must

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must not 和 can not的用法有什么不同?

must not 意为禁止 can not 意为不可能,不能够 语气不同

must 和must not ,have to 和not have to ,need和not need有什么区别

must/must not 必须、必须不have to/not have to 可以,可以不need/not need 需要,不需要

初三英语:can not 和must not 的区别

can not 不可能must not 禁止 他不可能是海伦 He can not be Helen.

must not 除了禁止还有别的意思?

这不是must be 的句式。 是not be。。一定不会的意思啊后面半句话

must后面能不能加not,为什么

mustnot意思是禁止、千万不能(语气强烈)

请问MUST NOT 和 DON NOT MUST的去别

mustn"t表禁止的意思,一定不能做某事,而must是情态动词,接否定式直接加not,不能再加助动词do,没有don"tmust这个结构。

must not连读怎么读?

must not 连读时,must里的t不发音,not里的o也不发音,音标读成:[mʌsnt],意思是千万不要。

can not 与must not

一楼正解不过说漏了...第一个和第二个 都有猜测的意思但含义有区别can not表示猜测的时候 也表示能力上不行 翻译为 那是不可能的吧..他不能怎么... 从能力上猜测而must not 表示猜测的时候 是表示不会 有能力但不一定会去做

must not与should not意思一样吗

must not表示“禁止、绝对不行”语气很坚决should not表示“不应该”语气较前者稍微委婉一些

用must not造句简单的 带翻译

You must not eat the cake.你不能吃蛋糕。

一定不 的英文 must 是一定,那一定不呢?must not 是千万不要

can"t是一定不. (在猜测中) 如he can"t be at home 他一定不在家.

谁能告诉我must not 到底是什么,need 啦一大堆情态动词用法告诉我啦,好不

翻译过来。。必须不

请问must、must not、have to、 not have to的用法是?

must表示必须\必定,haveto表示不得不的意思,must后面直接接动词原形,haveto也接动词原形,我个人觉得一般没什么区别,都可以换用.但是在表示肯定推测的时候就只能用must比如:hemustbeagirl.此时就不能用haveto了,用haveto意思也连接不上,似乎就这点差别

有无must not have done?何意?

mustn"t 的意思是禁止 ,mustn"t have done是错误的语法表达。如果想表达“本不应该做某事而做了”通常用shouldn"t have done 但是有must have done ,表示对过去发生的事情的猜测

must和must not的区别

前者是“必须”。后者是“不必”。

cannot,mustnot,neednot的用法

cannot表示不大可能。如itcannotbetrue.那不大可能是真的。它还有感情色彩。如:hecannotberellyill.他不大可能真的病了.(至现在)。could也有这种用途,但语气委婉。mustnot表示禁止,不许,一定不能。mustnot表示禁止,是说话人强有力的劝告或命令,意为“一定要,不准”。因此,在回答由must引导的问题时,如果是否定的回答,表示“不必,没有必要”,不能用mustn"t,而要用needn"t或don"thaveto.试比较:Youmustnotdrivefast.你不能开快车。(路险或有速度限制)Youneedn"tdrivefast.(时间充裕)Youmustnottellothers.(警告)Youneedn"ttellothers.(没有必要)neednot指不必。

must 和 have to和need not的区别

must & must not:前者是必须的意思,后者是不应该,不允许的意思 have to& not have to:前者是不得不(去做某件事的意思,后者是不是不得不(去做某件事) need& not need :前者是需要(某物或做某件事),后者是不需要,即不是必要(做某件事)

must not

是的,mustn"t是等于 must not的 但是这里must not 不是禁止的意思,是而是must not be =“一定不能被.”的意思 整句翻译 “我们的文化一定不能被以为成是短短时间里就被创造而成了的” 如果还有问题可以找我~

must not和 can not的区别举例

must not 表示禁止,一定不要这样做.例句:You must not come.你一定不要来.can not 表示(1)不可能 (2)没有能力做=be able to 例句:(1)He has gone abroad,it can not be him.他去国外了,那个人不可能是他.(2)I can not play the piano

mustnot能用于否定句吗mustnot和cannot有什么区别

Mustnot语气更加强烈

must not中间放词是什么意思?

