1、人教版八年级情态动词专项练习(含答案和解析)一、选择题1Our Chemistry teacher always tells us we _ be too hardworking before the exams.AmustntBshouldntCneedntDcant2To my joy, we_ go to the bank. Mary has lent us some money.AshouldntBneedntCcouldntDwouldnt3Who is singing next door? It sounds like a young girls voice.It _ be Jan
2、e. But she seldom sings English songs.AneedBmustCmayDcan4To avoid _, wed better _ the parents meeting online.Agather; holdBgathering; holdCgather; holdingDto gather; to hold5You _ require others to do with the problem like you. Everyone has his own way.AmustntBneedntCmay notDshouldnt6How do you like
3、 my new dress? Well, if I _ say, it is not suitable for you.AmayBmustChave toDshould7Must the children leave at six tomorrow morning?No, they _. They can have more time to get ready for the trip.AcantBneedntCmustntDmay not8Hurry up, Jack! Lets cross the road as fast as possible.No, you _. Dont you s
4、ee the light is still red?AcouldntBwouldntCmustntDneednt9Whos singing next door? Is it Miss Wang?It _ be her. Shes having the board meeting.AcantBshouldntCmustntDneednt10We shouldnt throw any objects from the building. Even a small object _ cause serious injuries or death, when dropped from a great
5、height.AmustBshouldCmayDneed11I think they are enough. We _ make so many chairs.I dont think so. Because nearly a quarter of them need _.Adont need to; mendingBneeded; to be mendedCdont need; mendDneed; to mend12Where is Tom? I am considering _ him about the result of the exam.Oh. You _. He has know
6、n it already.Ato tell; cantBtelling; needntCtell; mustntDtold; shouldnt13When you visit a museum, some instructions should _ and wed better not _ them.Apay attention to; be againstBbe paid attention; againstCbe paid attention to; againstDbe paid attention to; be against14A lot of online resources _
7、be used either by teachers at school or parents at home.AcanBshouldCneedDmust15Have you decided to take up teaching as career after graduation? I _ go abroad for further education instead. But it depends.AmustBshouldCmayDshall16My bike was broken yesterday,so I_walk home AmightBhad toCmustDcould17Wo
8、uld you please_in that way? Thats not safe!Sorry. I wont do it any more.Anot drivingBnot to driveCno drivingDnot drive18Will your mother be at home this Saturday?Hard to say. She _go to the countryside to see my grandparents.AmustBmayCcanDwould19Think twice before making a decision, or you _ get int
9、o trouble.AmayBcantCshouldntDmustnt20Will my car be ready by the end of the day?It _ be, sir. Ill call if theres any problem.AmustBcouldCshallDshould21 Excuse me. I havent finished reading the book yet. May I keep it a bit longer? Sorry, you _. You must return it on time.AneedntBcantCwontDshouldnt22
10、According to the rule, used batteries _ be dropped in the red bin for harmful wastes.AmayBwouldCshouldDmight23 Listen! Tom _ be listening to the music while doing his homework. Lets go upstairs to remind him to turn it off.AshouldBcouldCwouldDmust24Must I finish all my homework today, Mum?No, you _,
11、 my dear. You can finish some tomorrow if you like.AneedntBshouldntCcantDmustnt25Weve discussed every detail of this plan and have got everything ready. But still something _ go wrong. We still have to be very careful.AmustBshouldCwouldDmay26Is that Mr Zhou?It _ be him. He has gone to Beijing.AcanBm
12、ayCcantDshouldnt27I think all the students love the weekends because, to them, they _ get up early on Saturdays or Sundays.AmustntBdont needCneedntDcant28When people are waiting at the zebra crossing, cars and buses _ wait and let them go first.AmustBmayCcanDneed29Sorry, smoking is not allowed here.
