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Unit 5 Power of Ideas
Section A What changes can inventions bring to our lives
【知识点梳理】
1. be made 和介词的搭配
短语 含义 用法
be made from 由……制成 看不出原材料
be made by 由某人制造 后接人(制造者)
be made in 在某地制造 后接产地
be made into 被制成…… 后接成品
- 例句：
- Is the spoon made of silver
- Wine is made from grapes.
- These things are made in Shanghai.
- The wood will be made into a bench.
2. 辨析 invent、discover 和 create
易混词 用法
invent 指“发明”出原来没有的事物
discover 指“发现”某种本来存在但未被发现的事物
create 指“创造”出新的东西，如艺术作品、新机会等
- 例句：
- Silk was first invented by Leizu.
- There is more science for you to discover.
- His dream is to create nice novels.
3. suppose v. 认为；推断
- (1) 意为“认为；推断”时，既作及物动词又作不及物动词
- Getting a visa isn‘t as simple as you might suppose.
- (2) be supposed to do/be sth. 意为“应当做(某事)或是(某物)”，描述义务或建议
- We’re supposed to be at the interview about 30 minutes early.
- 延伸：
- be supposed to do = should do = be expected to do
- suppose 还可意为“假定；假设”
4. complete v. 完成；结束 adj. 完全的；彻底的
- 动词用法：complete sth. 完成某事
- The Qinghai-Xizang Railway was completed in 2006.
- 形容词用法：
- complete strangers 完全陌生的人
- a complete day 一整天
- 派生词：
- incomplete adj. 不完全的
- completely adv. 彻底地；完全地
【随堂练习】
一、单项选择。
1. The table is made ______ wood.
A. of B. from C. by D. into
2. Wine is made ______ grapes.
A. of B. from C. by D. into
3. This kind of machine is made ______ Shanghai.
A. of B. from C. in D. by
4. The wood will be made ______ a bench.
A. of B. from C. into D. by
5. Paper was first ______ by Cai Lun.
A. discovered B. invented C. created D. found
6. Columbus ______ America in 1492.
A. invented B. created C. discovered D. made
7. You are ______ to arrive on time.
A. supposed B. supposing C. suppose D. supposes
8. The railway was ______ in 2006.
A. completion B. complete C. completed D. completely
9. I ______ agree with you.
A. complete B. completed C. completely D. completion
10. What makes you ______ that we’re going to sell the house
A. suppose B. supposed C. supposing D. to suppose
二、用所给词的适当形式填空。
1. The bridge is made ________ (of) stone.
2. This kind of paper is made ________ (from) bamboo.
3. The cake was made ________ (by) my mother.
4. Grapes can be made ________ (into) wine.
5. Edison ________ (invent) the light bulb.
6. We ________ (discover) a secret cave yesterday.
7. She ________ (create) a beautiful painting last week.
8. You are ________ (suppose) to hand in your homework tomorrow.
9. The project was ________ (complete) ahead of time.
10. I ________ (complete) agree with your opinion.
【答案解析】
一、单项选择。
1. A —— be made of 能看出原材料，桌子由木头制成能看出原料。
2. B —— be made from 看不出原材料，葡萄酒由葡萄酿制看不出原料。
3. C —— be made in 后接产地，意为“在某地制造”。
4. C —— be made into 意为“被制成……”，后接成品。
5. B —— invent 指“发明”原来没有的事物，纸是蔡伦发明的。
6. C —— discover 指“发现”本来存在但未被发现的事物，哥伦布发现美洲。
7. A —— be supposed to do 意为“应当做某事”。
8. C —— complete 作动词用被动语态 was completed。
9. C —— completely 副词修饰动词 agree。
10. A —— make s B. suppose that... 意为“使某人认为……”，suppose 用原形。
二、用所给词的适当形式填空。
1. of —— be made of 固定搭配。
2. from —— be made from 固定搭配。
3. by —— be made by 后接制造者。
4. into —— be made into 被制成。
5. invented —— invent 的过去式。
6. discovered —— discover 的过去式。
7. created —— create 的过去式。
8. supposed —— be supposed to do 固定搭配。
9. completed —— 被动语态 was completed。
pletely —— 副词修饰 agree。
Section B How do we turn ideas into reality
【知识点梳理】
1. expensive adj. 昂贵的，价格高的
- 可作表语和定语，比较级 more expensive，最高级 most expensive
- 反义词：cheap
- 例句：
- Mobile phones were still very expensive.
- Photography is an expensive hobby.
2. afford v. 买得起；能做
- 常与 can, could 或 be able to 连用，多用于否定句和疑问句
- 不用于被动语态
- 常见搭配：
- afford sth. 买得起某物
- afford to do sth. 能做某事/负担得起做某事
- 延伸：
- afford 还可意为“承担得起（后果）”
- affordable adj. 不算太贵的；负担得起的
- 例句：
- They were able to afford expensive goods.
