might have 怎么用?
4个回答

可能已经做了

may,might后接完成式的用法

①表示对过去某事的推测,认为某一件事情在过去可能发生了.如果使用might,语气就比较婉转或更加不肯定,如:Mary might have learned some Chinese before.

②可以表示过去本来可以做到而实际没有做到的事情,有“劝告”或“责备”的语气,如:You didn't do the work well that day.You might have done it better.