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had done would have done
...
would
+
have
+过去分词”和“
had
done
”是否可以互换?
答:
这样记忆吧,虚拟语气都是向前推一个时间 在wish的虚拟语气句里
had
done
就是 过去的过去 没做什么 (常常跟一个表示过去的时间点或事以示区别)举个例子 I wish I had worked hard before I graduated.(毕业已经是过去式了,毕业之前就是 过去的过去了)
have
done 就是过去没做什么 I wish ...
if引导的虚拟语气
答:
If引导的条件状语从句中的虚拟语气:1、表示对过去情况的虚拟:从句:
had
done
主句:
would
/could/might/should
have
done If I had read the book,I would have told you about it.如果我读了这本书,我就会告诉你了。2、表示对现在情况的虚拟:从句:would/could/might/should do 主句:动词...
would
have
done
和 should have done的区别是什么
答:
2、No man in his senses
would
have
done
so.没有一个神志清醒的人会这样做。3、He would have done his utmost to help her, of that she was certain.他肯定会尽最大努力帮她,这一点她非常肯定。4、She got much less than she would have done if she
had
settled out of court.如...
would
/could/must
have
done
在虚拟语气中怎么用
答:
If...
had
done
主句的结构,由于情态动词没有过去完成时,而这个倒退又要求过去完成时,那么我们就在情态动词后的动词上想办法,动词变成过去完成时是had done,而前面有情态动词,要求接had原形,这样就变成了“情态动词+
have
done”:...could have done ...should have done ...
would
have done ...
关于虚拟语气的问题
答:
if i had
had
a lot of money, i
would
have
bought a car.(虚拟,对过去的虚拟)如果我当时有很多钱的话,我就已经买车了。(用了had+
done
形式和would have+done形式,就说明当时没有钱,也没有能买成车)if i had a lot of money in two years, i would buy a car.(虚拟,对将来的...
虚拟语气里的混合时态,if+过去式…
would
have
done
和if+
had
done…wou...
答:
都是对过去的事情的虚拟,if +加过去式是说想象以前怎么样(这种状态一直持续到现在),我以前一定会怎么做。。这种说法是不符合语法的,但是更地道,取决于你想遵循语法,还是想听上去像英语母语的人。if
had
done
would
do 是说想象以前怎么样,现在就会怎么样。
if的虚拟语气?
答:
这个属于“混合时间型虚拟语气”,if从句中是与过去相反,故用过去完成时;主句中是与现在的情况相反,故用
would
表示。
问:虚拟语气里的混合时态,if+过去式…
would
have
done
和if+
had
...
答:
比如如果当初他听了建议,他现在就不会有麻烦了.If he
had
listened to the advice,he wouldn't be in trouble now.他没有听从建议是过去的事情,所以从句用过去完成时表过去虚拟,而后面的主句是针对现在的情况,只用过去时wouldn't,事实上他现在有麻烦了....
should
have
done
与
would
have done有区别吗?有would/should
had
...
答:
should
have
done
是虚拟语气 表示应该做而实际上没有做,并且带有一种责怪的语气 eg. You should have finished your work. 表示你本应该做完作业而没有完成。
would
have done也是对将来的事的虚拟 表示对将来可能发生事情的一种推测 She would have loved it ...
英语中什么是虚拟语态?
答:
主句用
would
/ should / could / might +
have
+过去分词,例如:If it
had
not rained so hard yesterday we could have played tennis. ③ 大多数的虚拟条件句属于上面三种情况的一种,但并不排除存在条件和后果中,一个和现在情况相反,另一个和过去情况相反,例如:If you had followed what ...
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