must not 后面加动词原型。

cannot,mustnot,neednot的用法

cannot表示不大可能。如itcannotbetrue.那不大可能是真的。它还有感情色彩。如:hecannotberellyill.他不大可能真的病了.(至现在)。could也有这种用途,但语气委婉。mustnot表示禁止,不许,一定不能。mustnot表示禁止,是说话人强有力的劝告或命令,意为“一定要,不准”。因此,在回答由must引导的问题时,如果是否定的回答,表示“不必,没有必要”,不能用mustn"t,而要用needn"t或don"thaveto.试比较:Youmustnotdrivefast.你不能开快车。(路险或有速度限制)Youneedn"tdrivefast.(时间充裕)Youmustnottellothers.(警告)Youneedn"ttellothers.(没有必要)neednot指不必。

cannot,mustnot,neednot的用法

cannot表示不大可能。如itcannotbetrue.那不大可能是真的。它还有感情色彩。如:hecannotberellyill.他不大可能真的病了.(至现在)。could也有这种用途,但语气委婉。mustnot表示禁止,不许,一定不能。mustnot表示禁止,是说话人强有力的劝告或命令,意为“一定要,不准”。因此,在回答由must引导的问题时,如果是否定的回答,表示“不必,没有必要”,不能用mustn"t,而要用needn"t或don"thaveto.试比较:Youmustnotdrivefast.你不能开快车。(路险或有速度限制)Youneedn"tdrivefast.(时间充裕)Youmustnottellothers.(警告)Youneedn"ttellothers.(没有必要)neednot指不必。

must not什么意思

must not的意思是不能,不准,一定不能。must not的例句:This information must not be disclosed without prior written consent(未事先征得书面许可,此消息不得泄露)。 扩展资料 must not的例句:We must not become complacent about progress(我们决不能因进步变得自满);She knew she must not fall prey to his charm(她清楚她绝不可以被他迷住)。

need not 和must not怎么区别使用?

作情态动词的否定式时,need not表示不必,而must not表示不应该,就这个区别。用法是一样的,修饰动词。特别是在回答must提问时,这一点要注意。Must I go?我该去吗?你不必去是No, you need not.表示没有必要去。 你不该去是No, you must not.表示去了反而可能不好希望对你有用

must not 的缩写

前者

帮我用can、must、may各自分别用其两~三种意思用英语造句,谢谢

can;Icanride.我能骑车。That"saoilcan.那是个油壶。must:Imustgonow.我必须走了。TolearnEnglishwellisamust.学好英语是非常必要的。may:MayIopenthewindow?我能开窗户吗?IfMarchcanmarch,mayMay?如果三月能行军,五月可能吗?

用must或may填空

1.must2.may3.may4.must5.may

you must enter a valid zip/postal code

你需要输入一个有效的邮编(youmustenteravalidzip/postalcode)postalcode-acodeoflettersanddigitsaddedtoapostaladdresstoaidinthesortingofmail;我觉得现在的平常用法里zipcode=postalcodeZipCodeAtrademarkusedforasystemdesignedtoexpeditethesortinganddeliveryofmailbyassigningaseriesofnumberstoeachdeliveryareaintheUnitedStates.AZIPCodeisthepostalcodeusedbytheUnitedStatesPostalService,whichalwayswritesitwithcapitalletters.ZIPisanacronymfortheZoneImprovementPlan,butwasalsomeanttosuggestthatmailtravelsmoreefficiently(andthereforefaster)whensendersuseit.ThebasicZIPCodeformatconsistsoffivenumericaldigits.AnextendedZIP+4codeincludesthefivedigitsoftheZIPCodeplusfourmoredigitswhichallowapieceofmailtobeevenmoreaccuratelydirectedtoaverysmallgeography.ZIPCodewasoriginallyregisteredasatrademarkbytheU.S.PostalService,butitsregistrationhassinceexpired.Theterm"ZIPCode"isalsousedinthePhilippinestonameitspostalcodes.ThePhilippineZIPCodeisusedbythePhilippinePostalCorporation.UnlikeAmericanZIPCodes,PhilippineZIPCodesarefour-digitnumberswithoutanyextensions.WhilethecitiesofMetroManilausemorethanonecode,townsandcitiesoutsideMetroManilaareassignedonlyonecodeforeverytownandcity.