- We can’t afford to go abroad this summer.
3. 句式：not only...but also...
- 意为“不但……而且……”，连接两个对等的成分
- 连接并列主语时，谓语动词遵循“就近原则”
- 当 not only 位于句首时，not only 后的分句应部分倒装
- 例句：
- Papermaking technique not only speeded up the development of Chinese culture, but also changed civilization around the world.
- Not only does he speak English well, but he also knows a lot about Western culture.
【随堂练习】
一、单项选择。
1. The mobile phone was very ______ in the 1980s.
A. cheap B. expensive C. high D. low
2. Photography is an ______ hobby.
A. expense B. expensive C. afford D. affordable
3. We can’t ______ to go abroad this summer.
A. afford B. buy C. take D. spend
4. They were able to ______ expensive goods.
A. afford B. buy C. take D. both A and B
5. The company offers quality products at ______ prices.
A. expensive B. high C. affordable D. costly
6. Not only ______ he speak English well, but he also knows Western culture.
A. does B. do C. is D. are
7. Not only Tom but also I ______ going to the party.
A. am B. is C. are D. be
8. Papermaking technique not only speeded up Chinese culture ______ changed the world.
A. but also B. and C. also D. as well
9. We can’t afford ______ any longer.
A. wait B. to wait C. waiting D. waited
10. The car is too ______ for me to buy.
A. affordable B. cheap C. expensive D. low
二、用所给词的适当形式填空。
1. This diamond ring is very ________ (expense).
2. We can’t afford ________ (buy) a new house now.
3. The hotel offers ________ (afford) rooms for tourists.
4. Not only ________ (do) she sing well, but she also dances beautifully.
5. Not only the students but also the teacher ________ (like) the movie.
6. She ________ (afford) to pay for the course because she saved money.
7. Photography is one of the most ________ (expensive) hobbies.
8. We can’t afford ________ (wait) any longer.
9. Not only ________ (be) he a teacher, but he is also a writer.
10. He ________ (afford) a new car last year.
【答案解析】
一、单项选择。
1. B —— expensive 意为“昂贵的”，符合 1980 年代手机的实际情况。
2. B —— expensive 形容词作定语修饰 hobby。
3. A —— can’t afford to do sth. 意为“负担不起做某事”。
4. D —— afford 和 buy 都可表示“买得起”。
5. C —— affordable 意为“负担得起的”。
6. A —— not only 位于句首，后接部分倒装，does he speak。
7. A —— not only...but also... 连接主语时，谓语动词与最近的主语一致，I 用 am。
8. A —— not only...but also... 为固定搭配。
9. B —— afford to do sth. 固定搭配。
10. C —— expensive 意为“昂贵的”，符合句意。
二、用所给词的适当形式填空。
1. expensive —— 形容词作表语。
2. to buy —— afford to do sth. 固定搭配。
3. affordable —— 形容词修饰 rooms。
4. does —— not only 倒装结构，does she sing。
5. likes —— 就近原则，the teacher 用 likes。
6. was able to afford —— 根据语境用过去时。
7. expensive —— one of the + 最高级 + 复数名词。
8. to wait —— afford to wait 负担得起等待。
9. is —— not only 倒装结构，is he。
10. could afford —— 过去时表示能力。
Sentence Structures & Grammar
【知识点梳理】
1. 一般现在时的被动语态
- 构成：am/is/are + 及物动词的过去分词
句型 结构
肯定句 主语 + am/is/are + 过去分词 + 其他
否定句 主语 + am/is/are + not + 过去分词 + 其他
一般疑问句 Am/Is/Are + 主语 + 过去分词 + 其他？
特殊疑问句 疑问词 + am/is/are + 主语 + 过去分词 + 其他？
- 用法：
- 不知道或没必要说明动作的执行者时
- 强调动作的承受者时
- 例句：
- A mini-camera is connected to the front of the glasses.
- Are your shirts made of cotton
2. 一般过去时的被动语态
- 构成：was/were + 及物动词的过去分词
- 例句：
- The machine was made in France.
- The Qinghai-Xizang Railway was completed in 2006.
3. 含情态动词的被动语态
- 构成：情态动词 + be + 及物动词的过去分词
- 例句：
- Toys can be made by the 3D printer.
- The shared bikes shouldn’t be thrown everywhere.
4. 主动语态变被动语态的注意事项
- 主动句中 make, let, hear, see 等词后跟省略 to 的不定式，变为被动时必须加上 to
- 主动：The boss makes him work ten hours a day.
- 被动：He is made to work ten hours a day.
