—What's Meimei doing?  
—She _     _the piano.   
[     ]

A. plays                    
B. playing    
C. play                    
D. is playing

—What are the boys _____?
—They are _____ the radio.
[     ]
A. do; listen to
B. does; listening to
C. will do; listening to
D. doing; listening  to
-What's Tom doing? It's time for dinner.    
-He is       a call.    
[     ]
A. saying                
B. speaking    
C. telling                
D. answering
It's 7 o'clock. Tom         dinner at home.    
[     ]
A. is having              
B. has    
C. having                
D. having
Listen! Lily_____ in the next room.
[     ]
A. sings
B. is singing
C. sing
D. singing
Linda and Betty                on the Great Wall now.   
[     ]
A. are taking photos    
B. listened to concert    
C. did some sightseeing    
D. sent a letter
Look!  Some people are____for trains.  
[     ]
A. run    
B. running  
C. runs    
D. runing
句型转换。
1. She plays basketball in the morning. (用now来改写句子)  
     She                             basketball now.
2. Lucy is sending a postcard to her friend. (对画线部分提问)    
                                                a postcard?
3. They have dinner at school. (改为一般疑问句)  
                 they             dinner at school?
4. they, washing, are, clothes (连词成句)  
                 ___________________________.
5. She is putting on her clothes.(改为否定句) 
                                                                       .
—What is Mum doing now?
—She ______ some clothes.
[     ]
A. washes
B. is washing
C. washed
D. has washed
—Why is the man running in the street?
—He _____ for exercise.
[     ]
A. might run
B. might be
C. might be running
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