youmusttrustme翻译中文

你(you)必须(must)相信(trust)我(me)

QSYS建nios的时候显示error:Avalon_slave_0:interface must have an associated reset

复位信号没有连好,要有个外部输入的复位信号

musterbation是什么意思

美国心理学家艾利斯发明的一个心理学名词,必须主义,与英文手淫很像

must be和must have been有什么区别

从过去到现在 动作或者说是状态一直持续着 在这里 我觉得是指他刚才就开始睡了 现在也还睡着 可能是强调有一段时间了吧

用所给单词适当形式填空:If you are ill,you must___(drink) much water.

drink

In order to learn a foreign language well,four things are necessary. First,we must understand t

小题1:B小题2:D小题3:B小题4:C 试题分析:小题1:B 细节题。根据第一段First,we must understand the language when we hear it spoken.Secondly, we must be able to speak it ourselves, with confidence and without hesitation(犹豫). Thirdly,we must do much reading. Finally, we must be able to write it. We must be able to make sentences that are correct in grammar.说明听,说,读,写是学习英语的四方面。故B正确。小题2:D 细节题。根据第一段3,4行we must be able to speak it ourselves, with confidence and without hesitation(犹豫).说明D正确。小题3:B 细节题。根据第二段3,4行It is not much learning by heart long lists of words and their meanings,studying the dictionary and so on说明只学字典是不足以学好英语的。小题4:C 细节题。根据最后一段第二行Practice is important说明在学习语言的时候,练习是最重要的。故C正确。点评:文章讲述了学习英语的四个方面,并给出了具体的建议。考查细节题,要求考生在阅读时,一些关键的地方要加上符号,也可以先看题目在读文章,都可以大大提高阅读的效率和速度。

时钟最重要的是必须走得准英文翻译 a clock must ( )keep good time

The basic requirement for a clock is that it can read the correct time.

申请美服的.passwords must match 这是什么意思

密码必须匹配

美服英雄联盟注册的问题,他老说我Passwords must match 我知道翻译是密码不匹配。怎么才可以弄?

密码要 英文+数字

Passwords must match 这句英文什么意思?谢谢拜托各位了 3Q

您好! 意思是:密码必须匹配。 望您采纳,谢谢您的支持!麻烦采纳,谢谢!

Passwords must match是什么意思

密码必须相配。

初中英语句型转换Ⅲ(求答案)44.However you are busy tomorrow,you must stay?

