a English test tomorrow.
我明天需要参加英语考试。
· True friendship can stand the test of time.
真正的友谊能经得起时间的考验。
· They tested the new machine to see if it worked properly.
他们测试了这台新机器，看它是否正常运转。
· The teacher tests us on grammar today.
老师今天考了我们语法。
test 是可数名词，意为“检查；测验”。常用搭配有：
carry out/conduct a test 进行检查
test results 检查结果 have a test 进行测验
take a test 参加测验 pass/fail a test 通过/ 没有通过测验
test 作名词，还可意为“考验”。
test 还可作动词，意为“检查；测验”。
test sb. on sth. 就某事对某人进行测试。
11 medicine /'medsn/ n. 药；医学(教材P14)
· You should take medicine after meals to avoid a stomachache.
你应该饭后服药，避免胃痛。
· This cough medicine tastes a little bitter, but it works well!
这种止咳药尝起来有点苦，但效果很好！
· My sister wants to study medicine in the future to help sick people.
我姐姐未来想学医，帮助病人。
· My father practises medicine in a rural hospital.
我父亲在一家乡村医院行医。
· They hope to improve the standards of medical care in that area.
他们希望提高那个地区的医疗水平。
medicine n. 意为“药”，通常是不可数名词，特指某种药时，是可数名词。take/have medicine 吃药。
medicine 作名词，还可意为“医学”，是不可数名词。Study medicine 学习医学；practise medicine 行医。
medicine 对应的形容词为medical，意为“医学的；医疗的”。
12 description /d 'skr p n/ n. 描写；形容(教材P14)
· Can you give a description of the beautiful sunset you saw
你能描述一下你看到的美丽日落吗？
· The view from the mountain top was beyond description!
山顶的景色美得无法形容！
· The book goes on to describe his experiences in the army.
本书继而描述了他在部队的经历。
description n. 意为“描写；形容”，是由describe(v. 描述；叙述) + -tion(名词后缀) 构成的。常用短语有：
(1) a description of 对……的描述
(2) beyond description 难以描述
-tion 是常见的名词后缀，常用在动词后面，表示“行为；状态”。
类似的词还有：educate→education 教育 act→action 行动
13 patient /'pe nt/ n. 病人 adj. 有耐心的(教材P14)
· Some hospital patients experience high levels of anxiety.
有些住院病人十分焦虑不安。
· The doctor was patient with the anxious child.
医生对这个焦虑的孩子很有耐心。
· Don’t be impatient to finish the task—quality matters.
别急于完成任务，质量重要。
· She taught me to solve math problems with patience.
她教我耐心地解数学题。
· The volunteers patiently waited and helped elderly people register.
志愿者们耐心等待并协助老人登记。
patient n. 意为“病人”。
patient 还可作形容词，意为“有耐心的”。常用搭配：
be patient with sb./sth. 对某人/ 某事有耐心
patient 的词形变化：(1) impatient adj. 没耐心的
(2) patience n. 耐心→with patience 耐心地
(3) patiently adv. 耐心地
14 knife /na f/ n. 刀(教材P15)
· The same knife cuts bread and fingers. 水能载舟，亦能覆舟。[谚]
· The waiter put a fork and two knives on the dinner table.
服务员把一个叉子和两把刀放在了餐桌上。
knife n. 意为“刀”。其复数形式是将fe变为v再加-es，即knives。
记忆口诀
以-f(e) 结尾，复数形式为-ves 结尾的词：
树叶(leaf) 半数(half) 自己(self) 黄；
妻子(wife) 拿刀(knife) 去割粮。
架(shelf) 后窜出一只狼(wolf) ；
吓得小偷(thief) 逃命(life) 忙。
15 clear /kl (r) / adj. 清晰的；清楚的v. 清理(教材P15)
· The science teacher gave us clear instructions on how to plant trees.
科学老师给了我们关于如何种树的清晰说明。
· You should make it clear that honesty is very important.
你应明确表示诚实很重要。
· The sky cleared up just in time for our outdoor sports day.
天空及时放晴，我们的户外运动会如期举行。
· There was an echo on the line and I couldn’t hear clearly.
