问题 判断题

被动齿轮的齿数与主动齿轮的齿数之比称为减速比。()

答案

参考答案:对

阅读理解

阅读理解。

  Mr and Mrs Green come from Australia. They are in Beijing now. Mr

Green is a teacher in a high school. He teaches English. He likes reading and

running. He isn’t good at cooking. His son, Jim, is a student. He is on the school

football team. He likes playing football very much. He is the best football player

in his class. He likes school, too. He does his homework every day. Mrs Green

is a teacher, too. She can speak a little Chinese. She likes Chinese food. She

doesn’t like drawing, but she likes cooking. They all like China a lot.

1. The Greens come from _____.

A. Canada                    

B. America                    

C. Australia                

D. England

2. _____likes running.

A. Mrs Green                

B. Mr Green                  

C. Jim                        

D. Tim

3. _____can speak a little Chinese.

A. Mr Green                

B. Mrs Green                 

C. Jim                        

D. They

4. Mrs Green doesn't like _____at all.

A. Chinese food                                                

B. teaching

C. singing and dancing                                      

D. drawing

5. They all like _____very much.

A. China                                                          

B. running

C. singing and dancing                                      

D. drawing

不定项选择