第1个回答 推荐于2018-03-15
一般是助动词的缩写形式，
I'd=I would I've=I have
缩写形式一般有几种：
缩写形式
一、系动词、助动词与副词的缩写
isn’t=is not can’t=can not haven’t=have not hasn’t=has not aren’t=are not don’t=do not doesn’t=does not won’t=will not
二 代词与系动词的缩写
I’m=I am it’s=it is he’s=he is she’s=she is that’s=that is you’re=you are they’re=they are we’re=we are
三 疑问词与系动词的缩写
Who’s=who is how’s=how is when’s=when is What’s=what is where’s=where is
四 代词与助动词的缩写
I’d=I would we’ll=we will we’ve=we have he’s=he has本回答被网友采纳