44 no matter how 45 unless ;study 46 I have kept the book for two weeks 47 to see ; possible 48 have nothing to do with 49 is very interested 50 it is said ; as...as 1 doesn"t do 2 has; yet 3 doesn"t she 4 how carefully 5 how long; been 6 please don"t 7 does she 8 will tell 9 what"s ; date 10 what will ; be like 11 does ;go; or on foot 12 hasn"t ; neither 13 how often ; write 14 if ; could ;her 15 what do you,1,初中英语句型转换Ⅲ(求答案) 44.However you are busy tomorrow,you must stay at home. ______ ______ ______ busy you are tomorrow,you must stay at home. 45.If you don"t study hard,you will not pass the exam. ______ you ______ hard,you will not pass the exam. 46.I borrowed the book two weeks ago. I ______ ______ the book ______ two weeks ago. 47.I hope I can see him as soon as I can. I hope ______ ______ him as soon as ______. 48.Most of his questions were not about his lessons. Most of his questions ______ ______ ______ ______ ______ his lessons. 49.She showed great interest in music. She ______ ______ ______ in music. 50.People say that the Chinese food is better than the western food. ______ ______ ______ that the western food isn"t ______ good ______ the Chinese food. II.按要求转换下列句型: 1.Tom does his homework in the evening.(改为否定句) Tom ______ ______ his homework in the evening. 2.He"s already finished his homework.(改为一般疑问句) ______ he finished his homework ______? 3.Kate has little bread for breakfast.(改为反意疑问句) Kate has little bread for breakfast,______ ______? 4.Bruce does everything very carefully.(改为感叹句) ______ ______ Bruce does everything! 5.The Smiths have been in Beijing since 2000.(对划线部分提问) ______ ______ have the Smiths ______ in Beijing? 6.You can"t write on the desk.(改为祈使句) ______ ______ on the desk. 7.She never goes to school at six.(改为反意疑问句) She never goes to school at six,______ ______? 8.The teacher is telling us a story now.(用at noon yesterday替换now) The teacher ______ ______ us a story at noon yesterday. 9.Today is February 18.(对划线部分提问) ______ the ______ today? 10.It will be rainy the day after tomorrow.(对划线部分提问) ______ ______ the weather ______ ______ the day after tomorrow? 11.He goes to work by bike.(用on foot改为选择疑问句) ______ he ______ to work by bike ______ ______ ______? 12.My sister has been to Canada,too.(改为否定句) My sister ______ been to Canada,______. 13.How often does Tom write to his parents?I want to know.(合并为含有宾语从句的复合句) I want to know ______ ______ Tom ______ to his parents. 14.“Can you drive me to the office building?”she asked me.(改写为含有宾语从句的复合句) She asked me ______ I ______ drive ______ to the office building. 15.What are you interested in?Could you tell me?(合并为含有宾语从句的复合句) Could you tell me ______ ______ ______ interested in?

it must not betrue

选 C It can not be true.这不可能是真的. 这三个选项只有can not 表示“不可能,”must not 表示禁止,不许.is not able to 表示不能够.

that must be true.是什么意思

that must be true.那一定是真的。拼音双语对照双语例句1If that"s true and that"s true then that must be true.如果那是真的,那肯定就是真的。2A collaboration may have constraints that specify the conditions that must be true for the requirements to be satisfied.协作可能具有一些约束,它们为需求指定必须满足的条件。

英语里面写我们必须,除了用we must 还有什么高大上表达方式,求大神给参考,越多越好

higtbigup

急求 一首歌词内容健康积极的英文歌!要求歌词中尽可能多的包含情态动词,如can,must,will,should,might等

Never say never

you must come home early.....early为什么要放到句尾

作状语,修饰come,用在它的后面。但come home 是词组,联系紧密,所以只能用在come home 后面。

The Show Must Go On 歌词

歌曲名:The Show Must Go On歌手:Queen专辑:Live in UkraineThe Show Must Go On(Live)Empty spaces - what are we waiting forAbandoned places - I guess we know the scoreOn and onDoes anybody know what we are looking forAnother hero another mindless crimeBehind the curtain in the pantomimeHold the lineDoes anybody want to take it anymoreThe show must go onThe show must go onInside my heart is breakingMy make-up may be flakingBut my smile still stays onWhatever happens I"ll leave it all to chanceAnother heartache another failed romanceOn and onDoes anybody know what we are living forI guess I"m learningI must be warmer nowI"ll soon be turning round the corner nowOutside the dawn is breakingBut inside in the dark I"m aching to be freeThe show must go onThe show must go on - yeahOoh inside my heart is breakingMy make-up may be flakingBut my smile still stays onYeah oh oh ohMy soul is painted like the wings of butterfliesFairy tales of yesterday will grow but never dieI can fly - my friendsThe show must go on - yeahThe show must go onI"ll face it with a grinI"m never giving inOn with the showI"ll top the billI"ll overkillI have to find the will to carry onOn with theOn with the showThe show must go onhttp://music.baidu.com/song/55156738

we must pay attention to protecting our environment. 这里的"protect"为什么要用ing形式?