13、 If you _ , you will be fined according to the rules.AcanBwillCmayDmust30Seventy dollars for such a dress! You _ be joking!Im serious. Its made of silk from Hangzhou.AmustBneedCwillDcan31A hard-working man _ become a great scientist, but a great scientist _ be a hard-working man.Acant; canBmay not;
14、mustCcant; mustDmay not; can32Cars _ give way to walkers on some roads in Binhai, or the drivers will be fined.AmayBwillCcanDmust33Sometimes smiles _ be false, hiding other feelings like anger, fear or worry.AshouldBwouldCmustDcan34Youve got an A in the maths test again. You _ be good at it.AcanBmay
15、CmustDshould35 The sandstorm in Beijing is so serious this year. Yes, I wonder when we _ worry about the air we breathe.AcantBmustntCneedntDshouldnt36The article says that a persons animal sign decides his personality.You _ read it for fun, but dont believe in that.AcanBmustCshouldntDneednt37 What d
16、o you think of the show yesterday? Some of them were really good but others _ be better.AwillBmustCneedDcan38Whos the man over there? Is that Mr. Black? It _ be him. Mr. Black is much taller than that man.AmayBmustCcantDmustnt39I dont care what people think.Well, you _ . Some opinions are worth weig
17、hing.AshouldBmightCcouldDwould40 Will dad arrive home at 6 oclock to have dinner with us this evening? I think he will, but he _ not. Sometimes he works extra hours.AcanBmustCneedDmay【参考答案】一、选择题1D解析:D【详解】句意:我们的化学老师总是告诉我们考试前怎样用功都不为过。考查情态动词辨析。mustnt不能,表禁止;shouldnt不应该,表建议;neednt不必,指没有必要;cant不能,表没有能力或不许
18、可。根据题干“webe too hardworking before the exams”,可知是“cant be too +形容词”结构,表示“再也不为过”。故选D。2B解析:B【详解】句意:使我高兴的是,我们不必去银行了。玛丽借给了我们一些钱。考查情态动词辨析。shouldnt不应该;neednt不必,不需要;couldnt不可能;wouldnt不会。由“Mary has lent us some money”可知,玛丽已经借给我们钱了,所以我们不必再去银行了。故选B。3C解析:C【详解】句意:谁在隔壁唱歌?听起来像是一个年轻女孩的声音。可能是简。但是她很少唱英文歌。考查情态动词。need
19、需要;must一定;may可能;can能,会;表示推测时,常用于否定句和疑问句中。根据“It.be Jane. But she seldom sings English songs.”可知,此处表示不确定的推测,且是肯定句,故选C。4B解析:B【详解】句意:为了避免聚会,我们最好在网上开家长会。考查非谓语动词及动词的基本形式。avoid doing sth.“避免做某事”;Wed better+动词原形,我们最好做某事;gather是动词,聚集;hold是动词,举行,第一空用动名词,第二空用动词原形,故选B。5D解析:D【详解】句意:你不应该要求别人像你一样来处理问题。每个人都有自己的方法。考
20、查情态动词。mustnt不许,表禁止;neednt 不必;may not 也许不;shouldnt不应该;根据“ Everyone has his own way”每个人都有自己的方法;可知,此处指“不应该如此要求别人”。故选D。6C解析:C【详解】句意:你觉得我的新裙子怎么样? 好吧,如果我不得不说的话,它不适合你。 考查情态动词。may可以;must必须(有义务、有必要);have to不得不(客观情况驱使);should应该。根据“if Isay, it is not suitable for you.”可知,此处表示客观情况驱使,因此用have to“不得不”。故选C。7B解析:B【详
21、解】句意:孩子们明天早上六点必须离开吗? 不,他们不必。他们可以有更多的时间为旅行做准备。考查情态动词辨析。cant不能;neednt不必;mustnt禁止;may not可能不会。根据“Must the children leave at six tomorrow morning?”可知,此处为Must引导的一般疑问句,否定答语要用needt或dont have to,故选B。8C解析:C【详解】句意:快点,杰克!让那个我们尽快地过马路。不,你不能这样,你没有看到是红灯吗?考查情态动词。couldnt不能,不会;wouldnt不愿意;mustnt禁止,不要;neednt不需要,不必。根据下文
