A. It's a          
B. It's an        
C. This's a

A. She
B. He
C. His
D. Her

A. Her is Betty.        
B. It's Betty.              
C. She's Betty.  

1. They both study very hard.（改为同义句） 
    _________ ___________ ____________study very hard.
2. I can call her for more information.（对画线部分提问）
    __________ can you call her__________?
3. Mr Green has four English books, Mrs Green has six English books.（把两句合并为一句）
    Mr Green has___________English books______________Mrs Green.
4. Girls should be quiet.（用"outgoing"改为选择疑问句）
    _________ girls __________ ___________ __________outgojng?
5. Tom is taller than Li Lei.（改为同义句）
    Li Lei___________ _______ _______Tom.

A. where does Mr. Smith live
B. where did Mr. Smith live
C. who teaches you English
D. who teaches your English

A. look; to try it on
B. look; try it in?
C. looks; to try them on
D. looks; try them on?

[     ]

A. they
B. them
C. it
D. its

A. me; his
B. me; her
C. us; his
D. us; her

A. I'm
B. I am
C. It's
D. My car

A. pick it up
B. pick up it
C. pick up them
D. pick them up