给下列句子选择相应的答句。
(   ) （1） Did you take Amy’s doll ?            

A．I lost my key ( ) （2） What are you doing ?

B．Yes , I did . It isn’t here ( ) （3） Did you look for it in your bag ?

C．Yes , it is . ( ) （4） Is this your hat ?

D．I came back last Wednesday

(   ) （5） Did they come for the music competition ?   E. No , I didn’t .
(  ) （6） When did you come back ?              F. I played the flute .
(   ) （7） Where did you go last Saturday ?       G. I fell off the tree.
(   ) （8） What did you do ?                     H. Yes , they did .
(   ) （9） What happened to you ?                I. He fell over .
(   ) （10） What happened to the boy ?           J. I went to the park .