人教版八年级英语情态动词专项练习(含答案和解析)含解析.doc

人教版八年级英语情态动词专项练习(含答案和解析)含解析一、选择题1I _ hear you clearly. Would you please repeat it?AmustntBcantCneedntDshouldnt2To my joy, we_ go to the bank. Mary has lent us some money.AshouldntBneedntCcouldntDwouldnt3I 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 mend4Whos singing next door? Is it Miss Wang?It _ be her. Shes having the board meeting.AcantBshouldntCmustntDneednt5Its of great importance to protect the environment. Each of us _ take an active part in it.AcanBmayCwouldDshould6Sorry, smoking is not allowed here. If you _ , you will be fined according to the rules.AcanBwillCmayDmust7The high school entrance examination is coming! Yes, our teacher tells us we _ be too careful while taking exams.AmustntBshouldntCneedntDcant8There is a knock at the door.It _ be my mom. She always comes back home at this time.AmayBmay notCmustDcant9Will my car be ready by the end of the day?It _ be, sir. Ill call if theres any problem.AmustBcouldCshallDshould10We shouldnt throw any objects from the building. Even a small object _ cause serious injuries or death, when dropped from a great height.AmustBshouldCmayDneed11Exercise is helpful but it _ be regular (规律的) exercise.AmustBmayCcanDneed12_ I see your ID card? We have to check your personal information. Sure. Here you are.AMayBNeedCShouldDMust13When 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 against14Whos the man over there? Is that Mr. Black? It _ be him. Mr. Black is much taller than that man.AmayBmustCcantDmustnt15Its amazing that the pen _turn voice into text with few mistakes.AcanBmustCmayDneed16If you buy your mum an iRobot floor cleaner, she _ sweep the floor every day.AcantBmustntCneedntDshouldnt17 Zoe, what do you think is the greatest advantage of shopping online? At least I _ spend much time going from shop to shop.AshouldntBcantCneedntDmustnt18Please dont make so much noise. I _ hear the speaker very well.AneedntBcantCshouldntDmustnt19The boy is very braveI _ he _ the tall treeAdare say; dares to climbBdare to say; dare climbingCdare saying; dares climbDdare to say; dares climbed20The high school entrance examination is coming!Yes, our teacher tells us we _ be too careful while taking examsAmustntBshouldntCneedntDcant21Weve discussed every detail of this plan and have got everything ready. But still something _ go wrong. We still have to be very careful.AmustBshouldCwouldDmay22Amy, I hear youve got many foreign coins_ I have a look?Of course, Ill fetch them for youAMayBMustCShouldDNeed23 Ready? Lets get started, Martin. Swimming? I just _get used to it in winter.AcantBneedntCmustntDshouldnt24Dr. Zhong Nanshan once said, To prevent the spread of this disease, we_never be too careful.AcanBmayCmustDshould25Youd better _ hard from now on, _ you will fail the exam.Awork; andBworking; orCworking; andDwork; or26Will Jim come to Yangzhou for a holiday?He _come and it depends on how much homework he will have.AmayBshouldCmustDneed27Who is singing next door? It sounds like a young girls voice.It _ be Jane. But she seldom sings English songs.AneedBmustCmayDcan28To avoid _, wed better _ the parents meeting online.Agather; holdBgathering; holdCgather; holdingDto gather; to hold29Hurry up, or we _ miss the beginning of the film.AshouldBmustCmayDhave to30I must go to school today, _?No, you _.You can go as soon as you get well.Amustnt I;needntBneednt