22、“Dont you see the light is still red”可知,现在是红灯,禁止过马路,故选C。9A解析:A【详解】句意:谁在隔壁唱歌?是王小姐吗?不可能是她。她正在开董事局会议。考查情态动词表推测。cant不可能是,表示有把握的否定推测;shouldnt不应该;mustnt禁止;neednt没必要。根据“Shes having the board meeting.”,可以判断出不可能是王小姐在唱歌,故选A。10C解析:C【详解】句意:我们不应该从大楼上扔任何物体。当从很高的高度掉落时,即使一个小的物体可能导致严重的伤害或死亡。考查情态动词辨析。must必须;should应该;
23、may可能;need需要。根据“Even a small objectcause serious injuries or death,when dropped from a great height”可知,从高空中掉落一个小的物体都有可能造成伤害或死亡,表示可能性用may,故选C。11A解析:A【详解】句意:我想足够了。我们不需要做这么多椅子。我不这么认为。因为将近四分之一需要修理。考查need的用法。根据“I think they are enough. ”可知,第一处表示“不需要”,排除BD。need doing=need to be done表被动,故选A。12B解析:B【详解】句意:汤
24、姆在哪里?我正在考虑告诉他考试的结果。哦。你不必。他已经知道这件事了。考查非谓语动词和情态动词。cant不可能;neednt不必;mustnt禁止;shouldnt不应该。consider doing sth.考虑做某事,第一空用telling;再由“He has known it already.”可知他已经知道考试结果,不必再告诉他,第二空用neednt。故选B。13D解析:D【详解】句意:当你参观博物馆时,应该注意一些说明,我们最好不违反它们。考查含情态动词的被动语态和情态动词跟动词原形。“some instructions”和“pay attention to”属于被动关系,所以第一个
25、空用“should be paid attention to”结构,所以排除A、B;had better not do/be意为“最好不做某事”;against“反对”,介词,所以第二个空用动词短语be against “反对”。故选D。14A解析:A【详解】句意:很多在线资源既可以供学校的老师使用,也可以供家长在家使用。考查情态动词词义辨析。can能,可以;should应该;need需要;must必须。根据“be used either by teachers at school or parents at home.”可知,指很多在线资源既可以供学校的老师使用,也可以供家长在家使用。故空格
26、处的意思是可以,能够。故选A。15C解析:C【详解】句意:你决定毕业后从事教书工作了吗?我可能出国深造。但要看情况。考查情态动词。must 必须,一定;should 应该,shall的过去式;may 可能;shall 应该。根据“But it depends.”可知,出国深造的可能性不是很大,大概是50%左右,表示50%左右的可能性,“may”符合句意,故选C。16B解析:B【详解】句意:我的自行车昨天坏了,所以我不得不步行回家。考查情态动词。might可能;had to必须,不得不;must必须,一定;could能,会,是can的过去式。must强调说话者的主观看法,have to强调客观需
27、要。根据 “My bike was broken yesterday我的自行车昨天坏了”可知,此处表达“所以我不得不步行回家”,用情态动词的过去式had to表示“不得不”。故选B。17D解析:D【详解】句意:请不要以那样的方式开车可以么?那不安全。对不起,我不会再那样做了。考查动词。driving开车,动名词/现在分词形式;to drive动词不定式;drive动词原形。情态动词would后面用动词原形,否定词not放在drive前面。故选D。18B解析:B【详解】句意:你妈妈这周六将在家吗?很难说。她可能去乡下看我的祖父母。考查情态动词辨析。must一定,表示有把握的推测;may可能,表示
28、没有把握的推测;can可以,表示允许;would愿意,表示意愿。根据“Hare to say”可知,此处表示没有把握的推测,因此用may,故选B。【点睛】19A解析:A【详解】句意:做决定前要三思,否则你可能会惹上麻烦。考查情态动词。may可能;cant不能;shouldnt不应该;mustnt不允许;根据语境理解可知,此处表达的是“可能”,是一种不太肯定的推测,英语用may,故选A。20D解析:D【详解】句意:我的车今天能修好吗?应该能,先生,如果有什么问题我会打电话给你。考查情态动词辨析。must必须,一定,表推测时,语气最肯定;could可能,表推测时,其意很不肯定;shall将,会;s
29、hould应当,应该,表示推测时,其语气比较肯定,它通常指非常可能的事,并暗示其推测有一定的事实依据或者合乎常理。根据“Ill call if theres any problem”可知,是说话人按照事实有一定依据的推测,用should符合语境。故选D。21B解析:B【详解】句意: 原谅我,我还没有读完这本书。我可以再借一段时间吗? 抱歉,你不可以。你必须准时归还。考查情态动词。neednt没有必要;cant不可以、不允许;wont不会;shouldnt不应该。根据“You must return it on time.”可知,不可以再借一段时间, cant不允许,不可以。再者对“May I
30、.?”的否定回答,一般用cant或者mustnt。故选B。22C解析:C【详解】句意:根据规定,使用过的电池应丢弃在红色的有害废物箱中。考查情态动词辨析。may也许;would将会;should应该;might可能。根据“used batteriesbe dropped in the red bin for harmful wastes”可知,使用过的电池应丢弃在红色的有害废物箱中,故选C。23D解析:D【详解】句意:听!汤姆一定是一边做作业一边听音乐。让我们上楼去提醒他把音乐关掉。考查情态动词用法。should应该;could能够,可表示委婉语气或用于过去时中;would将会,将要;must
