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mustn't be
mustn't
be
和mustn't have been
答:
只有must
be
,没有must been,但有must have been。must是情态动词,情态动词之后只能是动词原形。must be表示对现在情况的肯定性推测,must have been是表示对过去情况的肯定性推测。
改错. He
mustn't
be
at home. I saw him here just now.
答:
mustn't
是不准,不允许的意思,根据语境应该是不可能,改为he can't
be
at home. can't是不可能的意思,是must做肯定推测的否定.
need't
be
,can't be,may not be和
mustn't
有什么区别
答:
needn't
be
没必 can't be不能 may not be也许不
mustn't
禁止 can't be和mustn't都指不能做某事,但后者语气较强,表示绝对不能。
must,need,
mustn't
,needn't的用法?
答:
must 三种意思:必须,否定式为needn't不必;(表示义务)务必,否定式为:
mustn't
禁止,不准;(表示命令)肯定,否定式为can't;(表示推测)need 情态动词,用于疑问、否定句、条件句;不能用于肯定句;行为动词,用法跟其他行为动词一样。有时态,语态变化。
mustn't
是什么意思
答:
mustn't
的意思为禁止,严禁,不得。must是情态动词,虽然must是表示“必须”的意思,但是用于否定式时,mustn't却表示“不要、不能、禁止”的意思,而不是表示“不必。mustn't是must not的常用口语形式。例句:1、You mustn't leave the gate open.你一定不要让大门敞开着。2、You mustn't say ...
we
mustn
ˊt
be
late的反义疑问句
答:
we mustnˊt
be
late,must we?建议用we can not be late,can we?参考:当陈述部分有情态动词must,问句有4种情况:(1)
mustn't
表示“禁止,不可,不必”时,附加问句通常要用must.You mustn't stop your car here,must you?你不能把车停在这地方,知道吗?(2)must表示“有必要”时,...
mustn't
的意思是必须不;一定不,
答:
这句话不对的。
mustn't
的意思是“禁止,不准”,它是must(为了达到某种结果)一定得,有义务要 的否定式 must的否定式有三种:mustn't; needn't(不必);can't(不可能),而这句意思是“不可能”,所以用can't John has gone to London. That man over there can't
be
him.John已经去伦敦...
mustn't
can't needn't 的区别
答:
2、can't:can't的释义为不能、不可能。3、needn't:needn't的释义为不需要、不必。二、侧重不同 1、
mustn't
:mustn't侧重于行为。2、can't:can't侧重于能力和推测。3、needn't:needn't侧重于事件。三、语气不同 1、mustn't:mustn't的语气最强烈,He mustn't
be
there yesterday.他...
mustn't
有什么用法,怎么理解?
答:
(3) 对于must 开头一般疑问句,若要作否定回答,可用needn't,不用
mustn't
:"Must I come over tonight?" "No, you needn't." “我今晚必须过来吗?”“不必。”(4) 其后可接被动结构或进行形式:Something must
be
done to stop it. 必须采取措施来阻止它。I think I must be going. I ...
must的用法
答:
must是情态动词,直接加动词原形,若出现must to
be
done 的话,就是表示被动,意为“必须被做……” Must用法全接触 一、表“必须”. You must talk to them about their study.你必须同他们谈谈关于他们学习的事. 二.在否定结构中表不许. You
mustn't
leave here.你不能离开这儿. 三.表坚定的建议. You...
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