I;needntCmustnt I;mustntDneednt I;mustnt31How do you like my new dress? Well, if I _ say, it is not suitable for you.AmayBmustChave toDshould32 Excuse me, could you tell me where the Nanjing Brocade Museum is? Go along this road for five minutes. You _ miss it. Its a huge building.AmustntBcantCneedntDshouldnt33 Why didnt you tell it to me earlier? Why _ I? I want to have my own secret.AcanBmayCshouldDshall34Mum, why do I have to wear a mask before entering the supermarket?For your health and safety, you _ be too careful.AshouldntBcantCmustntDneednt35You _ smoke here! Look at the sign. It says No smoking.AneedntBmustntCcanDmay36Suzy described every detail of the accident just now.Her memory _ be completely back.AshallBneedCmustDcould37You _ drive after drinking alcohol(酒). Its against the law.AmustntBneedntCcouldntDwouldnt38Most young people like shopping online because they _ spend much time going from shop to shop.AneedntBcantCmustntDshouldnt39Is it really necessary for me to go shopping with a mask on?Im afraid you _ in public. It is not only to protect yourself but also to protect others.AmustBshouldCcanDneed40In China, many parents complain that their children have to stay up late to do the homework. Dont worry. The government has realized the problem. Im sure there _ be good news soon.AcanBshouldCneedDmust41I think all the students love the weekends because, to them, they _ get up early on Saturdays or Sundays.AmustntBdont needCneedntDcant42You _ pay too much attention to protecting yourself if you plan to go abroad.AmustntBcantCshouldntDneednt43When people are waiting at the zebra crossing, cars and buses _ wait and let them go first.AmustBmayCcanDneed44Look at the floor, Tom! _ you watch TV while having a meal?AShouldBCouldCMustDMay45 Excuse me. I havent finished reading the book yet. May I keep it a bit longer? Sorry, you _. You must return it on time.AneedntBcantCwontDshouldnt46Sometimes smiles _ be false, hiding other feelings like anger, fear or worry.AshouldBwouldCmustDcan47Mr. Black _ be at home now. He went abroad on vacation last Friday.AcantBmustntCneedntDshouldnt48Could you tell me how to renew the library books?With pleasure. You _ come to our desk every time. Its easier to renew them online.AcantBmustntCneedntDshouldnt49Mum, I bought some strawberries on my way home.Oh, youre so sweet. But the strawberries _ be put into the fridge for freshness.AmustBcanCmayDneed50Is that Mr Zhou?It _ be him. He has gone to Beijing.AcanBmayCcantDshouldnt【参考答案】*试卷处理标记，请不要删除一、选择题1B解析：B【详解】句意：我听不清你说什么。你能重复一下吗？考查情态动词。mustnt禁止；cant不能；neednt不需要；shouldnt不应该。根据“Would you please repeat it?”可知，我不能听清，所以需要对方重复，故选B。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。3A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。4A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。5D解析：D【详解】句意：保护环境是非常重要的。我们每个人都应该积极参与其中。考查情态动词。can能；may也许；would就会；should应该；根据“Its of great importance to protect the environment”保护环境非常重要；可知此处指“大家都应该积极参与”，表责任、义务；故选D。6D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 according to the rules.”可知，应是如果你一定要抽的话。故选D。7D解析：D【详解】句意：高中入学考试快到了! 是的，我们老师告诉我们考试时再怎么仔细都不为过。考查情态动词。mustnt禁止；shouldnt不应该；neednt不必；cant不能。“cant be too +adj.”意为“再怎么样也不为过”，结合语境，故选D。8C解析：C【详解】句意：有人敲门。一定是我妈妈。她总是这个时候回家。考查情态动词辨析。may也许；may not也许不；must一定；cant不能。根据“She always comes back home at this time.”可知，此处表示非常肯定的推测，故选C。