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 _____ _____ _____ _____ _____ _____ _____.
