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did not need to do
didnot
need
to
do与
neednot
have
done
的区别
答:
didn‘t
need
to
do里need是普通动词,就是need本来的意思,(过去)没必要/不需要做某事 need
not
have
done
里need是情态动词,意思是本来无必要做某事(却做了),本不该做某事 例如:He
did
not need to come early, so he came late.他不需要早来,所以他来得晚。He needn't have come...
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)...
needn't have
done
和
didn't
need
to
do 有什么不同
答:
didn't
need
to
do
意思是没必要干某事,因而并没有这样做:I didn't need to translate it for him for he understands Dutch.我用不着替他翻译,因为他懂荷兰语。I didn't need to cut the grass myself.My brother did it.我用不着自己修剪草坪。我的兄弟修剪过了。
did
not
need
to
need not have 的区别吗
答:
did
not
need
to
中的need是普通实意动词,只说明过去发生的动作。例如 He did not need to come early, so he came late.他不需要早来,所以他来得晚。need not have 中的need是情态动词,后面跟不带to的动词不定式的过去式(have + pp),表示过去“不需要”做的事却做了,与实际情况相反。例...
need
后加
to
和不加to的区别
答:
need
to
do
sth是需要做某事,这时need是一个实意动词,当它变否定时要加助动词以否定:do/does/
did
not
need to do sth.而不加to这时候need是一个情态动词,是一个助动词,就可以在其本身加not否定,后面接动词原形:need do sth/need not do sth。一个是实意动词,一个是助动词。
need
后接 动词什么形式
答:
当need为实义动词时,后接动词不定式或动名词形式或名词 need
to
do 陈述句式:主语+need/needs/
needed
+to+v/原形 eg:I need to water the flowers.否定形式:主语+do/does/
did
+
not
+need+to+v/原形 eg:I
don't
need to water the flowers.一般疑问句:
Do
/Does/
Did
+主语+need+to+v/原形 eg...
...meeting yesterday, but you___, so we
did
not
inform you._百度...
答:
你好。答案是A 简单扼要:
didn't
need
to
do ---当时没有必要做,所以就没有做 needn't have
done
---当时做了没有必要做的事情 所以后面的句子就成了 we did
not
inform you.。明白了吗?
用have
to
,
do
not
need
to ,
did
not need to
答:
1.
did
not
need
to
2.have to 3.
do
not need to 4.did not need to 5.do not need to 6.did not need to 7.do not need to 8.have to 9.do not need to 10.did not need to 很高兴为你解答!老师祝你学习进步!望采纳,多谢你的问题!^_^ ...
need
to
do和need
doing
有哪些区别?
答:
一、释义区别:1. need
to
do:表示某事需要被做,以满足某种要求、目标或需求。2. need
doing
:表示某事需要被处理、被完成,以解决问题或满足要求。二、词形变化:1. need (动词):
needs
(第三人称单数形式)、
needed
(过去式和过去分词形式)、
needing
(现在分词形式)2. to do:do (原形)、...
need
的用法
答:
need
+
to
do
中的need是行为动词,否定句和疑问句都要加助动词do/does/
did
need +do中的need是情态动词,否定句在need 后加
not
,疑问句need 移到句首就可以了.“need”双重角色的用法及其区别 “need”既可以作情态动词,也可以作实义动词,但是它们的用法不同。作为情态动词的“need”的用法与其他...
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