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 _____ _____ _____ _____ _____ _____ _____.