根据句意及所给的汉意、首字母及所给词的适当形式，完成句子。

1．--What is the boy doing?               --He is taking photos with a c_________．

2．--Can you work out the math P_________?   --No，I can't．It's too difficult for me．

3．--What does your father look like?  --He is medium h_________ with thick glasses．

4．If it is _________（sun），we'll go shopping in the mall．

5．I think you will be friends if you are _________（friend）to them．

6．--What are you doing，boys?

--We are reading story books．

--Will you please stop _________（listen）to a piece of pop music?

7．--Where did you go yesterday?              --We _________（swim）in the pool happily．

8．The mother decided _________（send）her daughter to America．

9．Do you know what makes him_________（think）you are a write?

10．I wrote a letter to thank him for _________（give）me a nice birthday gift．