问题 多项选择题

水泵接合器的维护管理要求包括()。

A.查看水泵接合器周围有无放置构成操作障碍的物品

B.查看水泵接合器有无破损、变形、锈蚀及操作障碍,确保接口完好、无渗漏、闷盖齐全

C.查看闸阀是否处于关闭状态

D.查看闸阀是否处于开启状态

E.查看水泵接合器的标志是否还明显

答案

参考答案:A, B, D, E

完形填空
完形填空。
     Jack is   1   American boy. He is one of the best students in his class, he is   2   his lessons,and he can speak 
  3   Chinese. But Jack enjoys   4   best.
     One day, he   5   his homework, instead (而是/相反) he went to a swimming pool. When he was swimming,
suddenly (突然) he heard a scream (尖叫). "Excuse me,what can I do   6   you,sir?", he asked,"Yes, I would like someone   7   me how to swim?" The man answered. "Really?You can't swim?Ok, let me   8   you., I'm sure you can swim very well soon."After a while (一会儿), the man could swim. Jack said to him,"Look, you are a   9   
man.""Thank you""  10   ".
(   )1. A. a          
(   )2. A. bad in       
(   )3. A. little         
(   )4. A. swim        
(   )5. A.  doesn’t      
(   )6. A. for           
(   )7. A. teach        
(   )8. A. help        
(   )9. A. clever     
(   )10. A. That’s right
B. an       
B. good at   
B. a little   
B. swims     
B. doesn’t   
B. to        
B. teaches   
B. to help   
B. friendly  
B. welcome  
C. x                 
C. well in          
C. a few               
C. swimming         
C. didn’t             
C. of                
C. to teach             
C.  helped           
C. funny               
 C. That’s all right
D. the           
D. hard at    
D. a bit         
D. to swim   
D. didn’t do   
D. with        
D. teaching       
D. helping 
D. polite     
D. Ok         
单项选择题