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中小学教育资源及组卷应用平台
人教社九年级上册预习学案
闭环：输入→练习→输出→复盘，适用于自主预习、课后巩固、课堂小测。
学习寄语：Learn smart, learn well; Use tools wisely to light your way. 巧思善学，善用工具点亮求知之路。
Unit 5 Power of Ideas
预习目标（四大核心素养）
语言能力：掌握单元创新、发明主题核心词汇、短语搭配；熟练掌握 that/if/whether 引导宾语从句；能交流发明创造、创新想法，完成创新主题短文写作。
文化意识：了解中外经典发明与创新人物，辩证看待创新改变生活；感受科技创造的价值，树立勇于思考、敢于创新的意识。
思维品质：提取发明背景、创新方法、发明影响关键信息，对比新旧发明的差异，形成辩证、创新思维。
学习能力：按词性分类记忆单元单词，梳理宾语从句句型，自主标记预习疑点，完成完整预习闭环。
模块一：词汇过关
名词 n.
1.invention / n ven n/n. 发明；创造 2.inventor / n vent (r)/n. 发明者；发明家 3.camera / k mr /n. 照相机；摄影机 4.laptop / l pt p/n. 笔记本电脑 5.birth /b θ/n. 起源；诞生 6.company / k mp ni/n. 公司 7.production /pr d k n/n. 生产；制作 8.creation /kri e n/n. 创造；创意作品 9.wheel /wi l/n. 车轮；轮子 10.button / b tn/n. 按钮；纽扣 11.plastic / pl st k/n. 塑料 12.print /pr nt/n. 印刷品；打印 13.printer / pr nt (r)/n. 打印机 14.process / pr ses/n. 过程；工序 15.tour /t (r)/n. 旅行；游览 16.tourism / t r z m/n. 旅游业 17. office / f s/n. 办公室 18.officer / f s (r)/n. 官员；职员 19.suit /su t/n. 套装；一套衣服
动词 v.
1.invent / n vent/v. 发明；创造；编造
2.shape / e p/v. 塑造；影响
3.afford / f d/v. 买得起；承担；能够做
4.produce /pr dju s/v. 生产；制造
5.complete /k m pli t/v. 完成；配齐
6.pack /p k/v. 打包；装箱
7.process /pr ses/v. 加工；处理
8.freeze /fri z/v. 结冰；冷冻
形容词 / 副词 adj./adv.
1.rapid / r p d/adj. 迅速的；快速的
2.ideal /a di l/adj. 理想的；最合适的
3.certain / s tn/adj. 某种；确定的
4.frozen / fr zn/adj. 冷冻的；结冰的
5.suitable / su t bl/adj. 合适的；适宜的
6.rapidly / r p dli/adv. 迅速地
7.gradually / ɡr d u li/adv. 逐渐地
8.widely / wa dli/adv. 广泛地；普遍地
9.completely /k m pli tli/adv. 完全地
连词 & 固定词组
1.if / f/conj. 是否；如果
2.whether / we (r)/conj. 是否
词形转换（必考默写 仅单元单词变形）
1.invent v. → invention n. 发明；创造→ inventor n. 发明者→ inventive adj. 有创造力的
2. print n. → printer n. 打印机
3.freeze v. → frozen adj. 冷冻的；结冰的
4.tour n. → tourism n. 旅游业
5.office n. → officer n. 官员；职员
6.suit n./v. → suitable adj. 合适的
7.company n. → companies (pl.) 公司（复数）
8.rapid adj. → rapidly adv. 迅速地
9.wide adj. → widely adv. 广泛地
10.gradual adj. → gradually adv. 逐渐地
11.complete v./adj. → completely adv. 完全地
12.create v. → creation n. 创造；作品
13.produce v. → production n. 生产；产品
14.birth n. → bear v. 出生；孕育
模块二：核心短语（单元必考搭配）
1.the invention of …… 的发明 2.digital camera 数码相机 3.pack up 打包；收拾行李 4.a pack of 一包；一组 5.lead to 导致；造成 6.bring about 造成；引发 7.all over the world 全世界 8.be widely used 被广泛使用 9.afford to do sth. 有能力做某事 10.in the process of 在…… 过程中 11.shape our life 塑造我们的生活 12.rapid development 快速发展 13.plastic products 塑料制品 14.ideal tool 理想工具 15.printing machine 印刷机 16.frozen food 冷冻食品 17.tourist industry 旅游业 18.suit sb. fine 非常适合某人 19.be suitable for 适合…… 20.travel company 旅行社 21.be supposed to do sth. 应该做某事；理应做某事 22.be responsible for sth. 对某事负责 23.later on 稍后；后来 24.speed up 加速；加快速度 25.result in 导致；引起 26.be looking to do sth. 打算 / 力求做某事
模块三：重点句型（宾语从句核心句）
I think (that) great inventions change people’s whole life.
我认为伟大的发明改变人们的全部生活。
I wonder if the laptop was invented many years ago.
我想知道笔记本电脑是否是多年前发明的。
She asks whether plastic products are widely used or not.
她问塑料制品是否被广泛使用。
4.Experts say that the wheel is one of the earliest great inventions.
专家说轮子是最早的伟大发明之一。
He wants to know if we can afford this new camera.
他想知道我们是否买得起这台新相机。
I believe that this printer is suitable for students.
我相信这台打印机适合学生使用。
7.I wonder if frozen food changes people’s daily life.
我想知道冷冻食品是否改变了人们的日常生活。
Our teacher says that we are supposed to be responsible for our inventions.
老师说我们应当对自己的发明创造负责。
I wonder if new technology can speed up production later on.
