1. 用方框中所给短语的适当形式填空。

in return, in the middle of, laugh at, be well-known as, pay for

1. （1） Liu Huan a singer.
3. （2） When they came round to my house, we were dinner.
5. （3） He can't the TV set at the moment.
7. （4） Tina bought me a pair of shoes for my help.
9. （5） Sam, you should not your brother. He's only three.