句型转换。

1. You are supposed to shake hands with your friends.(改为同义句)

    You _____ _____ _____ with your friends.

2. It's even better than I thought it would be.(改为反意疑问句)

    It's even better than I thought it would be _____?

3. I knew what l was supposed to do.(改为否定句)

                                               _____.

4. This exercise is easier than the other two.(改为含有最高级的句子)

    This exercise _____ _____ _____ _____ _____ _____．

5. The man driving the red car is my boss.(改为含有定语从句的句子)

    The man my boss _____ _____ _____ _____ _____ _____ _____.