电话里有回音，我听不清楚。
clear adj. 意为“清晰的；清楚的”。常见搭配：
(1) make it clear that 把……表达清楚
(2) a clear reply 一个清晰的答复
clear 作形容词，还有以下词义：(1) 晴朗的 (2) 明确的 (3) 清澈的
clear 还可作动词，意为“清理”。常见词组：
(1) clear up 使整洁，清理；放晴，变晴朗
(2) clear out 清理
clearly adv. 清楚地；明白地
16 pain /pe n/ n. 疼痛；痛苦(教材P15)
· No one can understand his pain in his heart.
没有人能够理解他心中的痛苦。
· The patient experienced sudden pains in the chest. 患者突发胸部疼痛。
· He had a pain/pains in his head just now. 刚才他头痛。
· It’s painful to realize you missed the opportunity.
意识到错过机会令人痛苦。
pain n. 意为“疼痛；痛苦”。既可作可数名词，也可作不可数名词，指精神或肉体上的痛苦或疼痛。表示“身体某部位疼痛”用“have a pa in/pains in + 身体部位”。
pain + -ful (充满……的；有……性质) → painful，形容词，意思是“令人痛苦的；令人疼痛的”。
17 environment / n'va r nm nt/ n. 环境(教材P15)
· We must take action to protect the environment from pollution.
我们必须采取行动保护环境免受污染。
· A quiet environment is essential for effective studying.
安静的环境对高效学习至关重要。
· Let’s talk about the environmental problems.
让我们谈论一下环境问题。
environment n. 意为“环境”，指自然环境时，前面常加定冠词the。protect the environment 保护环境。
environment 也可指对人或物有影响的环境，如学习环境、家庭环境等。
environmental adj. 有关环境的
18 cross /kr s/ v. 穿越；横过；交叉(教材P15)
· The teacher taught us to always look both ways before crossing the road. 老师教我们过马路前一定要左右观察。
· The two lines cross at point A. 两条线在A 点相交。
· Put a cross on the map to show where our school is.
在地图上画个十字，标出我们学校的位置。
· I came across a group of tourists sightseeing around the ancient town. 我遇到了一群在古镇周围观光的游客。
· The bridge across the river brings great convenience to people on both sides.
这座横跨河流的大桥给河两岸的人们带来了很大便利。
· She told me to turn left at the second crossing.
她告诉我在第二个十字路口左拐。
cross v. 意为“穿越；横过”。常用于短语cross the road/bridge/river “穿过道路/ 桥梁/ 河流”。
cross 作动词，还可意为“交叉”。
cross 还可作名词，意为“十字形记号；叉字形记号”。
辨析：cross, across 与crossing
cross 动词，意为“横过；越过”。 cross = go across
across 介词或副词，意为“横过”。 come across 偶遇 crossing 名词，意为“十字路口”。at the crossing 在十字路口
Section A
探究二 核心短语
Unit 2
Stay Healthy
1 have a stomachache 胃痛(教材P12)
· He will have a stomachache if he eats expired food.
如果他吃了过期的食物，他会胃痛的。
· I can’t sing today because I have a sore throat.
我今天不能唱歌了，因为喉咙痛。
· My head hurts. 我头疼。
· She has a pain in the lower back. 她下背部疼痛。
have a stomachache 意为“胃痛”，其中have 作及物动词，意为“患病”，此时have 不可用于进行时。
have + a /an +“表示身体部位的名词 + ache”表示患某种
疾病或某身体部位不适，常见的搭配还有：
have a headache 头疼
have a toothache 牙疼
表示“患病”或“……痛”的表达还有：
(1) have + a /an + 表示病名的词
have a cold 感冒 have the flu 患流感
have a fever 发烧
(2) have a sore + 表示身体部位的名词
have a sore throat 喉咙痛 have a sore back 背痛
(3) 表示身体部位的名词 + hurt(s)
(4) have a pain + in + the + 表示身体部位的名词
2 take one’s temperature 给某人量体温(教材P14)
· The nurse will take your temperature. 护士会给你量体温。
· She stayed home from work because she had a temperature.
她因发烧请假在家。
take one’s temperature意为“给某人量体温”，其中temperature 作名词，意为“体温”。
have a temperature=have a fever 发烧
3 stop... from doing 防止……; 阻止……(教材P14)
· He held onto the back of the chair to stop himself from falling.
他扶住椅子后背，以免摔倒。
· Recycling helps prevent pollution from destroying our planet.
回收利用有助于防止污染破坏地球。
· Kind words can keep people from feeling lonely.
温暖的话语能避免人们感到孤独。
· The accident was stopped/prevented/kept from happening.
