广场舞梦里水乡莉莉:I have和I've，he is not和he isn't有区别吗？

I have和I've，he is not和he isn't有区别吗？ I've 是什么? 翻译By the time he comes, I'll have left. ( By the time he came, I had left. ) I've怎样发音 I have no money 和 I don't have any money 有什么区别 i've been here for about half an hour.have you been looking for me I have worked 和 I had worked 各自的意思 "How I've changed!"和"How much I've changed!"一样么? i find he是什么意思 He's too late.I think I can ___wait____.