Unit 4 Lesson 23 The Internet—Good or Bad 同步练习

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Unit 4 Lesson 23 The Internet—Good or Bad? 同步练习
一、单项选择。
1. Drinking alcohol(白酒)can be ________ your brains. So people aren't allowed to drink it if they are younger than 18.
A. good at B. good with
C. harmful to D. thirsty for
2. My arm is still painful, ______ I'm going to see a doctor.
A. so B. for　
C. but D. or
3. ________ singing, she is also good at dancing.
A. Also B. Aside from
C. Except D. Beside
4. The new machine made it possible ________ the work in one minute.
A. finish B. to finish
C. finished D. finishing
5. Many scientists believe that robots ________ able to talk like humans in 50 years.
A. were B. are　　
C. will be D. have been
6. —Why did she shout just now?
—The traffic was too noisy and she had to make herself ________ clearly.
A. hear B. hearing　　　　
C. heard
7. —IPhones and iPads are so popular these days.
—Yes, they can ________ our eyes to the outside world.
A. open up B. turn up
C. call up D. think up
8. ________ you look after it carefully, this coat will keep you warm through many winters.
A. If B. Unless
C. Before D. So
9. —What are you going to do during the summer vacation?
—I am going to ________ a new hobby like swimming or dancing.
A. take off B. take up
C. take after D. take in
10. —I think there will be ________ air pollution when there are ________ people driving.
—That's true! I hope the air will be fresher soon.
A. less；less B. less；fewer
C. fewer；fewer D. fewer；less
二.用所给单词的适当形式填空。
1. ________(do) some exercise is good for our health.
2. Someone ________(steal) her jewellery while she was away.
3. The cold weather caused the plants ________________________(die).
4. I think there will be ________(little) pollution in the future because of the new law.
5. The television isn't working ________(proper). We must repair it.
三. 根据汉语意思完成句子。
1. 我想过一种简单的生活。
I want to have a _______ life.
2. 不要让电脑游戏占据了你的生活。
Don’t let computer games ________ ________ your life.
3.如果你能正确而小心地使用电脑，它会工作很长时间。
It will work for a long time, if you use the computer ___________ and _______ .
4. 除此之外，我们还可以用电脑写作、画画等。
________ ________ that, we can do some writing and drawing and so on.
5. 我所有的朋友都住得很远。
All my friends live ________ ________.
四、按要求完成句子。
1. We stay in touch on the Internet. (对画线部分提问)
________ ________ you stay in touch?
2. The girl lives in Africa.(改为一般疑问句)
________ the girl ________ in Africa?
3. Playing games does harm to eyes.(改为同义句)
Playing games ________ ________ ________ eyes.
4. Eating vegetables and fruit is good for our health.(改为同义句)
________ good for our health ________ ________ vegetables and fruit.
5. Mr. Brown's home is two hundred meters away from the shop.(对画线部分提问)
________ ________ is Mr. Brown's home from the shop?












同步练习答案
一、1.C　 2. A　 3. B　 4. B 　5.C
6. C　 7. A　 8.A　 9.B　 10.B
二. 1.Doing　 2.stole　 3.to die　 4.less 　5.properly　
三. 1. simple 2. take up 3. properly ，carefully
4. Aside from 5. far away
四、1.How do　2.Does；live　
3. is harmful to　4.It's；to eat　
5. How far











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