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has had doing是什么时态
英语句子的
时态
答:
大体有以下几种:一般完成时的被动语态:
have
/
has
been done 过去完成时的被动语态;
had
been done 过去进行被动时:was/were being done 过去进行时;was/were dong 嗯。当然除了固定语态外,还有许多固定词组也可以用来
表示时态
。be used to
doing
意为“过去常常做某事”。
doing
的所以
时态
和语态
答:
过去将来进行时would/should be
doing
would/should be being done 现在完成时 have/
has
done have/has been done 过去完成时
had
done had been done 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 ...
has
he been
doing是什么时态
答:
had
been
doing
这是过去完成进行时;表示从过去的某一个时间点开始做某事一直持续到过去的某个时间点并且仍在进行。特别含义:1、尚未完成:He had been writing the novel.(他没有完成它)2、企图:He had been studying the meaning of this proverb.(他一直在努力学习它)3、未得结果:We ...
have
/
has
+过去时
是什么时态
答:
现在完成进行时:
have
/
has
been
doing
过去完成进行时:
had
been doing 将来完成进行时:shall have been doing 过去将来完成进行时:would have been doing此
时态
一般在中学学习 过去分词的构成: 1 、规则动词:规则动词的过去分词的构成规则与规则动词的过去式的构成规则相同。四点变化规则: ⑴、一般动词,在词尾直接...
关于
has
had
或
have
had的用法
答:
(1)be
doing
sth 意思是正在做某事 是某时刻正在进行的事情 而生病是一直延续的动作,不是说某一时刻生病了现在不生病了,而是生病这个动作一直延续到现在 因此用
have
had
现在完成时表达已经生病的事实 (2)第二个问题中 for/since+一段时间,都是现在完成时的标志短语,从买电脑一直延续到现在的...
have
been
doing什么
意思
答:
意思是:已经开始而且还在继续做
什么
。分析:这是英语中的一种
时态
,叫现在完成进行时。它是由现在完成时
have
/
has
+done(这里是be的过去分词been)和进行时be+
doing
一起构成,表达什么事情已经开始了,而且根据上下文还没有结束,还要进行下去。例如:Although I have been preparing for the contest, I ...
英语六大
时态是什么
?
答:
时间状语:at this time yesterday,at that time或以when引导的谓语动词是一般过去时的时间状语等。基本结构 s+was/were+
doing
六、现在完成时 完成时的这种用法通常与由since或for引导的时间状语连用。如:The old man
has
lived here for more than twenty years。
"
has
been
doing
"是一个
什么时态
啊?
答:
完成进行时
could
have
done
是什么时态
答:
the end of last year(term, month…),etc.基本结构:
had
+ done.否定形式:had + not + done.一般疑问句:had放于句首。3、现在完成进行时:概念:表示从过去某时开始一直延续到现在还在进行,或可能还要继续下去的动作,强调动作的持续性和不间断性。基本结构:主语 +
have
/
has
+been+
doing
.
i
have
been
doing是什么时态
答:
i
have
been
doing是
现在完成进行时,表示从过去一直持续到现在,并且现在并未停止,还将持续到将来。have done现在完成时,到现在为止已经完成。英语
时态
8种基本时态有:一般现在时、一般现过去时、现在进行时、过去进行时、现在完成时、过去完成时、—般将来时、过去将来时。由“have/
has
+过去分词”...
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