31、必须,表示推测时,意为“一定”。由答语中的“turn it off”可知,此句是推测汤姆一定是在边听音乐边做作业,故选D。24A解析:A【详解】句意:妈妈,我必须今天完成所有作业吗?不,你不必,亲爱的。如果你喜欢,你可以明天完成一些。考查情态动词。neednt不必;shouldnt不应该;cant不可能;mustnt禁止。must引导的一般疑问句否定回答为neednt或dont have to,故选A。25D解析:D【详解】句意:我们已经讨论过这个计划的每个细节并且把一切都准备好了。但仍然有可能出错。我们仍然要非常细心。考查情态动词。must必须;should应该;would将;may可能。根
32、据此处表示推测,应该用may表示可能性,故选D。26C解析:C【详解】句意:那是周先生吗?肯定不是他。他去了北京。考查情态动词。can能,能够;may可能;can t不可能,表示推测;shouldnt不应该;根据“He has gone to Beijing.”可知,那个人不可能是周先生,故选C。27C解析:C【详解】句意:我认为所有的学生都喜欢周末,因为对他们来说,他们不必在周六或周日早起。考查情态动词。mustnt禁止;dont need不需要;neednt不必;cant不能。根据“to them, they . get up early on Saturdays or Sundays”结
33、合常识可知周六或周日学生么不必早起。根据“get”可知,此处是neednt do sth短语,故选C。28A解析:A【详解】句意:当人们在斑马线前等候时,汽车和公共汽车必须等一等,让他们先走。考查情态动词。must必须;may可能;can能够;need需要。根据“wait and let them go first”可知此处是讲礼让行人的交通规则,应是必须等行人先过。故选A。29D解析:D【详解】句意:对不起,这里不允许抽烟。如果你一定要抽的话,你会被按规定罚款的。考查情态动词辨析。can能、会;will将要;may可以;must必须、一定。根据主句“you will be fined acc
34、ording to the rules.”可知,应是如果你一定要抽的话。故选D。30A解析:A【详解】句意:这样一件衣服要70美元!你一定是在开玩笑!我是认真的。这是杭州的丝绸做的。考查情态动词辨析。must一定;need必须;will将;can能够。根据“Seventy dollars for such a dress”可知,70美元竟然买这样一件衣服,认为对方一定是在开玩笑,故选A。31B解析:B【详解】句意:一个努力的人可能不会成为一位伟大的科学家,但一位伟大的科学家一定是一个努力的人。考查情态动词表推测。第一个空,cant表示“不能”或“不可能”,may not表示“可能不”,根据语境
35、可知,努力的人可能成为伟大的科学家,也可能不会成为,因此排除选项A和C;第二个空,must be表示“一定是”,can be表示“有时是、可以是”,根据题干前半句和but转折可知,此空应用肯定推测,即must be,排除选项D。故选B。32D解析:D【详解】句意:在滨海的一些道路上,汽车必须给行人让路,否则司机会被罚款。考查情态动词词义辨析。may可能;will将会,表意愿;can能,可以;must必须。根据“or the drivers will be fined.”可知,指在滨海的一些道路上,汽车必须给行人让路,否则司机会被罚款。故选D。33D解析:D【详解】句意:有时候,微笑可能是假的,
36、隐藏着诸如愤怒,恐惧或担心等感情。考查情态动词辨析。should应该;would会;must必须;can可能,表示有客观的可能性。根据“hiding other feelings like anger, fear or worry.”可知微笑可能是假的。故选D。34C解析:C【详解】句意:你数学考试再次得了A。你肯定很擅长数学。考查情态动词。can表示推测,可能,一般用于否定句和疑问句中;may表示推测,可能,发生的可能性较小;must表示推测,肯定。should表示推测,应该。根据“Youve got an A in the maths test again.”及结合语境可知,你肯定擅长数学
37、。故选C。35C解析:C【详解】句意:今年北京的沙尘暴很严重。是的,我想知道什么时候我们不需要担心我们呼吸的空气。考查情态动词辨析。cant不可能;mustnt禁止;neednt不必;shouldnt不应该。根据“I wonder when we worry about the air we breathe”可知,想知道什么时候不必担心空气质量,故选C。36A解析:A【详解】句意:这篇文章说,一个人的属相决定他的性格。你可以为了好玩而读它,但不要相信它。考查情态动词辨析。can可以;must必须;shouldnt不应该;neednt不必。根据“but dont believe in that”
38、可知,不要相信这样的话,只是可以作为娱乐看一看就行了,故选A。37D解析:D【详解】句意:你觉得昨天的演出怎么样?有一些真的很好,但其他的可以更好。考查情态动词。will将要;must必须;need需要;can可以。根据“were”可知,时态是一般过去时,故A选项排除;本句指一些节目在原有水平基础上可以做得更好,表有能力做某事,用can。故选D。38C解析:C【详解】句意:那边那个人是谁? 是布莱克先生吗? 不可能是他。布莱克先生比那个人高得多。 考查情态动词。may可能;must一定;cant不可能;musnt禁止。根据“Mr. Black is much taller than that
39、man.”可知,这个人不可能是布莱克先生。故选C。39A解析:A【详解】句意:我不在乎别人怎么想。嗯,你应该在乎。有些意见值得权衡。考查情态动词。should应该;might可能;could能;would将会,根据前面的“I dont care what people think”和后面的“Some opinions are worth weighing”可知,应该是“你应该在乎”,故选A。40D解析:D【详解】句意:爸爸今晚6点回家和我们一起吃晚饭吗?我想他会的,但也有可能不会。有时他加班。考查情态动词表推测,can能,会;must必须;need需要;may可能。根据“Sometimes he works extra hours.”,可知应该是不确定,故选D。