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

[     ]

A. Are you reading, read
B. Do you read, read
C. Do you read, am reading
D. Are you reading, am reading

1. He runs every morning. (改为现在进行时)
    He ______  ______  now.
2. Jack does his homework in the evening. (改为现在进行时)  
    Jack  ______  ______  his homework.
3. We are talking in the zoo . (就画线部分提问)
    ______   ______  you  ______  ?
4. We are drawing pictures in the park? (就画线部分提问)  
   ______  ______  you  ______  in the park?

1. The children are playing with snow. (就划线部分提问)
    _____ _____ _____ with snow ?
2. Eric does his homework after school. (改为否定句)
    Eric _____ _____ _____ _____ after school.
3. The children have a good time in the park. (改为同义句)
    The children _____ _____ in the park.
4. Ann’s on vacation . (改为同义句)
    Ann _____ _____ a vacation.
5. A book lies under the desk. (改为现在进行时)
    A book _____ _____ under the desk.

1. Look! The police _________ (hunt) for the lost dog in the forest.
2. There _________ (be) a wonderful basketball match this weekend, won't there?
3. If the boy __________ (not be) so lazy, he'll pass the exam.
4.________ (spend) too much time on computer games may do harm. to our eyes.
5. The policeman told the children __________ (not play) football in the street.
6.Do you know how ___________(get) to the supermarket.

A. going    
B. went      
C. am going  
D. goes

A. happen to                  
B. happening to
C. happened                    
D. happening

A. does; go  
B. is; going  
C. did; go      
D. is; go

A. are staying    
B. aren't staying  
C. are leaving    
D. didn't leave