作业帮be动词的用法是什么?
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be动词的用法是什么?
be动词的用法是什么?
be动词的用法是什么?
be 动词的用法be 动词
am 只能跟在I后面 I am
is 跟在第三人称单数he she 后面 she is he is it is
are 搭配you,单数,复数都用,you are we are they are
含有 be 动词的简单的陈述句,否定句,一般疑问句.
1．陈述句：This is my handbag.这是我的手提包.
2．否定句：含有 be 动词的句子如果变否定句,就是在 be 动词后面加 not
This is not my handbag.这不是我的手提包.
3．一般疑问句：含有 be 动词的句子,如果变成一般疑问句,就是把 be 动词提到句子的前面,大写.Is this my handbag?这是我的手提包吗?
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be
[bi:]
vi
现在时 I am, you are, he is, we are, you are, they are （缩略式 I'm, you're, he's, we're, you're, they're）, （否定缩略式 I'm not, isn't, aren't）, 过去时 I was, you were, he was, we were, yo...
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be
[bi:]
vi
现在时 I am, you are, he is, we are, you are, they are （缩略式 I'm, you're, he's, we're, you're, they're）, （否定缩略式 I'm not, isn't, aren't）, 过去时 I was, you were, he was, we were, you were, they were （过去时否定缩略式 wasn't, weren't）, 过去分词 been, 现在分词 being
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