A. are; They're    
B. are; There're    
C. is; There're      
D. is; There's

A. Does; swimming; does                  
B. Are; swim; are      
C. Are；swimming; is                      
D. Is; swimming; is

A. looks    
B. hears  
C. sounds  
D. listens

1. Mr. Smith and his family _______ (be) in the park now.
2. Do you go _________ (fish) at the weekends?
3. There are two ________ (library) in our school.
4. On the _____ (five) floor, there are two toilets.
5. Let _____ (I) have a look.
6. Would you like _________ (go) with me?
7. What _        she usually ___ (eat) for lunch?
8.                   (not look) out of the classroom.
9. Who ______(have) a pet in your class?
10. My ball is blue. ______(She) is yellow.

A. are
B. is
C. do
D. does

A. is
B. they're
C. it's
D. are

A. are ; an
B. are ; a
C. is ; the
D. is ; an

A. is  
B. are  
C. have    
D. has

A.be              
B.do              
C,am            
D./

1. He is a doctor from England. (改为否定句)
    He                                a doctor from England.
2. She has a cup of milk every morning. (改为一般疑问句)
                    she               a cup of milk every morning?
3. Helen walks to work every day. (改为同义句)
    Helen goes to work ___                             _ every day.
4. I was born in 1998. (对划线部分提问)
    _____                 ______ you born?
5. I dress up as a monkey at Halloween丏(用Millie替换I进行改写)
                                             up as a monkey at Halloween。