情态动词后能加过去完成时如 would had done 如果只存在 would have done 是不是had受情态动词变为have

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情态动词后能加过去完成时如wouldhaddone如果只存在wouldhavedone是不是had受情态动词变为have情态动词后能加过去完成时如wouldhaddone如果只存在wouldhaved

情态动词后能加过去完成时如 would had done 如果只存在 would have done 是不是had受情态动词变为have
情态动词后能加过去完成时如 would had done 如果只存在 would have done 是不是had受情态动词变为have

情态动词后能加过去完成时如 would had done 如果只存在 would have done 是不是had受情态动词变为have
情态动词后,一般只能用动词原形.如：He can achieve a high mark if he takes the teacher's advice.
如果说他过去没有接受老师的建议,且没有取得高分,此时就可以很惋惜地说：If he had take the teacher's advice,he would have achieved a higher mark.
除了would have done,还有could have done 和might have done等形式,并没有would had done 这种说法.
希望能够帮到你,祝你学习愉快!

没有would had done ，只有would have done. 这属于虚拟语气的用法

情态动词后能加过去完成时如 would had done 如果只存在 would have done 是不是had受情态动词变为have 情态动词--would的用法, would...是情态动词吗? 被动语态情态动词定语从句过去完成时的语法笔记情态动词would 可以用什么人称? 情态动词would和should怎么选 would是情态动词还是助动词情态动词如何用?具体情态动词的用法有情态动词：could ,would.的情况下,怎样疑问否定?如；he would like some dumplings. 如何在句子中分清情态动词一般过去式,一般现在时,一般将来时,现在完成时,过去完成时,情态动词的被动语态的主动语态是什么过去完成时的情态动词结构怎么写?要简洁一些的,不要太长. 情态动词中Would提问,否定回答用什么? will的过去式和情态动词would一样吗情态动词和回答can would shuold must may would 做情态动词WOULD做情态动词时和WILL做情态动词有社么不同,谢谢告诉我~~~哥哥姐姐们,叔叔阿姨们英语情态动词与助动词如何区别即使情态动词又是助动词的词如 will ,would 等最好把二者的本质区别讲一下,能有效区分的方法. 谢谢什么时候用情态动词+have+done,什么时候用would,could等情态动词的过去式,单项选择时,如何区分两者是不是含比较意义（如：与过去有没有做比较）时用第一种

情态动词后能加过去完成时 如 would had done 如果只存在 would have done 是不是had受情态动词变为have

情态动词后能加过去完成时如 would had done 如果只存在 would have done 是不是had受情态动词变为have