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问题 单项选择题

机床横向排列安装，两机床操作者面向同一方向操作时，两机床间最小距离为（）mm。

A.60～120

B.80～300

C.300～800

D.800～900

答案

参考答案：D

选择题

哲学是一门给人智慧、使人聪明的学问，是指导人们生活得更好的艺术。下列选项中能体现这一道理的有

①杞人忧天   ②用烛光装满小屋    ③揠苗助长    ④司马光砸缸

A．①②

B．②④

C．①③

D．③④
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完形填空
完形填空。

     What should we do to keep healthy? One important rule is to exercise    1   . The Fang family try to exercise
every day. Mr Fang    2    exercise in the morning because he must get to work at exactly seven o'clock. But he
runs every evening. He walks a lot,    3   . He walks to school every day, and after school he    4    different
sports with his friends. Mr Fang goes to a yoga (瑜加功) class    5   .
     But it wasn't    6    this way. Last year Mr and Mrs Fang used to (过去常常)    7    everywhere in their car,
even to the drugstore (药店) two blocks (街区) away. They thought they had to use the car all the time. They
wouldn't walk. 
    The Fangs all    8    better now. They believe they shouldn't be lazy. We    9    exercise every day, but we
should try our   10   to exercise as often as possible.

( )1. A. often         
( )2. A. may not       
( )3. A. either        
( )4. A. watches       
( )5. A. in two weeks  
( )6. A. always        
( )7. A. riding        
( )8. A. had           
( )9. A. needn't       
( )10. A. best       

B. sometimes     
B. can not       
B. also          
B. plays         
B. for two weeks 
B. even          
B. drive         
B. make          
B. don't         
B. good          

C. late             
C. would not        
C. too              
C. loves            
C. after two weeks  
C. sometimes        
C. fly              
C. feel             
C. won't have       
C. well           

D. later        
D. should not   
D. again        
D. likes        
D. twice a week 
D. no           
D. walk         
D. feel like                           
D. mustn't      
D. better       
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