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mayhavedone和mighthavedone
也许他已经完成作业了 能不能说he
may have done
his homework 会不会...
答:
用情态动词的一个用法就是表示对可能性的猜测(may,might,can,could)所以用
may have done
/finished 是不会产生误解的,虚拟语气中的出现的would /might /could have done . 是对过去的虚拟,一般要伴随从句同时出现的 如,if he had started earlier,he
might have
finished his homework。
虚拟语气的用法。关于would/should/could/
might have done
的区别。
答:
He could have passed the exam, but he was too careless.本来他能够通过考试,但是他太粗心。四、“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。多用于虚拟语气结构中。1. He
might have
given you more help, even though he was busy. (MET90)他或许会多给...
mayhavedone
的否定形式
答:
mayhavedone
的否定形式是mayhavenotdone。在have后加not表示对过去事情肯定的推测。词语否定,是用来否认一个事实的成立、存在或真实性的,在英语中表达这一意思就要借助一些否定词如nothing、few、little等。
should have done ;could have done;
might have done
有什么区别
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...
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与
could do区别
答:
同样也没有特定时间的关联性。 例如: I could not play piano even if I wanted to. I could not do anything that may ruin my chance of getting that scholarship.could
have done 和 might have done
的区别 2. may / might have done may / might have done 表示“过去可能做...
情态动词表推测三种情况
答:
①oughtto/ shouldhavedone本该做(却未做);oughtn't to/ shouldn'thavedone本不该做(却做了),含有“责备”之意。如:Youshouldn'thavedonethat; Ihadwarnedyouofthatseveraltimes.我已多次警告你,你本不该那么做的。②
mighthavedone
本可以做(却没有),有时表示很委婉的责备。如:Youmighthave...
Could
have done和might have done
都可以译为“本可以做,,却没做...
答:
could have done 表示过去有能力做到而没有做的情况,“本可以做……“We could have gone there on foot. A taxi wasn't necessary at all.本来我们可以走着去那儿,根本没必要做出租车。
might have done
表示对过去发生的行为进行推测,含有”想必,也许、可能“He
may have
arrived there. ...
would/could/must
have done
在虚拟语气中怎么用
答:
done”:...could have done ...should have done ...would have done ...
might have done
也就是你问的问题。理解了上述两大点之后,就可以做题了。看到题目,先找关键的时间状语,确定此句是对什么时候的虚拟,然后从语义上判断题目实在考你选主句还是从句。你问题中的结构,是主句的结构。
托福考试综合写作字数要求
答:
1. …would/shouldhave done(动词的过去分词)… + if… 2. …may/
might havedone
…(动词的过去分词)…+ if… 3. …could havedone…(动词的过去分词)…+ if… 当我们需要对讲座中教授的某些观点进行“猜测”时,我们就可以使用这几个虚拟语气的结构。从意思上来说,2和3都表示“很有可能”的意思,而1则...
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