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表示对过去正在进行的推测是must have been doing?
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推荐答案 2013-04-05
正解。
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相似回答
must
have
been
是
对过去正在进行的
事肯定?还是对过去的事进行肯定?
答:
对过去的事情的肯定,have been 是现在完成时
,指已经做了什么,要对正在进行的事表达肯定后面要加doing
must
have
been
driving用来
表示
什么肯定
的推测?
答:
must have been doing
这个结构表示对过去正在发生的动作的肯定推测 must have been driving 过去一定正在驾驶
不
是must
have
been
done吗?
答:
must have been done 和 must have been doing 是两个不同的概念。
have been done 是现在完成时的被动语态
,汉义:"已经被⋯"。have been doing 是现在完成进行时,表示动作从过去某一时间开始一直延续到现在。加了must 后可以表示推测。
must
have
been
为什么说是一般
过去
式
的推测
形态
答:
must +have+过去分词,表示对过去情况的推测
。而must+原形动词,表示对现在情况的推测。汉语都是译成"一定⋯"。以上是需要记的,无原因好说。
must
have
done与must have
been
doing
区别
答:
第一个就是
对过去
事实
推测
must
have
been
doing
其后
的be
doing
表示进行
我们知道must have done 是对过去 那么must have been doing就是
过去进行
咯 就可以理解为过去一直发生的事情 举个例子 You must have been driving too fast 你肯定一直在超速
表示过去
一直 再举个must have done 的例子...
must
have
been
doing
答:
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现在 还有must have been done
是must
have done的被动形式。是
对过去
发生的...
You
must
have
been
driving at seventy miles an/per hour._百度知 ...
答:
must
have
been
doing
是must
表示对
【
过去正在
发生的】事情
的推测
。希望我的回答能够帮到你,望采纳!如有疑问,欢迎追问。O(∩_∩)O
must
have
been
是
对过去正在进行的
事肯定?还是对过去的事进行肯定
??
答:
”同理,
must
have
been
v+ing
表达对过去
某一段时间里持续发生的动作一个肯定的判断。例:He must have been sleeping when the earthquake hit his village."God must have been sleeping": faith as an obstacle and a resource for Rwandan genocide survivors in the United States....
情态动词有哪些 什么用法
答:
(3)情态动词+动词完成进行式:
must
have
been
doing
(4)某些情态动词的特殊用法: need 一、情态动词+动词完成式 情态动词+动词完成式即“情态动词+ have + done分词”,
表示对过去
行为或动作
进行推测
、评论或判断。1. must have done must have done 表示对过去某事的肯定猜测。其否定或疑问形式...
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