be 动词用法

推荐人: 来源: 时间: 2017-02-06 21:19 阅读:

1. be 动词 am is are

I 用am, you用are, he/she/is用is 

复数用are, 三单用is 

2.缩写: I am=I'm  you are=you're  they are=they're

he is =he's  she is =she's  it is =it's

3.Thanks=Thank you

你可能也喜欢这些

小船阅读