payattentionto(此处to为介词)doingsth为固定短语。介词后面当然跟名词,protecting为动名词,相当于名词。记住此处的to为介词是关键。to还有一种定式是不定式,就是todosth这个格式。第二个问题:前面已经说明是inthepast,为一般过去式,always只是表示常常的意思,时态上不必要考虑

you must (尽力)to do it again

you must (尽力)to do it againtry----尽力

Must Be Love 歌词

歌曲名:Must Be Love歌手:Vanilla Mood专辑:雫Cassie Feat. Diddy - Must Be Love{Hip Hop,My life...}You feel itUh it must be love hahaYeah it feels like loveYou know how we doStimulate my heart surrender my mindLook at to my eyes if forever you fineBad boy turn good how could it be trueAnd all thru my pain how could it be youHow could it be newHow could it be my key the way its doHow could it be as me as pursue about the ghetto wise doAbout getting a night job just for keeping my mind grounded in youAnd in all that jazz what else can make a nigga spin doles cashA chick with a face A chick with a little skinny waistA chick with a mindA matching nice taste plus I got the mind to snatch you like wayWhy you wanna tie me up like regainsReverse the poops as long you gottaLittle high heels on its onThis is something I never wantedSince I met you I"ve been on itI think about you all the timeCan get you of my mindI know this can"t be love ( I know this can"t be love)But baby it must be love (But baby it must be love)Thinking of goingAll of the wayI wanna show you but I"m afraidI know you say it"s all of meMaybe tonight I let you seeI know this can"t be love (I know this must be love)But baby it must be love ( I know it must be love)Don"t wanna give in to you so easilyBut I can"t even fight that you named me so weAnd I can"t understand what you doing to meBut I like it (I like it)I like it (I like it)I heard you whisper something to meHold me close now baby don"t leaveEmotions taking overSome things controlling meI know this can"t be love ( I know this can"t be love)But baby it must be love (But baby it must be love)What am I feeling its getting strongerAnd I can"t hold it back for much longerAll though we trynna be cool it"s all because of youI know this can"t be love (I know this must be love)But baby it must be love ( Baby it must be love)Don"t wanna give in to you so easilyBut I can"t even fight that you named me so weAnd I can"t understand what you doing to meBut I like it (I like it)I like it (I like it)Nah nah in a minute I must have check myself to the psychoI"m going crazy and I don"t know what I"m fighting forSee it"s too easy to run from this and my mind saysI can"t really fuck with thisTrynna resist but every passion and kiss blow my mindLike a terrorist you can be mine one some forever shitI"m a treat believer trynna be thuf but the look in your face it"s so delectatedIt"s something you do if you got me in trance you got me running and doing shitI aint used to doing (that"s right) thinking bout a chanceMaybe a slowdance maybe we hold hands for our coats and friends (keep going)Go diving on beaches with white diamonds in the sand then we handgliding over cansAnd then you can be my number one fan and I could be your loveIn the club for as long as this song lineThe way you make me feel is got me crazyTell me what you doing tonightI"ll be thereTake a ride with you homieOhh when you know I giving my loveBoy I so glad that you"re mine (you are mine)Do you wanna spend some time with meDon"t wanna give in to you so easily ( don"t wanna give in)( Don"t wanna fight in) But I can"t even fight that( you named me so we) You named me so weAnd I can"t understand what you doing to me (yes I like it)But I like it (I like it)I like it (I like it)Don"t wanna give in to you so easily ( don"t wanna give in)( Don"t wanna fight in) But I can"t even fight that( You named me so we) you named me so weAnd I can"t understand what you doing to me (yes I like it)http://music.baidu.com/song/13785642

he must be very fond of animals to have five dogs把of去掉不行吗?

be fond of 固定搭配没什么好纠结的,这个to要改,具体得看后面的have five dogs 跟前面的 be fond of animals 是什么关系He must be very fond of animals because he own 5 dogs?

Please help translate "He who would climb a ladder must begin at the bottom", thank you!

千里之行,始于足下

i see you must day是什么歌

天天见到你这是一首英语歌曲,歌曲旋律优美,非常柔和,是一个英国的歌手唱的。

you+must+pay+attention+to+traffic+lights的同义句?

You must pay attention to traffic lights.你必须注意红绿灯。同义句是You must be careful with traffic lights.

l must pay attention to the traffic lights!什么意思?急

you must at the traffic lights.

