改句：1.The temperature will be (twenty-one degrees tomorrow).对括号里提问
2.The farmer built a new bouse last summer.否定句
 
二.用所给单词的适当形式填空：
We__(leave) for Beijing this Labour Day.
  2.But yesterday he___(be) at home.He__(watch) a cartoon.
 3.Mr Wang__(be) a student.Now he is a postman.His father and mother__(live) in Suzhou.