24春国开电大春安徽开放大学理工英语3单元自测7（预备知识：Unit 7；10分）答卷参考答案

单元自测7（预备知识：Unit 7；10分）答卷

单元自测7（预备知识：Unit 7；10分）答卷

单元自测7（预备知识：Unit 7；10分）国家开放大学作业答案

试卷总分:100 得分:100

1. — ?How do I get to the garage? I need to have my car repaired.

— ?? ? ? ? ? ? ? ? ? ? ?

A. It's vetry far.国开搜题

B. Yes,there is a garage near here.国家开放大学作业答案

C. Go down this street and turn left.

答案:

2.— ?That’s a nice car!

— ?? ? ? ? ? ? ? ? ? ??

A. Oh,thanks.I go it yesterday.

B. Sorry,it's too cheap.国开搜题

C. You can have it.渝粤教育

答案:

3.?It was a __________ relationship between the boy and the man.?

A. mix渝粤题库

B. confuse

C. complex

答案:

4.All the mobile phones must __________?before the meeting begins.?

A. turn off

B. be turned off

C. be turning off渝粤题库

答案:

5.Tom?_______ have?kept?his?promise.?I?wonder?why?he?changed?his?idea.?

A. must

B. should

C. need

答案:

渝粤题库，我们的目标是要做全覆盖、全正确的答案搜索服务。

6.二、完型填空：阅读下面短文，从A、B、C三个选项中选择合适的内容将短文补充完整。

渝粤教育

You jump into a car, tell it where you want to go then sit back and let a computer take control. It seems a dream in the future. It isn't.渝粤题库

In many ways such driverless cars are already with us. There is partial automation in many cars, such as intelligent braking, lane departure warning and automatic parking. The systems are there 1 cars can pretty much drive themselves. No one noticed the introduction of cruise control. We've got collision avoidance, and we'll soon have automatic lane change.

Improving this technology should make the roads safer. Machines are much better at following rules than humans. Driveway signs advise drivers to slow down to avoid 2 jams. They are often ignored by drivers. But it won't happen 3 a computer. Driverless cars could also choose the best route to avoid traffic jams.渝粤题库，我们的目标是要做全覆盖、全正确的答案搜索服务。

Fewer jams will mean 4 stop-start driving. Maintaining smooth and constant speeds will improve fuel efficiency. Computers could also be programmed to take the greenest route, rather than the fastest one. Under computer control, cars could also travel much closer together.渝粤题库，我们的目标是要做全覆盖、全正确的答案搜索服务。

They can effectively “slipstream” one another and use less fuel to move themselves forward. They can even form multi-car “trains” going 5 high speeds. However, with driverless cars on the roads, there will be potential trust issues between people and machines. We could therefore see guard rails back on the sides of pavements. This would be a backwards step.

1. A. because B. so that C. such as

2. A. creating B. to creat C. creat

国开搜题

3. A. with B. to C. on

4. A. more B. little C. less渝粤教育

5. A. over B. in C. at

(1).cloze Subject

A. A

B. B

C. C

答案:

(2).cloze Subject

A. A

B. B

C. C

答案:渝粤搜题

(3).cloze Subject

A. A

B. B

C. C渝粤题库

答案:

(4).cloze Subject

A. A

B. B国开形成性考核答案

C. C

答案:渝粤题库，我们的目标是要做全覆盖、全正确的答案搜索服务。

(5).cloze Subject渝粤搜题

A. A

B. B国开形成性考核答案

C. C

答案: