问题 填空题

小汽车已经进入千家万户。作为汽车发动机的汽油机,一个工作循环是由四个冲程组成的。在压缩冲程中,___________能转化为__________能。

答案

机械;内 

完形填空
完形填空。
     A shopkeeper closed his shop in the evening and went home. He was very   1  , but just as he went to
   2  , the telephone rang. A man's   3   said, "What time do you open your shop, sir?"
     The shopkeeper was   4   about the phone call. He did not answer it and went   5   to bed. A few minutes
later, the telephone   6  . He got up and went to pick up the phone and found that   7   was the same man
asking the same question.
    The shopkeeper angrily answered,"You needn't ask me that for (因为) I   8   tonight. It's late."
    "  9  , I want to go  10 ," the man said.
( )1. A. sorry           
(     )2. A. sleep          
(     )3. A. friend          
(     )4. A. happy           
(     )5. A. on              
(     )6. A. stopped ringing 
(     )7. A. voice           
(     )8. A. will let you in 
(     )9. A. Never mind      
( )10. A. home            
B. tired           
B. bed             
B. wife            
B. unhappy         
B. away            
B. rang again      
B. man             
B. won't let you in 
B. That's good     
B. to bed          
C. hungry                
C. have supper           
C. voice                 
C. thinking              
C. out                   
C. called                
C. it                    
C. will let you come out 
C. No                    
C. out                   
D. sad                     
D. the shop              
D. sound                   
D. worried                 
D. back                    
D. spoke out               
D. he                      
D. won't let you come out  
D. Yes                     
D. in                    
单项选择题