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had done是什么用法
had
done
和 had been done有
什么
区别
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...
had
done和had been
done是
一个意思吗?
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...
had
done
和had been done有
什么
区别?
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...
had
done
和had been done有
什么
区别?
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...
had
done是什么
时态
答:
动词think,want,hope,mean,plan,intend等用过去完成时来表示过去未曾实现的想法,希望,打算或意图等。还可用在hardly...than?,lt was the fir...than...,lt was the first (second,etc) 。结构 1、主语+
had
+动词过去分词 2、肯定句:主语+had+动词过去分词+其他 3、否定句:主语+had+...
having
done
和
had
done的区别?
答:
"
had
done
" 是过去完成时的形式,表示在过去的某个时间点之前已经完成的动作,通常用于过去完成时的主句和状语从句中。例如:Peter told me that he had done his homework.(彼得告诉我他做完了作业。)总之,虽然这两种形式都是过去完成时的形式,但是它们语境和
用法
是不同的,需要根据上下文来确定...
having
done
和
had
done的区别
是什么
?
答:
"
had
done
" 是过去完成时的形式,表示在过去的某个时间点之前已经完成的动作,通常用于过去完成时的主句和状语从句中。例如:Peter told me that he had done his homework.(彼得告诉我他做完了作业。)总之,虽然这两种形式都是过去完成时的形式,但是它们语境和
用法
是不同的,需要根据上下文来确定...
having
done
和
had
done有
什么
区别?
答:
"
had
done
" 是过去完成时的形式,表示在过去的某个时间点之前已经完成的动作,通常用于过去完成时的主句和状语从句中。例如:Peter told me that he had done his homework.(彼得告诉我他做完了作业。)总之,虽然这两种形式都是过去完成时的形式,但是它们语境和
用法
是不同的,需要根据上下文来确定...
haddone是什么
时态
视频时间 10:00
had
been done与had
done是什么
结构 他们的
用法
是什么
答:
had
been
done 是
过去完成被动时态 had done 是过去完成时态,表示过去某时间前已经发生的动作或情况,这个过去的时间可以用by,before等介词短语或一个时间状语从句来表示;或者表示一个动作在另一个过去动作之前已经完成。we had just had our breakfast when peter came in i had done sth=sth had ...
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