事故被阻止发生。
stop... from doing 是一个常用短语，意为“防止……；阻止……”。
stop sb./sth. (from) doing sth. = keep sb./sth. from doing sth.
= prevent sb./sth. (from) doing sth. 阻止某人/ 某物做某事
特别提醒：keep sb./sth. from doing sth.中的from 不可省略。
上面三个结构用于被动语态时，from 均不可省略。
Section A
探究三 核心句式
Unit 2
Stay Healthy
We couldn’t enjoy ourselves while our mother was in hospital.
母亲住院期间，我们无法让自己开心起来。（教材P15）
分析结构: 本句为主从复合句，while 引导时间状语从句，表示“在……期间”。主句主语为We，谓语为couldn’t enjoy，宾语为ourselves。从句主语为our mother, 系动词为was，表语为介词短语in hospital。
· While the children were playing in the park, their parents chatted happily nearby.
孩子们在公园玩耍时，父母们也在附近愉快地聊天。
· While I practiced the piano, my sister prepared dinner.
我练琴时，妹妹在做晚饭。
· While walking home, she found a lost kitten.
走路回家时，她发现了一只走失的小猫。
· When the phone rang, I was reading. 电话响时，我正在读书。
· While technology speeds up life, nature reminds us to slow down.
科技让生活加速，而自然提醒我们放慢脚步。
while 意为“当……的时候”，引导时间状语从句，强调在从句动作发生的同时，主句动作也在进行；也可以表示从句动作发生时主句动作发生了。从句常用进行时态，且从句谓语要用延续性动词。
当主句主语与从句主语一致时，while 引导的时间状语从句可省略为“while+ 动词-ing”结构。
while 作连词时，还可意为“然而”，表示转折，强调前后之间的对比。
辨析：while 与when
while while 指时间段，引导时间状语从句时，从句的谓语动词必须为延续性动词，且常为进行时。
when 表示主句动作发生的特定时间，既可指时间点，也可指时间段。从句的谓语动词可以是延续性动词，也可以是非延续性动词。从句的动作和主句的动作既可同时发生，也可先后发生。
Section A
自主学习
Unit 2
Stay Healthy
1a Match the health problems with the pictures.
____ sore throat ____ stomachache ____ headache
____ toothache ____ backache ____ cut
D
A
E
B
C
F
1b Listen to four conversations. Write the health problems next to the students.
Name Health problem Cause
David _______ at a friend’s birthday party
Ben fell during a _______
Nancy ate too many _______
Judy talked too much and didn’t _______
a stomachache
a backache
a toothache
a sore throat
1c Listen again. Find out the cause of each student’s health problem and complete the table in 1b.
ate too much
Name Health problem Cause
David ______________ at a friend’s birthday party
Ben fell during a ____________________
Nancy ate too many _________________
Judy talked too much and didn’t ________________
a stomachache
a backache
a toothache
a sore throat
football game
sweet things
drink enough water
1d Choose one conversation from the listening and role-play it.
A: What’s wrong /What’s the matter /Are you OK
B: I have a stomachache/ …
A: What happened
B: I …
2a Match the health problems with the things you should do.
1. sore throat A. clean the area and cover it
2. stomachache B. press down on your nose
3. toothache C. rest and drink enough water
4. cut D. drink some water with honey
5. nosebleed E. see a dentist
6. fever F. put something warm on your stomach
1. D 2. F 3. E 4. A 5. B 6. C
2b Listen to three conversations. Circle the health problems the students have in 2a. Who got some medicine from the school nurse
1. sore throat A. clean the area and cover it
2. stomachache B. press down on your nose
3. toothache C. rest and drink enough water
4. cut D. drink some water with honey
5. nosebleed E. see a dentist
6. fever F. put something warm on your stomach
David got some medicine from the school nurse.
2c Listen again. Complete the school nurse’s advice for each student.
Name Advice
David You shouldn’t _____________ next time.
Avoid ______________ for now as the gas could make the ache worse.
eat so much
soft drinks
Name Advice
Nancy You might need an X-ray.
You could eat some __________, but no more _____________.
Remember to __________________ carefully.
Jeff _______________ on your nose. ________ for a few minutes.
You should be __________________ next time. Accidents can happen when we’re careless.
soft food
sweet things
brush your teeth
Press down
Wait
more careful
2d Work in pairs. Take turns to ask for and give advice for different health problems.
headache fever runny nose cough bruised knee
A: I’m suffering from/ I have a very bad headache. What can I do
B: You should go to the doctor. You could get some rest for now.
