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mayhavedone和mighthavedone
may have done 和might have done
区别?
答:
may have done
表示对发生过的事情的推测,意思是“可能已经”或“也许已经”,用于肯定句中。What has happened to George?I don't know.He may have got lost.乔治发生了什么事?我不知道,他可能迷路了。
might have done
表示对过去事情的推测,might
与may
意思相同,但可能性更小,多用于虚拟语气...
英语:
may have
been表示对过去事情的推测吗?看起来仅仅是个may+现在...
答:
She might have got up now.现在她可能已经起床了。may/might have done 预测未来 “may/might+动词的完成式”表示推测将来某时之前的情况。例如:He may have left when you get there.等你到达的时候他可能已经离开了。注意:
may have done 和 might have done
表推测时,might 所表示的可能性...
情态动词+
have done
的意义有哪些?
答:
情态动词+have done的意义如下:could have done本能够做某事而没做 must have done 肯定是做过某事 can/could not have done 不可能做过某事 may/
might have done
可能已经做过某事 ought have done本应该做某事而没做
would
have done
可以用于过去时吗?
答:
I think that he couldn't have gone abroad. I saw him just now.我认为他不可能出国了。我刚才还看见他了。
might have done
might (不能用
may
) have done 表示“过去本可以做某事却未做。”注意:其否定形式 might not have done 没有虚拟语气的用法,might not have done 只能表推测,...
could
have done
的意思是什么?
答:
I think that he couldn't have gone abroad. I saw him just now.我认为他不可能出国了。我刚才还看见他了。
might have done
might (不能用
may
) have done 表示“过去本可以做某事却未做。”注意:其否定形式 might not have done 没有虚拟语气的用法,might not have done 只能表推测,...
could
have done
的用法是什么?
答:
I think that he couldn't have gone abroad. I saw him just now.我认为他不可能出国了。我刚才还看见他了。
might have done
might (不能用
may
) have done 表示“过去本可以做某事却未做。”注意:其否定形式 might not have done 没有虚拟语气的用法,might not have done 只能表推测,...
should/ought to
have done 与might have done
的区别
答:
should/ought to have done 表示“过去本应该做某事却未做”,
might have done
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”
could
have done和might have done
的区别是什么?
答:
I think that he couldn't have gone abroad. I saw him just now.我认为他不可能出国了。我刚才还看见他了。
might have done
might (不能用
may
) have done 表示“过去本可以做某事却未做。”注意:其否定形式 might not have done 没有虚拟语气的用法,might not have done 只能表推测,...
could
have done与might have done
的区别是什么?
答:
I think that he couldn't have gone abroad. I saw him just now.我认为他不可能出国了。我刚才还看见他了。
might have done
might (不能用
may
) have done 表示“过去本可以做某事却未做。”注意:其否定形式 might not have done 没有虚拟语气的用法,might not have done 只能表推测,...
should have done could have done;
might have done
有什么区别_百度知 ...
答:
should have done:本应该做而没做某事,强调“本来应该”;could have done:本可以做却没做某事,强调“本来可以”;
might have done
: 可能已经作了某事,强调猜测.前两个都是假设,是与实际情况相反的假设.第三个是猜测.除此之外,should have done还明显含有懊悔或责怪之意.举例来讲:小明把家里的...
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