问题详情：
用所给词的适当形式填空
1._____ (be) you a student?
2. Let’s _____ (guess) what that is.
3. Look at the boy. _____ (he) is my friend. _____(he) name is Jack.
4. That _____ (is not) Lily. She is Lucy.
5. —What _____ (be) the girl’s name?
—Her name is Mary.
【回答】
1. Are 2. guess 3. He; His 4. isn’t 5. is
知识点：构词法
题型：完成句子
