1 一般现在时: am/ is / are, 如: He is a new student.
2. 一般过去时: was/ were 如: When were you born? 你何时出生的?
I was born in 1996.我出生于1996
3. 一般将来时: will be/ be going to be
如: There is going to be a football game tomorrow. 明天有场足球比赛
4 现在完成时: have/ has been
如: I have been to Hongkong. 我曾经去过香港
5 在情态动词之后: must be/ can be/ may be等
如: The pen may be in the bag. 那个钢笔可能在书包里
初中阶段一般就用到这么多 be 动词的正确形式
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