我想知道新技术日后能否加快生产速度。
He asks whether bad design will result in many problems or not.
他问糟糕的设计是否会引发诸多问题。
模块四 语法自学（that/if/whether 宾语从句）
基础规则
1.陈述句变宾语从句，用 that 引导，that 无词义、可省略，从句必须使用陈述语序。
2.表 “是否” 用 if/whether，句中有 or not 时，只能用 whether，不可用 if。
3.主句为一般现在时，从句可根据语境使用任意时态；客观真理永用一般现在时。
预习填空
1.I believe ________ inventions push society forward.
2.He wants to know ________ plastic is widely used now.
3.Could you tell me ________ this tool is ideal or not
4.She thinks ________ rapid development changes our daily life.
5.I wonder ________ everyone can afford high-tech products.
6.I ask ________ this printer is suitable for school use or not.
7.I think we ________ (suppose) to speed up our research later on.
模块五 课文预习任务
Task1 对话预习
1.默读对话 2 遍、逐句口译，梳理单元核心话题：发明、创新、科技产品；
2.圈画 invention、inventor、print、printer、freeze、frozen、tour、tourism、suit、suitable 等核心单词及配套短语；
3.划出文中所有宾语从句，区分 that/if/whether 引导用法，标注 be supposed to、be responsible for、speed up 等新增短语。
Task2 短文预习
1.勾画文中发明背景、发明作用、科技发展关键词；
2.对比传统工具与现代发明的优缺点；
3.仿写 3 句宾语从句，介绍一种你熟悉的发明，并用上本单元新短语。
模块六 语音预习
音标 / / & /e/ 发音区分 / /invent, plastic, button, print /e/invention, bed, spread 每组单词朗读 3 遍，区分长短元音发音差异。
模块七 分层练习题
基础一、英汉互译
1.invention ________ 2. inventor ________ 3. laptop ________
4.rapid ________ 5. lead to ________
6.all over the world ________ 7. widely ________ 8. afford ________
9.printer ________ 10. frozen ________ 11. tourism ________
12.suitable ________ panies ________
14.be supposed to do sth. ________
15.be responsible for sth. ________
16.speed up ________ 17. result in ________ 18. later on ________
基础二、方框短语填空
lead to; all over the world; pack up; in the process of; afford to; be suitable for; frozen food; be supposed to; be responsible for; speed up; result in; later on
Many new inventions ________ great changes in our life.
This kind of camera is popular ________.
Please ________ your laptop before you leave.
We are ________ making new plastic products.
Few people ________ buy the expensive printer years ago.
This small printer ________ primary students.
People store ________ in fridges in daily life.
You ________ finish your invention report on time.
Engineers ________ the safety of new machines.
New machines can ________ the production greatly.
Careless operation will ________ many dangerous accidents.
We will test the new printer ________.
提升三、汉语提示写单词
This is a great ________ (发明) of the 21st century.
Who is the ________ (发明者) of the laptop
The ________ (迅速的) development of tech changes everything.
We can’t ________ (承担) such an expensive camera.
Workers ________ (生产) plastic tools in the factory.
It’s an ________ (理想的) tool for students.
This new ________ (打印机) works quietly.
We keep meat ________ (冷冻的) in winter.
The development of ________ (旅游业) brings much money.
This kind of bag is ________ (合适的) for school trip.
Two travel ________ (公司) opened last month.
拓展四、语法填空（10 空）
Every great (1)________ (invent) changes our life. Many people believe (2)________ new technology shapes our world. We wonder (3)________ plastic products will be used widely forever. Teachers tell us (4)________ we should learn about the birth of inventions. Some students ask (5)________ everyone can afford high-tech goods or not. The (6)________ (rapid) development brings convenience. We should know the whole (7)________ (produce) process clearly. I think creative ideas stop us from (8)________ (waste) resources. We (9)________ (suppose) to speed up our study and be responsible (10)________ our own designs.
模块八 跨文化拓展
古今中外都重视创新发明：中国古代四大发明推动世界文明，欧美近代诞生大量现代科技产品。印刷机、冷冻技术、旅游产业相关发明都极大便利人类生活。不同国家创新方向各有侧重，但核心都是依靠思考与实践改变生活。写作、口语可多用宾语从句搭配本单元词汇与短语，分享你对发明、创新的看法。
模块九 预习自查反思表
□ 熟记单词音标、释义、全部词形转换
□ 熟练运用单元短语搭配
□ 掌握宾语从句，独立完成语法填空
□ 能用句型谈论、对比各类发明与科技产品
□ 独立完成分层习题
□ 标注至少 3 处学习疑点
参考答案汇总
模块四 预习填空
1.that 2. if/whether 3. whether 4. that 5. if/whether 6. whether 7. are supposed
模块七 习题答案
一、英汉互译
1.发明；创造 2. 发明者 3. 笔记本电脑 4. 迅速的 5. 导致；造成 6. 全世界 7. 广泛地 8. 买得起；能够做 9.打印机 10. 冷冻的 11. 旅游业 12. 合适的 13. 公司（复数）
14.应该 / 理应做某事 15. 对某事负责 16. 加速 17. 导致；引起 18. 稍后；后来
二、方框短语填空
1.lead to 2. all over the world 3. pack up 4. in the process of 5. afford to
6.is suitable for 7. frozen food 8. are supposed to 9. are responsible for
10.speed up 11. result in 12. later on
三、单词拼写
1.invention 2. inventor 3. rapid 4. afford 5. produce 6. ideal
7.printer 8. frozen 9. tourism 10. suitable 11. companies
四、语法填空
1.invention 2. that 3. if/whether 4. that 5. whether
6.rapid 7. production 8. wasting 9. are supposed 10. for
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