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must have been后面接什么
must
have
been 后面
加动词,是不是一定要用doing?可以用do吗?如果可...
答:
不可以用do,因为其后面是接ing形式的
,表示现在完成进行时,如果跟do时,只能同must连用。如:They must have been washing the clothes now.Must he finish his homework?
must
have
been
may have been
答:
must have been
+done
may be +doing/done may have been+ done
Must
have
been
後面动词,形容词,分别
接什
麼形式?可以接副词麼?
答:
he must have been stay at home 这种表达是错的, have been+
doing must
表示对事情的肯定推测 或者 have been done(被动语态) 表示被完成了 不懂再问哦,亲
must
have
been 后什么
时候加过去分词、什么时候加现在进行时,。/...
答:
被动语态用 must have been done
对过去的一种推测 You must have been finished your work last week.进行时用 must have been doing you must have been learning english for 3 years.
must
be和must
have
been
在句子中作
什么
成份及其时态?
答:
must be不一定是系动词,后面加
doing
是现在进行时。must have been 本身可以是现在完成时,后面加doing是现在完成进行时
关于
must
have
been
答:
可以,
must
一般用于肯定句。至于rainy的问题我我的意见是must
have
been
可以加raining&rained但不可以加rainy(我们老师赞同我的说法)。英语是外国人的语言,人家就这么说的,没那么多为
什么
!交个朋友+qq565768868
must
have
been
doing
答:
must
have
been
... 那时一定是 can't have been... 那时不可能是 must have been doing意思是 一定一直都在做某事She is so tired .She must
has
been working all the morning.她很疲劳了她一定工作了一个早上。must have been doing 表示肯定的猜测 并且猜测这种动作,或者行为一直持续到...
have
been后面
加
什么
答:
have
been to是have been其中之一的短语。have
been后面
还可以接不同的介词、形容词、副词、名词、过去分词、现在分词。have been:一直;去过(现在完成时)。举例说明:My goodness, you have been busy! (+形容词)天哪,你一直在忙!Your trip
must
have been fun! (+名词)你这次旅行一定很...
He
must
have
been
的用法。
答:
must+have+
done
表示对过去发生的事的一种肯定的推测..比如说 he must have murdered the man 他肯定杀了那人..(人已经被杀了)类似的句型还有should+have+done表示本该做却没做 needn't+have+done表示本不需要做却做了
must
have
been
doing与must have been
done
都表示推测,有
什么
区别呀...
答:
must
have
done---这个应该知道吧?就是表示对过去的一种推测,接下来就由这个推导下来;1must have+
been
doing---把这个和上面的must have +done进行比较,仔细看看比较加号
后面
的:must have +done must have+ been doing 都知道be doing 表示正在进行的动作,正在发生的,那要放到must have done...
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