might have done表示报怨时是什么意思啊?

might have done表示报怨时是什么意思啊? would have done,might have done,could have done,should have done分别表示什么意思? might have done可不可以.might have done 中间可不可以加also,即might also have done ? could have done能不能表示对过去事实的猜测用在肯定句中?与must have done may have done might have done could mightcould have done might have done在表示本有可能做某事时候有什么区别 may have done和may have done 的区别RTmay have done和might have done 高中英语中might have done 和could have done could have done 和 might have done 的区别 might have done 造个句子, should have done ;could have done; might have done 有什么区别 区别could,might,would,should have done作为虚拟语气could have done,might have done,would have done,should have done怎么区别 may have done might have done区别He___you more help.even though he was very busy 为什么不能用may have done呢?may have done 不也能表示过去的推测吗?...关键是他说要用might have done我想问下。 might /might have done 区别might可以表示对过去的猜测might have done 也表示对过去的猜测有何区别3. Where did Adam get that new football?He hasn’t got any money.It____a present.After all, it was his birthday last week.A.might can/could have done 和may/ might have done 表示对过去发生事情的猜测 哪一组可能性大一点?.can/could have done 和may/ might have done 都是表示对过去发生事情的猜测 哪一组可能性大一点? can could may maight 都可以表示猜测 时.1.can could may maight 都可以表示猜测 那么请问这四个可能性由大到小是怎样的?2.can/could have done 和may/ might have done 也都是表示对过去发生事情的猜测 哪一组 might be和 may have been的区别?还有是might do和 may have done may have done 和 might have done 都怎么用啊,通俗易懂啊, 请问could not have done/might not have done可用于虚拟语气中吗