来源：学生作业帮 编辑：神马作文网作业帮 分类：英语作业 时间：2024/11/19 01:04:25
英语中be和动词用法.
你是问be动词用法吗? be动词包括am is are
am 第一人称 I am a girl.
is用于第三人称单数后面 He/She/It He is my friend. She is my sister. It is a book.
My father is a doctor.
are 用于复数 You are my friend.
They are classmates.
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