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must been done
must
have
done
的反义疑问句
答:
你好^^ 情态动词+动词完成时,即情态动词+have+
done
.表示对过去的行为或动作进行推测,评论或者判断.1.
must
have done.表示对过去某事的肯定猜测,其否定或疑问形式都用can/could来表示。例如:since the road is wet,it must have rained last night.2;当然对现在发生或者将来发生的事情,要用must ...
must
后何时有
be
何时不用
答:
must
后面如果表示“是什么或怎么样”时就要用到
be
动词;如果must后面表示“做什么”就不用be动词。如:你必须在家。You must be at home.你的书包一定在卧室里。Your schoolbag must be in the bedroom.你必须先完成作业。You must finish your homework first....
the young lady coming over to us
must
be
our english teacher一定...
答:
The young lady coming over to us
must
be
our English teacher.句子意思是——正向我们走过来的那位年轻女士一定是我们的英语老师。其中,must 表示肯定性推测判断,翻译成【准是,一定是】。往往表达有一定根据的把握性比较大的推测判断。典型用法有两种——must have
done
表示对过去发生情况作肯定性...
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
和have
done
的区别
答:
must
+have
done
过去一定做了某事(对过去的事情一种肯定的猜测、推测)。如:He said I must have done something bad to deserve it.他说我肯定是罪有应得。That car must have cost a packet.那辆汽车一定花了一大笔钱。I think we must have taken a wrong turning somewhere.我觉得我们一定...
must
be
和must have be有什么区别
答:
must
be和must have be的区别主要是:must have
been
表示对过去情况作推测;must be表示所对现在情况的推测。例如:1、He must be ill.他一定是病了。(指现在有病)2、He must have been ill.他当时一定是有病 / 他一定生过病。(指过去有病)3、He must be very rich.他一定非常富有。(...
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。
过去完成时被动语态反意疑问句怎么改
答:
must
have
done
的反意疑问句 对已发生的过去情况的推测,若陈述句谓语部分有“must have done”,而且有表示过去的时间状语,问句部分用didn't;若没有表示过去的时间状语,问句部分用haven't或hasn't。如:1)They must have gone there last night,didn't they?2)They must have arrived by ...
情态动词+have
done
的用法
答:
You
must
have
been
mad to speak to the servant.你和仆人说话,一定是发疯了。2、“can't+have+
done
”表示对过去事情的否定推测,译成“不可能做过某事”。Mary can't have stolen your money.She has gone home.玛丽不可能偷你的钱,她回家去了。3、“can+have+done”表示对过去行为的怀疑...
must
have
done
sth造句?
答:
must have
done
过去一定做了某事,根据
must的
本意即可推敲出意思。The lights were out. They must have
been
asleep. 灯灭了,他们应该睡觉了。The ground is wet.It must have rained last night.地面很湿,昨晚一定是下过雨了。You must have seen him. 你想必曾经见过他了。The door droops ...
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