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need have done
这个
need
have
done
什么意思 ? 你需要做过,需要做了? 一窍不通啊_百...
答:
needn’t
have
done
没有肯定虚拟语气,否定表示“之前没必要做(实际做了)You needn't have hurried.你当时实在不必那么匆忙She needn't have come in person- a letter would have been enough.她本不必亲自来—写封信来就足够了 你的问题答案是:
need
have done的疑问形式用于表示询问某一过去...
need
have
done
和need not have done
答:
need have done
. 本不要做的事却做了need not
have done
本要做的事却没做for instances:i need have finished the tasks.i needn't have finished the tasks.
need
+
have
+
done
和 need+to+do的区别
答:
没有
need
have
done
这种说法,只有needn’t have done (没必要做某事但做了),表责备之意,这里的need属于情态动词。这种用法的结构是情态动词+完成时态。need有两种词性,一个是做情态动词 ,一个是实义动词。而need to do的need是实义动词,表示主语有明确动作的。“need”作为实义动词时,通...
need
have
done
的用法
答:
need
have
done
的用法:need have done结构主要用于否定句或疑问句,一般不用于肯定句。用于否定句时,表示本来不必做某事,但实际上却做了;用于疑问句时,用于询问某一过去动作的必要性。如:You needn’t have hurried. 你当时实在不必那么匆忙。She needn’t have come in person,a letter would...
could
have
done
和
need
have done是什么意思
答:
need have done
是表示需要做某事却没有做。could have done本能做某事却没有做(不含谴责意味),拓展。。should have done本能做某事却没有做(含谴责意味)eg;I should have passed the exam if I did not stay up.
...与should
have
done
的区别 有
need
have done ? needn,t have done...
答:
而与ought to
have
done
相比较,
need
have done在语气上更缓和,不是说某人有责任有义务应该做完某事,而是说需要完成。needn't have done 是need have done的否定形式,意思是“不需要做(暗含“却已经做了”的意思)”,这个用法多用表示某人热心、带病、手快等等把不是分内的事情做完了。
need
have
done
答:
need
have
done
。。。本人才疏学浅,没见过这种说法,通常是need to be done,表示需要被完成。如:All the housework
needs
to be done today. (今天需要完成所有家务。)must have done肯定猜测语气,表示一定已经完成了。如:He must have finished the housework.(他肯定已经完成家务了。)could...
would
have
done
, might have done, could have done,should have done...
答:
1. should
have
done
表示“过去本应该做某事却未做。”其否定结构 shouldn't have done 表示 “过去本不该做某事却做了。”2. ought to have done 表示“过去本应该做某事却未做。”其否定结构 oughtn't to have done 表示 “过去本不该做某事却做了。”3.
need
have done 表示“过去本有...
should
have
done
;must have done;
need
have done;could have done的...
答:
1.本应该做(却没做) 2.一定做了··· 3.本需要做 4.本能够做(却没做)
need
have
done
would have done
答:
比如1,表示本来会去做什么事情,往往是对过去的虚拟,比如If I
have
worked hard,I would have passed the exam.2,表示本来有能力可以去做,但实际没有做成.比如上一句,也可以换成could have
done
3,表示做了什么事情,但本来不需要做.比如I needn't have done it.我根本不需要做这事情.(实际是...
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