答案:across 根据题干You must look at the traffic lights before you go____ (穿过) the road.可知句意为:在你过马路之前,必须看交通灯.through,穿过,介词,强调从人群或物体中间穿过;across,穿过,介词,主要表示从某物的表面“穿过”.根据题干,可知是说过马路,表示从某物的表面“穿过”.应该用across.故填:across.

we must _ traffic lights

答案:pay attention to考查翻译填空.根据题干:考查固定短语pay attention to注意…,情态动词must后面用动词原形,故答案是pay attention to.

i must pan attntion to traffic lights怎么改一般疑问句

I must pay attention to the traffic lights.我必须注意交通灯。改为一般疑问句:Must I pay attention to the traffic lights?

.l must pay attention to the traffic lights

我一定要注意交通灯

If I will be back again,it must be because of you,这句话从语法的角度来看对不对?哪里出了问题?

请问为什么把be 去掉?去掉还有谓语吗?

The car _have broken down just when we were about to start off. A must B may C may be D should

D.Thecar(should)havebrokendownjustwhenwewereabouttostartoff.shouldhave一般过去时:意思:应该是

AMD Athlon(tm)II X2 240 Processor 2.81GHz, 1.75GB 能玩Orcs Must Die么 ?

加一张9800GT就行了

She is the one that you never forget.She is the heaven-sent angel you met.She must be the reason

She is the one that you never forget. She is the heaven-sent angel you met. She must be the reason why GOD made a girl. She is so pretty all over the world.她是你永远不会忘记。她是天赐的天使你见过。她一定是上帝犯了一个女孩的原因。她是如此漂亮的世界各地。She hangs out everyday near by the beach.她每天的海滩。Havin a HEINEKEN fallin asleep.每天一个福林喜力睡着了。She looks so sexy when shes walking the sand.她看起来很性感,当她走。Nobody ever put a ring on her hand.没有人把戒指放在她的手。Swim to the oceanshore fish in the sea.oceanshore鱼在海里游泳。She is the story the story is she. She sings to the moon and the stars in the sky. Shinning from high above you shouldt ask why.她是故事的故事是她。她唱的月亮和星星在天空。闪光从上方你不应该问为什么。She puts the rhythm the beat in the drum. She comes in the morning and the evening shes gone. Every little hour every second you live. Trust in eternity that what she gives. She looks like Marilyn walks like Suzanne. She talks like Monica and Marianne. She wins in everything that she might do. And she will respect you forever just you.她把节奏鼓的节拍。她早上来,晚上她消失了。你住每一个小时每一秒。相信永恒,她给什么。她看起来像玛丽莲走像苏珊娜。她说话像莫尼卡和玛丽安。她赢了她所做的一切。她会尊重你永远只有你。

why must be like this是什么意思

为什么一定要像这样?希望能帮到你~

maroon 5 must get out 帮我翻译下,不要机译,谢了。

我一直针和线织图八和各界一轮你的脑袋我想笑,但不是哭耐心等待听到您的话从来没有说过摸索通过您的梳妆台的抽屉忘了我一直在寻找尝试引导我的方向是正确的利用所有这一切时间内保持我解除你我让你失望我跳舞的TIL黎明 我无所事事 我不会放弃 我让您的爱这个城市的使我们疯狂,我们必须摆脱我解除你(whooooooaaaaa!)我跳舞的TIL黎明(哇) 我无所事事(哇) 我不会放弃我让您的爱这个城市的使我们疯狂,我们必须摆脱

My love To the world ,you may be one person,but to me ,you must be my whole world! I love yo

Love you the person be me

material breakdown must equal 100% 是什么意思

material breakdown must equal 100%材料击穿必须等于100%

next,life,must,be a man中文是啥意思?

下一步,生活,必须是一个男人

be sure和must

不相等. 二者都表推断,但sure be强度上小于must be. 另外,must be还有另一层意思,表示要求:必须做到,必须是. 老师说=,也是有道理的,因为基本意思一致,不影响你考试答题. 但是任何不同表达都是有细微差别的,否则有两种说法又有什么意义呢?

