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be been doing
has
been
done和has been
doing
有什么区别呢?
答:
首先我们来看下has
been
done和has been
doing
的大致意思:has been done:词性为短语,has been done是have/has been done的过去完成时形式,其中have/has是助动词,been是be动词的过去分词形式,done是do动词的过去分词形式。has been doing:词性为短语,has been doing是have/has been doing的过去...
has
been
done和has been
doing
有什么区别呢?
答:
首先我们来看下has
been
done和has been
doing
的大致意思:has been done:词性为短语,has been done是have/has been done的过去完成时形式,其中have/has是助动词,been是be动词的过去分词形式,done是do动词的过去分词形式。has been doing:词性为短语,has been doing是have/has been doing的过去...
be的过去分词是
been
,那么现在分词是什么?
答:
been
的意思英语是:been作为系动词be的过去分词,有:在,存在;去过了的意思;be作为过去分词,用于各种完成时态,常用的句式如have/has been
doing
,be“是”的意思,按不同人称分am(第一人称),is(第三人称),are(第二人称)三种形式。例句:Scientists think that there has been life on Earth...
...we be
doing
和 what would we have
been
doing
答:
第一句= we would be
doing
...是过去将来进行时态。第二句= we would have
been
doing ...是过去将来完成进行时态。
...we be
doing
和 what would we have
been
doing?
答:
第一句= we would be
doing
...是过去将来进行时态。第二句= we would have
been
doing ...是过去将来完成进行时态。
have
been
doing
和 be doing 分别是什么结构
答:
前者是,现在完成进行时,后者是现在进行时
英语中的全部时态完整的(要英语的),如
was
.to be ,has/have
been
...
答:
一般现在时:am/is/are/do/does/have/has 一般现在进行时:am/is/are +
doing
have/has
been
doing 一般过去时:was
were
had did would 过去进行时:was/were doing had been doing 一般将来时:will shall be about to do be going to be doing 将来进行时:will be doing ...
be
后面为什么要加动词的ing形式?
答:
1、时态是进行时的时候。因为进行时的结构是
be
+
doing
They are playing basketball now.现在,他们正在打篮球。2、是主系表结构的时候,其中系动词是be动词。结构是主语+be动词+表语。He is interested in music.他对音乐感兴趣。3、句子中没有谓语,需要加be动词来作谓语。Clearly there is a ...
to
be
doing
结构能在句子中做结果状语吗?
答:
不能.to be
doing
正在做某事 (其实就是现在进行时)to have
been
doing过去正在做某事,现在还在做(通常表示延续)当实际用的时候,to没有任何实际意义,所以这两个结构可以简写成:be doing,have been doing.例:I'm singing(我在唱歌)She has been playing the piano for 5 years.(她已经弹了5年...
...be
doing
/ to have done / to have
been
doing/doing/having done/...
答:
1.Find something else to do!找其它事情去做吧!2.Eddie, isn't there something you're supposed to be
doing
now?艾迪,你现在是不是有件事必须要马上去做的?3.He felt ashamed to have done such a thing.他很惭愧做了这样的事。4.Have you
been
sitting here calmly and doing nothing...
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