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didn't need to do 与needn't have done 的区别和相同点
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推荐答案 2019-05-24
前者是不需要做某事 后者是不应该做某事 重点强调事情做了而且对现在产生了影响
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相似回答
needn
't
have
done与didn
't need
to
do有何
区别
答:
needn't have done从用法上,是情态动词,didn't need to do是实义动词
。从意义上,needn't have done暗示已经做了,有“本不需要”的意思,didn't need to do暗示还没有做,就是纯粹地“不需要”。前者是过去将来时,后者是过去完成时。具体区别如下:例如:I got up early, but I needn’...
辨析did not need
to
do与needn
't
have
done
答:
1.didn't have to 是表示 “过去这件事情没有必要做”,但是实际上可能做了,也可能没做.如
:I didn’t need to book a ticket in advance. (= I didn’t book)I didn’t need to take a taxi from the airport – there was a bus all the way into the city. (= took the bus)...
didn
't need
to
do,
needn
't
have
done
,shoudn't have done有啥...
答:
didn
't need
to
do 不需要去做 【事情还没有做】
needn
't
have
done
没有必要做 【事情已经做了,但没有必要做】shoudn't have done 不应该做 【事情不应该做,但事情已经做了】
Didn
't need
to
do还有
needn
't
have
done的区别
答:
didn't need to表示过去不需要做
,但是也许做了,也许没做,不确定;needn't have done表示过去不需要做的事已经做了
needn
't
have
done和didn
't need
to
do 有什么不同
答:
解释一
didn
't need
to
do 过去时 意思:没必要去做某事 (事情还未做)
needn
't
have
done
一般现在时 意思:没必要做了某事 (事情已做好)解释二 didn't have to 是表示 “过去这件事情没有必要做”,但是实际上可能做了,也可能没做.例句:I didn’t need to book a ticket in advance....
needn
't
have
done和didn
't need
to
do 有什么不同
答:
needn
't
have
done和didn
't need
to
do 的不同:1、needn't have done 表示 本不需要做某事,但是已经做了 2、didn't need to do 表示 (过去)没有必要做某事,但是到底做没做某事,应该根据语境来分析。一、needn't have done 1、这里的 need 是个情态动词。2、needn't have done 源自...
needn
't
have
done和didn
't need
to
do 有什么不同
答:
解释一
didn
't need
to
do 过去时 意思: 没必要去做某事 (事情还未做)
needn
't
have
done
一般现在时 意思: 没必要做了某事 (事情已做好)解释二 didn't have to 是表示 “过去这件事情没有必要做”,但是实际上可能做了,也可能没做.例句:I didn’t need to book a ticket in ...
needn
't
have
done和didn
't need
to
do 有什么不同
答:
needn
't
have
done
表示某件事没必要做却已经做了,表示已经做了这件事
didn
't need
to
do是主语在过去时表示某件事必不必要做,做了没有并不清楚。给您举两个例子:I needn't have bought this dress. 我本不应该买这裙子。 (买了,但其实不必要买)I didn't need to go to school ...
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