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has been doing和have been done
doing
的所以时态 和语态
答:
将来完成时 will/shall
have
done
will/shall have
been
done 过去将来完成时would/should have done would/should have been done 现在完成进行时 have/
has
been
doing
have/has been being done 过去完成进行时
had
been doing had been being done 将来完成进行时 will have been do...
Have
been
doing
的用法和意义是什么?
答:
总结如下:
have
been
doing
:表示从过去某时一直在进行某动作,强调动作的持续性或重复性。have
done
:表示过去某时完成了某动作,强调动作完成后产生的结果或状态。have been doing 表示动作一直在进行,没有完成。have done 表示动作已经完成,产生了一个完成的结果。对比例句:She
has
been practicing the ...
have
done和have
been
done和have been
doing
有什么区别
答:
have
been
done
是现在完成时态的被动语态形式,表示sth已经完成。如:1. The desks have been cleaned. 2. The broken window
has
been repaired.have been
doing
sth.是现在完成进行时态,表示一直在发生的动作、一直存在的状态 如:1. I have been waiting for your phone call these days. 2...
have
/
has
been
doing
是什么时态
答:
过去时间里开始、并持续到现在,一直在进行的(或刚结束的)动作或状态。构成:
have
/
has
been
doing
sth. 或 have/has been + v.-ing 例句:I have been working for 12 hours. 我已经工作了12小时了(刚结束了工作,或者还正在做并将继续)。[编辑本段]现在完成进行时的谓语动词构成 I/ we/...
have
been
to
do
什么意思?
答:
而现在完成时的几种形式区别如下:1、
have
been
doing
表示从过去某个时间现在一直在做。如:He
has
been preparing the examination since last week.2、have been
done
表示现在完成时的被动语态,强调已经被做完了。如:The machine has been repaired.3、have done 就是现在完成时。你的例句就是...
have
/
has
been
后什么时候加现在分词,什么时候加过去分词
答:
We’ve
been
seeing quite a lot of each other recently.最近我们常常见面.He
has
been telephoning me several times in two days.这两天他打了好几次电话给我.注意:使用现在完成进行时还有以下一些情况:一般现在时 主要由动词原形表示,但第三人称单数后要加词尾s,另外
be和have
有特殊的人称形式 ...
英语动词时态表
答:
英语动词时态表 时间状态 一般时进行时完成时完成进行时 现在do doesam doing is doing are
doinghave
done
has
donehave
been
doing has been doing 过去donewas doing were
doinghad
donehad
been doing 将来shall do will doshall be doing will be doingshall have done will have doneshall ...
英语常见句型及动词时态
答:
英语动词时态表 时间状态 一般时进行时完成时完成进行时 现在do doesam doing is doing are
doinghave
done
has
donehave
been
doing has been doing 过去donewas doing were
doinghad
donehad
been doing 将来shall do will doshall be doing will be doingshall have done will have doneshall ...
have
been
to
和 have
been
doing和have
been
done
?谁能告
答:
have
been
doing
. 过去到现在一段时间一直在做,表示状态 Biological systems have been doing this for billions of years.生物系统亿万年来一直都是这样。I have been doing homework for a whole day.He
has
been working as a policeman since graduation.have been
done
某事已经完成了,通常...
have
been
to, have been in, have been on有什么区别?
答:
分析如下:1、
have
been
to 意思是 “某人曾经到过某地现在已经回来了”表示人现在已经不在那里。They have been to England.他们曾到过英国,现在已回来了。2、have been in 意思是“某人去了某地现在还在那里”表示人还在那里,表示的是一段时间都在那里。They have been in England.他们曾去过...
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