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had never done
have
done
与
had
done的区别是什么?
答:
have
done
是现在完成时态(过去发生的动作对现在造成的影响);
had
done是过去完成时态(过去发生的动作对过去造成的影响)。例句:She has been sweeping the street all day. She is too tired.她一整天都在扫大街,她太累了。
had
done
的用法和含义
答:
1、用法不同
had
done
是过去完成时。表示动作发生在过去的过去。通常句中有过去时间状语作参照。例句:I had finished my homework before my father came back.在我父亲回来之前,我已经完成了家庭作业。had been done 则是过去的过去,是过去完成的被动态时。例句:The rooms had been cleaned when...
“
have
done
” 和“
had
done” 的用法有哪些?
答:
,表示我现在不用写作业了 而
had
done
是过去的过去发生,截止到过去,比如i had done my homework yesterday 我昨天就完成作业了 这句和 i did my homework yesterday 不一样,前者能表示已完成而后者,只能说明昨天在干啥,而不能说明已完成 区别就在于,有没有一个确定的时间点,如果有确定...
Had
done
必须和过去式动词一起使用吗 单独使用存在吗?
答:
这是过去完成时,不能随便用。其核心就是过去的过去,必须有个过去的动作或时间衬托。所给例句2就是这个意思。例句1除非是虚拟语态,否则不成立。(虚拟语态由于时态往前进一格,原本是一般过去时的谓语动词要用过去完成时。)
用
had
+
done
帮我造5个句子!!啊
答:
1.He
had
done
this work formerly.他以前做过这种工作。2.Her ex had done it again.她前夫又一次失约了。3.They had done more than that.他们甚至没有说一声"谢谢",是的,他们根本没有必要说,实际上他们所做的比道谢更重要。4.But I had done this: I had listened intently.不过我自己...
英语中什么时候用has
done
什么时候用
had
done啊
答:
Has
done
是现在完成时,
Had
done是过去完成时,Has done是用在过去发生的动作可能这个动作还在延续,也可能结束了,而Had done是用在过去的过去
have
do, have did, have
done
以及
had
do, had did had done的用法及...
答:
I would
have
him wait for me at the gate of the park.我要他在公园门口等我。2、have sth to do 有什么事情要做。I have a lot of homework to do tonight.我今晚有很多功课要做。3、have sth
done
有三种用法:1)表示“主语请别人做某事”。We
had
the machine repaired.我们请人把...
had
done
和has done有什么区别
答:
had
done
过去完成时,指过去时间的过去 如:i had finished my homework before i watched TV(我在看电视之前就把作业完成了)过去完成时一般有过去的过去的语境,watched tv是过去,在watched tv 之前完成作业
have
\has done 叫现在完成时.表示动作发生在过去,对现在有一定的影响.通常与时间段连用....
I
had
never
heard 还是 I
have
never heard 两者什么区别
答:
口语上表达肯定是I
have
never
heard...用现在完成时表示我(迄今为止)从未听过..., 过去完成时对现在没有影响--注意: 过去完成时不能孤立存在, 必须建立在一个过去时的基础上才可以, 不然无意义,如: 1. I
had
never heard of TF boys before he told me. 此处用had因为hear发生在tell前面。
have
done
,
had
done ,have been done,had been
答:
(
have
done
,
had
done )和(have been done,had been done)是主动和被动的关系,前者是做了,后者是被做。(have done,have been done)和(had done,had been done)是时态的区别,一个是现在完成时,一个是过去完成时 你可以找一下这方面的例句来对比一下 ...
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