1704791512
1704791513
I must have your answer at once.(请你立刻回答。)
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1704791515
(2)表命令( Command)或劝告( Advice):
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1704791517
You must go.(你去吧。)
1704791518
1704791519
You must come to the office every day.(每天你要来上班。)
1704791520
1704791521
You must tell me at once.(马上讲给我听。)
1704791522
1704791523
You must really see Pompeii when you are in Italy.(你到了意大利,一定要到庞贝古城去看看才是。)
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1704791525
(3)表坚持( Insistence):
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1704791527
He must always have his own way.(他老是很任性的。)
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I must know (=insist on knowing)your reason.(你必须把你的理由说给我听。)
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1704791531
(4)表不可避免的事( Inevitability):
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1704791533
It must rain soon.(一定就要下雨了。)
1704791534
1704791535
You must (=are certain to)lose,whichever happens.(无论转向何方,你都要损失的。)
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1704791537
We must all die sometime.(总有一天我们都要死的。)
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(5)表必然的推测( Obvious Inference)时,后接无意志的动词。其否定为 cannot.
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1704791541
He must be rich.(他一定很有钱。)否定为 He cannot be rich.(他一定不会有钱的。)
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1704791543
Such a house must belong to some family above the common.(这样的房子一定是属于一般以上的家庭的。)
1704791544
1704791545
You must succeed in the entrance examination this time.(你这次一定会考取的。)
1704791546
1704791547
(6)must have+过去分词,有三种意思,即:
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1704791549
(a)谅必曾经:
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1704791551
You must have seen him yesterday.(你谅必在昨天曾经见到他。)
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(b)谅必曾经(实在不曾):
1704791554
1704791555
You must have seen him if you had been here yesterday.(你昨天要在此的话,你一定见到他了。)
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(c)必须曾经:
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Any applicant for this position must have practised for five years.(对于这个职位的任何申请人,必须曾经实习过五年。)
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(7)must not 是表禁止( Prohibition)的。其反对语为 may.
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