1. 根据句意及首字母提示完成句子。

1. （1）

   —Can you play the d ?
   

   —No，I can't.
   

3. （2） My brother can play the piano and he can a play the guitar.

5. （3） —How many pare there in your family?

   —Three. My father, my mother and I.

7. （4）

   I often play the v on the weekend.

9. （5） Lang Lang（郎朗）is a famous m.He plays the piano well.