My name is Oliver Queen..I must become something

我的名字叫奥利文我一定要做一番事业

he must have finished the work by the end of the month,____?

d

I must keep repeating it 宾语是谁

repeating it

英语谚语:The cobbler must stick to his last 中文翻译是什么?

英语谚语: The cobbler must stick to his last 中文意思: 安分守己。 随机推荐10条英文谚语: Every dog has his day 凡人都有得意之日。 Every dog has his day and every man his hour 人人都有得意的日子。 Every dog is a lion at home 夜郎自大。 Every dog is valiant at his won door 狗在家门前条条都凶悍。 Every door may be shut but death"s door 除了死门外,每门都可关。 Every extremity is a fault 万事过分都差误。 Every fool can find faults that wise man cannot remedy 蠢人也能找出聪明人无法弥补的岔子来的。 Every heart has its own sorrow 人人都有伤心处。 Every horse thinks his sack heaviest 每疋马认为自己驮的袋子重。 Every Jack has his Jill 有情人终成眷属。 英语谚语: The cobbler must stick to his last 中文意思: 安分守己。

英语问题求助,谢谢! I must have slept right through it. Later on it will be a lot tougher for you.

must have done 这种表达方式在情态动词中非常常见,一般表示一种虚拟的或对过去的推测用法,本句的意思就是“一定已经”,表示对过去的肯定推测,而must do表示现在或将来2 就是比较啊,“比以前更加艰难”,a lot用于前面表示程度

must have to区别

sentional

must表推测时 must do 和must have done的区别

must表推测时 must do 和must have done的区别must表推测时 : 必定,一定 The light is still on, so he must be at home. 灯还是亮的,他一定在家。 The light was out. They must have gone to bed. 灯都熄了,他们必定睡了。 注意:1. must表示推测时的否定式是can"t或couldn"t(不可能) ,因为must只用于肯定句,语气很强。2. 若对过去情况的推测用must have加过去分词。

must have done 和 must do 有什么区别!哪一个是表示对过去的猜测呢?

must have done是表示对过去的猜测楼上不懂不要乱讲

must与must have done 的区别是什么?

must对将来或现在猜测,must have done 表示对过去猜测或对过去所做的事感到后悔

must后可以加have to 吗?

不行

must与have to的区别

1. 强调重点不同两者都表示“必须”,但must侧重于说话者的主观看法,have to则侧重指客观需要,含有“不得不”或“被迫”之意。比较:You can borrow my car, but you must bring it back before ten. 你可以借我的汽车,但必须在10点以前开回来。I have lost my pen, so I have to buy one. 我的钢笔丢了,所以得去买一支。第一句用must,强调说话者的要求——你必须这样做,否则借车免谈;第二句用have to强调的是客观实际的需要——不得不买支新的,否则就没有笔用。2. 所用时态不同must 只有现在时一种形式(在宾语从句中可以表示过去),而 have to则有多种时态形式。如:He said she must go with me. 他说她必须同我一起去。We had to borrow a lot of money. 我们不得不要借一大笔钱。She has had to sell her house. 她不得不把房子卖掉。As a matter of fact, he"s having to sell his house. 事实上,他现在得卖房子了。除在宾语从句中表示过去可用 must 之外,其他表示过去的情况一般只用 had to。3. 非限定形式不同have to可以有分词、动名词、不定式等形式,而must则没有这些形式。如:I hate to have to get up in the morning. 我真不愿意早上非得起来不可。I don"t enjoy having to work with her. 我不喜欢必须与她共事。4. 动词搭配不同根据语义的需要,have to可以与情态动词搭配使用,而must本身作为情态动词,显然不能这样用。如:He may have to cancel the plan. 他可能需要打消这个计划。If we missed the train, we should have to wait an hour at the station. 假如我们赶不上这班火车,我们就得在车站再等一小时。5. 否定式的意义不同must 的否定式 mustn"t 意为“一定不要”“不允许”;而 have to 的否定式 don"t have to 意为“不必”(=needn"t)。比较(www.yygrammar.com):You mustn"t tell him about it. 你一定不要告诉他这件事。(这可能是秘密)You needn"t tell him about it. 你不必告诉他这件事。(他可能知道了)
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