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must have been后面接什么
请问高手
MUST
have
been
done
答:
其实
must
have
been
done只是must have done的被动形式罢了。我说,你举出来的那几个例子:1那个就是must have been doing的结构是指某动作在过去某时间点开始,一直持续到现在,有继续持续下去的趋向,或者等这句话一说完这个动作就完成;2那个是加形容词 be expensive=很贵,must have been ...
must
be doing 与 must
have
been
doing
答:
简单说一下吧..
must
be doing:肯定某人正在做某事..He must be doing his homework.他一定在做他的作业 must
have
been
doing:肯定某人一直在做的事..He must have been trying his best to study..他肯定一直都在尽力学习..must表强烈的肯定,shall不那么强烈,could最弱..表推测的情况一般不...
have
been后面接
动词
什么
形式
答:
You( )
have
been
to the Great Wall。解析:have been to的意思是"去过某地",有一种往返的感觉在里面。前面可以加情态动词修饰,比如may,
must
等等 如果该句是含有表示推测的情态动词句子的反义疑问句,必须去掉情态动词,然后根据句意(包括考查其所带的时间状语等),进行实际变化.最好变成:You ...
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...
she
must
have
been
forty. 变反意疑问句!求答案!
答:
改反意疑问句:she
must
have
been
forty,hasn't she?They must have seen the film,haven't they?My father must have gone to work,hasn't he?参考1:当陈述部分有情态动词must, 且是must+have done结构 表示对过去的情况进行推测(一般句中有明确的过去时间状语),问句要根据陈述部分...
用括号里的正确形式填空和句型转换(用
must
have
been
/done 或can't h...
答:
填空:1 is waving 一般现在进行时 2
must
have
finished 根据前文,用过去完成时 3 have
been
living 4 driving 5 would have 6 to go 7 be bought 8 going 9 travel 10 be reading 转换:1 i thought your gandmither must have slept.2 i...
you
must
have
been
driving at seventy miles an hour为
什么
要用ing...
答:
你好,我是英语师范学校毕业的,希望我可以为你解决这个问题!首先,这句话的意思为:你一定是以每小时70公里的速度驾驶的。
must
have
done 是现在完成时,表示一定做了某件事情,是一种非常肯定的推测 must have
been
doing 是现在完成进行时 ,表示之前做了某件事后现在还在做那件事,是对过去一段...
must
have
been
的用法和意思
答:
Must
have
been
当时一定是,表示对过去某一时刻内动作的猜测,否定can't have been当时不可能是
must
have
done和must have
been
doing的区别
答:
动词
后
+ED和动词后+ING 举个例子,I am interested in the book. The book is interesting.一个以人做主语,一个以物做主语。加ed是修饰人的,而加ing则是令人怎样的形容词。加ed成名词我没听说过。加ing是成动名词吧。说的不好你可以看下面的:ing形式做定语,意义上接近一个定语从句,表示一...
You+
must
+
have
+completed+the+form改成被动句?
答:
The cake was made by Mary. (蛋糕是玛丽做的。)你的句子中,动作的执行者是you,动作的承受者是the form,所以要把the form放在主语的位置,然后把you放在by
后面
。另外,因为你的句子中有情态动词
must
have
,所以要把be变成
been
,过去分词不变。所以你的句子可以改成:The form must have been ...
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