Unit6 When was it invented单元同步（含答案）人教版英语九年级全册

Unit6When was it invented 单元同步演练
Ⅰ. 用恰当的介词或副词填空。
1. Look at those shoes ______ high heels.
2. Don’t leave the lights ______. It wastes energy.
3. Zippers are widely used ______ our daily lives.
4. His books are translated ______ different languages.
5. Her clothes are ______ of style, so she wants to buy some new ones.
Ⅱ. 用所给单词的适当形式填空。
1. Do you want to know when the car ______ (invent)
2. Different kinds of food ______ (provide) for homeless children in the church yesterday.
3. Tomatoes ______ (discover) in South America many years ago.
4. The 24th Winter Olympic Games ______ (hold) in February 2022, in Beijing.
5. Half the class ______ (invite) to Helen’s birthday party last Sunday.
Ⅲ. 将下列句子变成被动语态。
1. In English people also call supper dinner.
________________________________________________________________________
2. My mother cooked the fish for a long time.
________________________________________________________________________
3. We haven’t used the machine for ages.
________________________________________________________________________
4. We noticed her drinking tea in the cafe.
________________________________________________________________________
5. They are testing the new machine.
________________________________________________________________________
Ⅳ. 根据对话内容，在空白处填入适当的单词或写出括号内单词的适当形式。
A: Hi, Sam! ___1___ are you doing
B: I’m reading an article ___2___ ChatGPT.
A: What’s that
B: It’s a smart AI chatbot (聊天机器人).
A: ___3___ invented it
B: It ___4___ (invent) by someone in a US company.
A: Sounds ___5___ (interest). What can it do
B: It can do a lot of things, like ___6___ (answer) questions, writing e-mails and chatting with you.
A: Can I use it for my homework
B: No, you can’t. But you’d better use it as a ___7___ (learn) tool, not to cheat on your homework.
A: Why
B: Because if we do so, we won’t need ___8___ (use) our brains. Then we ___9___ (lose) the ability to think and learn.
A: I think you are right. The more we use it, the ___10___ (lazy) our brain will be.
1. _____________2. _____________3. _____________4. _____________5. _____________
6. _____________7. _____________8. _____________9. _____________10. _____________
Ⅴ 完形填空。
阅读下面短文，从短文后各题所给的 A、B、C、D 四个选项中，选出可以填入空白处的最佳选项。
There were many exciting inventions in the 20th century, and they changed the lives of people around the world. Here are three of them that are still _____ used today.
The television, invented by John Logie Baird, has had a great _____ on people’s lives. At first, the pictures on the screen weren’t clear, but people could _____ that they were human faces. They could see their eyes opening and closing. It’s said that the first television was sold _____ 25. People staying at their homes could watch _____ pictures that were broadcast (播放) in another country. The invention has made people’s lives more enjoyable since then.
Another great invention was the fridge. People used different ways to keep food cool and _____ before fridges appeared. Fridges first became very popular in the US. Sales of a popular brand _____ from 5,000 to 750,000 quickly in five years. However, British people were _____ interested in fridges than Americans. They thought fridges weren’t _____ because it was cooler in Britain. But with the _____ of more ads, more people got to know the convenience of having a fridge. Soon, more fridges were sold.
The polygraph (测谎机) is also an interesting invention. It was _____ by John Augustus Larson based on some experts’ (专家) ideas. The machine was used to measure (测量) people’s breathing and blood pressure _____ they were asked questions. Experts _____ that sudden changes in these measurements showed that someone was lying . But the invention couldn’t always _____ if people were lying. However it is still used by some policemen now because many people believe it works. They will probably tell the _____ for fear of the machine.
( ) 1. A. widely B. quickly C. deeply D. easily
( ) 2. A. discussion B. opinion C. influence D. study
( ) 3. A. reach B. miss C. worry D. tell
( ) 4. A. with B. for C. from D. in
( ) 5. A. lifting B. fixing C. moving D. sitting
( ) 6. A. soft B. fresh C. sweet D. wet
( ) 7. A. controlled B. increased C. collected D. discovered
( ) 8. A. less B. more C. fewer D. higher
( ) 9. A. similar B. strange C. correct D. necessary
( ) 10. A. dream B. trust C. help D. break
( ) 11. A. invented B. taught C. broken D. trained
( ) 12. A. since B. though C. while D. unless
( ) 13. A. doubted B. believed C. promised D. decided
( ) 14. A. take out B. give out C. put out D. find out
( ) 15. A. truth B. chance C. luck D. news