问题 单项选择题

当车门驱动气缸的活塞将车门驱动气缸右端的B1口封堵后()。

A.驱动气缸不动作

B.解锁气缸活塞杆伸出

C.使排气速度大大降低,开门变缓

D.使排气速度大大降低,关门变缓

答案

参考答案:D

阅读理解

阅读理解。

                                                          A Better Place 

     The Zhao family live in a very nice district. They want to have the best of everything. They live next to

the Wu family and watch them all the time. The Zhao family wants their place to be better than the Wu's.

They have a bigger television, bigger refrigerator and even bigger shoes. Listen to them talking.

     "Little Wu has a new bicycle for getting high marks. It goes faster than yours. Tomorrow I will buy

you a better bicycle."

     "Mr. Wu has a large fish. I'm going to the market to buy a bigger fish."

     "Mrs. Wu has a new chair. I am going to get a bigger, stronger, prettier one. My place is going to be

better than hers."

     A friend asks Mrs. Wu,"Do you think the Zhao family have a better home than you?"

     Mrs. Wu says, "The Zhao? Oh, the people next door. I don't think about them much. They always look

a bit sad. I think we have a much better life and home. We are happier; we have more fun and our family

life is warmer."

1. Mrs. Zhao wants _________.

A. to have the same as Mrs. Wu

B. everything better than Mrs. Wu

C. a happy home

2. The Zhao's have a bigger refrigerator because _________.

A. their family is larger

B. they have a lot of money

C. they want to have a better place than the Wu's

3. Mrs. Wu _________.

A. wants to have the same as Mrs. Zhao

B. is not interested in Mrs. Zhao

C. does not know Mrs. Zhao

4. The story tells us _________.

A. to work hard

B. to try to be better than other people

C. to try to be better than other people

单项选择题