3a Read the conversation. What’s the matter with Helen
Doctor: Take a seat, Helen. How are you feeling
Helen: Not good... I have a runny nose and a fever.
Doctor: Let me take your temperature... Oh, it’s quite high.
Helen: Yes, it started yesterday. I felt so cold, and I didn’t have much energy. When I tried to get out of bed, I almost fell and hurt myself. My throat hurts too.
意为“坐下”，相当于sit down/have a seat。
when 引导时间状语从句
She has a runny nose and a fever.
思考：你还知道哪些表示“也”的表达，它们的用法有什么不同？
除too外，also，as well，either 也可以表示“也”。too一般用于句末，常用逗号隔开。also通常用于句中，放在实义动词前，be动词、助动词、情态动词后。as well常放句末，不用逗号隔开，用法接近“too”。either只用于否定语境，和“too”对应，表示“也（不）”。
Doctor: Let’s see. Yes, the back of your throat looks very red. We’ll need to do a test, but I believe you have the flu. It’s flu season.
Helen: What should I do, Doctor
Doctor: You should take some medicine and drink enough water.
Helen: OK, thank you. Can I go to school tomorrow
不可数名词，flu 前不用a，而用the。
Doctor: No, you should rest at home. When you’re outside, please wear a mask. It stops us from passing the flu virus to others easily.
Helen: I will!
Doctor: And remember, your health is in your hands. If you take good care of yourself, you’ll get better soon.
if引导条件状语从句，
遵循“主将从现”原则。
3b Read again and write notes in the table.
Helen’s descriptions of her problems The doctor’s advice
She felt so cold, and she didn’t have much energy. When she tried to get out of bed, she almost fell and hurt herself. Her throat hurts too.
She should take some medicine and drink enough water. And she should rest at home. When she is outside, she should wear a mask. And she should take good care of herself.
3c Listen to the conversation. Then role-play it.
3d Act out a conversation between a doctor and a patient. Use the expressions below to help you.
Doctor Patient
Asking about injuries/illnesses: How are you feeling What’s the matter with your… Does your… hurt Describing injuries / illnesses:
I feel terrible./I don’t feel well. I have...
My... hurts.
-ness是常见的名词后缀，表示“……的性质（或状态、特点）”，常加在形容词后。如：illness是由“ill（adj. 有病的）+-ness”构成的。
Doctor Patient
Giving advice: You should/shouldn’t exercise. Don’t go to school. Asking for advice:
Should I stay inside
Can I go to school tomorrow
4a Read the sentences. Underline the modal verbs for advice and circle the reflexive pronouns.
What’s wrong I ate too much last night. Now my stomach aches. You shouldn’t eat so much next time.
What’s the matter I have a really bad toothache. You should see the dentist and get an X-ray. You could eat some soft food for now.
How did you hurt yourself I hurt myself when I fell off my bike. Be more careful next time. If we are not careful, we can easily hurt ourselves.
4b Complete the sentences using the correct reflexive pronouns.
1. The girl cleaned the cut on her arm by ___________.
2. Be careful when you’re using the knife! Don’t cut ___________.
3. We couldn’t enjoy ______________ while our mother was in hospital.
4. Mr Liu knows how to take care of his health because he used to be a doctor ___________.
herself
yourself
ourselves
himself
5. The students are young, but they know how to protect ______________.
6. Her clearest memory is not of the race __________, but the terrible pain in her legs the next day.
themselves
itself
4c Complete the passage with should , shouldn’t , or could .
Mobile phones are useful, but you ________ use them wisely. To protect your eyes, every 20 minutes, you _________ rest your eyes and look at something far away. What’s more, you _________ change your screen’s brightness to try and match your environment and make the words on the screen bigger.
should
意为“此外；更为重要的是”，用于补充或强调某个额外
的信息或观点。通常用于句首，后接逗号。
是由“bright（adj. 明亮的）+-ness 构成”的。
should
could
Of course, you _________ look at your phone just before you go to bed, and you certainly __________ look at it when you cross the road! In fact, you __________ avoid using your phone too often. You __________ listen to music instead of watching videos. You _________ also talk to your friends instead of sending them messages.
shouldn’t
shouldn’t
should
could
could
4d Act out an illness or injury. Have the others guess what it is and give advice.
· Do you have a sore throat/bad cold/...
· Did you fall from your bike/cut yourself /...
· You should … /You could...

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