Unit 3 Computers language points课时作业

（本卷满分100分）

一、单词拼写（每小题1分，共10分）

1. Before you set out, you'd better calculate the ________ (总的) cost of the trip.

2. Judging from her ________________ (外貌) and manner, she couldn't have been over fifty years old.

3. Childhood experiences often play a big part in shaping one's ______________ (性格).

4. I have ________________ (下载) some videos that I will show my students.

5. I'm unfamiliar with this _________________ (类型) of computer.

6. I like to read books one ________________ products.

7. Although some problems a________________ in the process, we managed to solve them.

8. Martin's been sick, but a________________ he's hoping to go with us tomorrow to the concert.

9. Do you think I'll be able to achieve my g________________ of losing 5 kilos before the summer?

10. As we all know, a red light is often a danger s________________.

二、单项选择（每小题1.5分，共15分）

11. - the sports meet might be put off.

- Yes, it all depends on the weather.

A. I've been told B. I've told

C. I'm told D. I told

12. The old books take up too much room. You should consider how to them.

A. do with B. deal with

C. agree with D. get along with

13. For many years, people electric cars. However, making them has been more difficult than predicted.

A. had dreamed of B. have dreamed of

C. dreamed of D. dream of

14. - Hello, Jessica! What happened?

- I couldn't hear you clearly because my mobile phone couldn't receive a good ________.

A. sign B. signal

C. symbol D. mark

15. We must all the possibilities of the solution to the problem.

A. search B. explore

C. examine D. discover

16. , I don't like him at all, but it's strange that he should be so popular among the kids.

A. Fortunately B. Personally

C. Lonely D. Totally

17. We always helped each other with studies at high school and we both passed the college entrance examination.

A. on the other hand B. in other words

C. as a result D. by the way

18. Knowing that my laptop wouldn't connect to the network, I tried it .

A. anyhow B. too

C. either D. therefore

19. The child is young he can't go to school.

A. such; that B. too; to

C. so; that D. too; that