【随堂练习】
一、单项选择。
1. A mini-camera ______ to the front of the glasses.
A. connect B. is connected C. connected D. was connected
2. ______ your shirts ______ of cotton
A. Do / make B. Are / made C. Is / made D. Do / made
3. The machine ______ in France in 1990.
A. is made B. was made C. made D. makes
4. Toys can ______ by the 3D printer.
A. make B. made C. be made D. be make
5. The shared bikes shouldn’t ______ everywhere.
A. throw B. be thrown C. threw D. thrown
6. He is made ______ ten hours a day.
A. work B. to work C. working D. worked
7. The homework ______ every day.
A. should finish B. should be finish C. should be finished D. should finished
8. This bridge ______ in 2000.
A. built B. was built C. is built D. builds
9. The flowers ______ by my grandmother every morning.
A. water B. are watered C. is watered D. watered
10. When ______ the telephone ______
A. was / invented B. is / invented C. did / invent D. were / invented
二、用所给词的适当形式填空。
1. English ________ (speak) all over the world.
2. The house ________ (build) in 1995.
3. The work must ________ (finish) before Friday.
4. The children ________ (take) to the museum yesterday.
5. The classroom ________ (clean) every day by the students.
6. He ________ (make) to stay up late last night.
7. The book can ________ (find) in the library.
8. The song ________ (write) by a famous singer.
9. The computer ________ (use) by my brother every evening.
10. Rice ________ (grow) in the south of China.
【答案解析】
一、单项选择。
1. B —— 一般现在时的被动语态，is connected 连接。
2. B —— Are your shirts made of... 被动语态一般疑问句。
3. B —— in 1990 为过去时间状语，用一般过去时的被动语态 was made。
4. C —— 情态动词 can 后接 be + 过去分词，can be made。
5. B —— shouldn’t be thrown 情态动词被动语态。
6. B —— make 在被动语态中要还原 to，be made to do。
7. C —— should be finished 情态动词被动语态。
8. B —— in 2000 为过去时间，用一般过去时的被动语态 was built。
9. B —— every morning 为一般现在时，flowers 复数用 are watered。
10. A —— 被动语态特殊疑问句，the telephone 单数用 was invented。
二、用所给词的适当形式填空。
1. is spoken —— 一般现在时被动语态，English 单数用 is spoken。
2. was built —— in 1995 过去时间，用一般过去时被动语态。
3. be finished —— must be finished 情态动词被动语态。
4. were taken —— yesterday 过去时间，children 复数用 were taken。
5. is cleaned —— every day 一般现在时，classroom 单数用 is cleaned。
6. was made —— last night 过去时间，用一般过去时被动语态。
7. be found —— can be found 情态动词被动语态。
8. was written —— 根据语境用一般过去时被动语态。
9. is used —— every evening 一般现在时，computer 单数用 is used。
10. is grown —— 客观事实用一般现在时被动语态。/ 让教学更有效 精品试卷 | 英语学科
Unit 5 Power of Ideas
1____________ n.发明；创造
2____________ n.照相机；（电影）摄影机
3____________ n.笔记本电脑
4____________ 名词高速列车
5____________ adj.超级的；顶好的
6____________ n.墨镜
7____________ 前缀微型的；短的
8____________ pron.它自己
9____________ n.按钮；扣子
10____________ 许多；大量
11____________ v.生产；繁育
12____________ n.（计算机的）文件；文件夹
13____________ n.&adj.塑料（的）
14____________ n.打印机；印刷公司
15____________ v.发明；编造
16____________ 全世界
17____________ v.认为；推断
18____________ 应当做（某事）或是（某物）
19____________ n.车轮；轮子
20____________ adj.冻硬的；冰封的
21____________ v./adj.完成；结束；完全的；彻底的
22____________ n.层；表层
23____________ v.（使）融化；逐渐消失
24____________ n.管道；管子；烟斗
25____________ n.隧道；地下通道
26____________ n.旅游业
27____________ v.获得；取得
28____________ n.现实；事实
29____________ n.造纸工艺；造纸业
30____________ adj.作为原因的；有责任的
31____________ 引起某事
32____________ adj.迅速的；瞬间的
33____________ v./n.塑造；形状
34____________ n.&adj.青铜（的）；青铜色（的）
35____________ n.制品；陶器
36____________ n.石头；岩石
37____________ n.黄麻纤维
38____________ n.纤维；纤维素
39____________ adj.昂贵的；价格高的
40____________ n.官员；高级职员
41____________ n.作坊；讲习班
42____________ pron.没有一个；毫无
43____________ adj./n.最合适的；理想的；理想；完美的人（或事物）
44____________ adj./pron.某些；确定的；某些
45____________ adj.合适的；适宜的
46____________ n./adj.液体；液体的
47____________ adj./adv.便宜的；低廉地
48____________ n.创造；作品
49____________ 后来；其后
50____________ （使）加速
51____________ adj./n.阿拉伯语的；阿拉伯语
52____________ 造成；导致
53____________ 导致；造成
54____________ n.起源；诞生
55____________ adv.迅速地；快速地
56____________ v.买得起；能做
57____________ n.公司；剧团
58____________ adj.黏（性）的；闷热的
59____________n.生产；制作
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