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you must have
have
to 与
must
的区别
答:
We
must
help each other.My sister is ill, my mother
has
to look after her.must的用法 1)表示主观的义务和必要,主要用于肯定句和疑问句,意思为“必须……,得……,要……”;由must引起的疑问句,肯定回答要用must或
have
to,否定回答要用needn’t或don't have to,意思是“不必”;must...
英语的问题
答:
1.
must
可能性占90%以上,常用来表示对情况的判断推测,如:对现在或将来的推测 must + 动词原形:He must wait for
you
tomorrow. 明天他一定会等你的。He must be waiting for you at the gate now. 他此刻必定在大门口等着你。对过去的推测must
have
+ 过去分词:He must have waited ...
have
to与
must
的区别是什么
答:
大明受伤了。医生说他大概得住院两周,他的父亲得去照顾他。 We dont
have
to go to school on Sundays. 星期天我们不必上学。区别3:
must
的否定为mustnt, 多表示“禁令”。例:No!
You
mustnt turn left! You must turn right into The Strand. 不!你不能向左转!你应该向右转进入到strand中...
为什么用
must
提问时,否定回答也用must?求大神帮助
答:
must
提问的肯定,否定回答 以must提问的一般疑问句,意为“……必须……吗”。肯定回答用must(必须),否定回答用needn't或don't/doesn't
have
to(不必)。如 -
Must
I finish the work today?我必须在今天之内完成工作吗? -Yes,
you
must.是的,你必须。/-No,you needn't.不,你不必...
wouldn't
have
done 的用法是什么?
答:
例如:She said she’d
have
finished her exams by then.她说那时她会已经考完试了。He knew he arrived she would have gone home.他知道他到时她会已经回家了。3、
must
have done的含义.“must have+过去分词”表示对过去的推测,意思是“一定已经,想必已经,准是已经….”,只用于肯定句中.例...
should
have
done .would have done.
must
have done三者之间的意思和用...
答:
1.should/ought to
have
done的含义。 “should/ought to have+过去分词”表示“过去应该做谋事却没有做”; “should not/ought not to have+过去分词”表示“作了不应该做的事”。含有责备或遗憾的意思。例如:
You
shouldn’t /oughtn’t to have come here alone at such a late hour.你...
用
must
或
have
to填空,完成下列句子,注意时态 1.I am glad I don't...
答:
1.I am glad I don't_
have
to___ go to work today 2.
You
_
must
___ take more exercise.Join a club.3.The old man ___must___ be at least sixty-five years old.4.--_
Must
___I leave now?-- No,
you
don't__have to___.5.She said she __
had
to___ go shopping yes...
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。(...
情态动词
must
的用法总结
答:
2. 表示推测,意为“准是”“一定是”,注意以下用法:(1) 对现在情况作推测,后接动词原形;对现在正在进行的情况作推测,后接动词进行式;对一直在进行的情况作推测,后接动词完成进行式;对过去已发生的情况作推测,后接动词完成式。如:The man
must
have
a lot of money. 这个人一定有不少...
英语中情态动词
must
, need, ought to,
had
better的用法
答:
4.
must
的用法 must表示“必须”:
You
must tell us the truth.你必须给我们讲真话。must表示推测,即“肯定、准是”,限用于肯定句:This bag must be your sister’s.这袋子肯定是你妹妹的 They must
have
done it many times.他们肯定做过许多次了。must表示“...
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