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has done 和had done
has
done
had
dane区别?
答:
has
done
现在完成时态,主语是第三人称单数。表示动作从过去一直延续到说此话时,并有可能延续下去。如:He has studied English since 2014. ( 他从2014年起一直学习英语。)
had
done 过去完成时态,主语是各种人称。表示动作从过去某一点开始到过去某一点结束,又称之为过去的过去。如:He had ...
什么是
had
done
什么是
have
done?
答:
had
done
是过去完成时,如果动作发生在相对于过去某一时刻的过去,在过去某时刻已经完成了,就用had done。
have
/
has
done是现在完成时,是相对于现在动作已经完成了,have done主语是第一人称和第二人称和第三人称复数,has done主语是第三人称单数。过去完成时(The Past Perfect Tense):表示过去某一...
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
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....
英语中
has
done
,
had
done,being done,be done,
have
been done,had bee...
答:
has
done
是现在完成时态,且主语是单数第三人称,比如,He has finished his homework now,so his mother allows him to play outdoors.
had
done是过去完成时态,主语任意皆可 比如He had finished his homework yesterday afternoon,so his mother allowed him to play outdoors.being done是现在...
何时用
had
done
?何时用
have
/
has
done?
答:
解答:过去完成时用
had
done
如:He had done three years ago.他三年前做过的。现在完成时用
have
/
has
done 如:He has done up to now.到目前为止,他一直在做这件事。
has
\
have
done
是什么时态;
had
done 又是什么时态?
答:
has
\
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)
have
/
has
done和had
done的区别
答:
has
/
have
done
是现在完成时的形式,has done用于第三人称单数,其余的用have done have done是过去完成时的形式,只有这一种形式。
had
done
的谓语要用三单吗?
答:
你的问题问的别人都无法回答你。
had
done
就是过去完成时充当谓语成分,过去式而言没什么三单的说法,对完成时
have
done而言只有现在时有三单一说,
has
done
had
done和has
done有什么区别
答:
前者站在过去说已经做过,后者站在现在说已经做过。
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