9D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；should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。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；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：锻炼是有帮助的但是它必须是有规律的锻炼。考查情态动词辨析。must一定，必须；may也许；can能够；need需要。根据but转折可知有规律的锻炼才对身体有帮助，故用must表示一定，必须。故选A。12A解析：A【详解】句意：我可以看你的身份证吗？我们必须检查一下你的个人信息。当然可以。给你。考查情态动词。may可以，表请求或许可；need需要，指有必要；should应该，表建议；must必须，强调主观意愿。根据答语“Sure. Here you are”，可推断问句是征求对方的许可，故选A。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。14C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 man.”可知，这个人不可能是布莱克先生。故选C。15A解析：A【详解】句意：神奇的是，这支笔能把声音转换成文字，而且很少出错。考查情态动词词义辨析。can能够，可以；must必须；may可以，可能；need需要。此句是说这支笔能够把声音转换成文字，表示一种能力，应用can，故选A。16C解析：C【详解】句意：如果你给你妈妈买一台扫地机器人，她就不必每天扫地了。考查情态动词辨析。cant不能；mustnt禁止；neednt不需要；shouldnt不应该。根据“If you buy your mum an iRobot floor cleaner”可知，买了扫地机器人，就不需要人工每天扫地了，故选C。17C解析：C【详解】句意：佐伊，你认为网上购物最大的优势是什么？至少我不需要花很多时间逛商店。考查情态动词。shouldnt不应该；cant不能；neednt不需要；mustnt一定不要，禁止。根据句意可知，网上购物的最大优点是不需要花很多时间逛店。“neednt”表示“不需要”，故选C。18B解析：B【详解】句意：请不要发出那么多噪音。我不能很好地听清楚发言者的话。考查情态动词辨析。neednt不必，指没必要；cant不能，指不能够；shouldnt不应该，表建议；mustnt不能，表禁止。根据上文“Please dont make so much noise”可知，别人发出了太多噪音，所以他“不能够”听见演讲者的话，需用情态动词cant。故选B。19A解析：A【解析】句意“这个小男孩非常的勇敢，我敢说，他敢爬上那棵高的树”。dare既可作情态动词，也可作实意动词。做情态动词时，无人称与数的变化，且空后用动词原形；做实意动词时，有人称和数的变化，用dare to do sth。第一空排除C。第二空即可写成dare climb也可写成dares to climb，故选A。20D解析：D【详解】句意：中考就要来了！是的，我们的老师告诉我们考试的时候我们再怎么仔细都不为过。考查情态动词。mustnt禁止；shouldnt不应该；neednt不需要；cant不能、不可能。根据“while taking exams”可知这里应用cant，cant be too+adj.表示“再也不为过”，故选D。21D解析：D【详解】本题考查：情态动词辨析。选项分析：A. must必须，一定。B. should应该；就；可能；将要。C. would 将，将会（will 的过去式）。D. may可以，能够。综合分析前后句， 可知此处填may最合适，完整句意为：Weve discussed every detail of this plan and have got everything ready.我们已经讨论了这个计划的每个细节，一切都准备好了。But still something may go wrong.但仍有可能出错。We still have to be very careful.我们还是要非常小心。正确答案为：D【点睛】would，could，must，might，may，can都可以表示“可能性”：按照可能性的大小可以排序为might、may、could 、can、should、would、must。也就是说，might表示最小的可能性，must则表示达到最大的可能性。如：He might be at home. 他或许在家（但是可能性不大）。He may be at home. 他或许在家（稍有那么一点儿可能）。He must be at home. 他一定在家。此外，它们还表示各自独特的意思：may / might 表示有应承，即“可以”；can / could 表示有能力，即“能够”；should 表示有义务，即“应该”；would 表示有愿望，即“愿意”；must 表示有必要，即“必须”。22A解析：A【分析】【详解】句意：埃米，我听说你有许多外国硬币，我可以看一看吗？当然，我去给你拿来。 考查情态动词辨析。May可以，表示请求许可；Must必须，强调主观愿望；Should应该，指主语的责任与义务；Need需要，必须。本题表示“请求”看看硬币，用may，故选A。23A解析：A【详解】句意：准备好了吗？我们开始吧，马丁。游泳？我只是不能习惯冬天游泳。考查情态动词。cant不能；neednt不必；mustnt禁止；shouldnt不应该。根据getusedtoitinwinter“习惯冬天游泳”可知，应该是“不能”习惯冬泳，用cant，故答案选A。24A解析：A【详解】句意：钟南山院士曾经说过:“要预防这一疾病的传播，我们多么小心也不为过。”考查情态动词。can能、能够；may可以；must必须；should应该。can的否定式和too或enough 连用表示“多么也不为过”，其他情态动词没有这种用法，故答案选A。25D解析：D【详解】句意：你最好从现在开始努力学习，否则你考试会不及格的。考查情态动词和连词辨析。had better do sth最好做某事，排除BC。and和；or否则。分析“you will fail the exam”可知，如果不努力就会不及格，or“否则”符合语境，故选D。26A解析：A【详解】句意：吉姆会来扬州度假吗？他可能会来，这要看他有多少家庭作业。考查情态动词词义辨析。may可以，表达推测时，表示“可能”；should应该；must必须，表达推测时，表示“一定”；need需要。由答语后半句“it depends on how much homework he will have.”可知，此句是说吉姆来不来取决于作业的多少，所以是可能来，用may表示推测，故选A。27C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。28B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。29C解析：C【详解】句意：快点，否则我们可能会错过电影的开头。考查情态动词。should应该；must必须；may可能；have to不得不。根据语境可知，此处表推测，故应用情态动词may。故选C。30B解析：B【详解】句意：今天我必须去上学，是吗？不，你不必。你可以等好点再去。考查情态动词。mustnt禁止，不要；neednt不必，没有必要。must是情态动词，意为“必须”，反意疑问句应用need构成，答语中也应用need。故选B。31C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。32B解析：B【详解】句意：打扰一下，你能告诉我南京锦绣博物馆在哪里吗？沿着这条路走五分钟。你不会错过的。它是一座巨大的建筑。考查情态动词辨析。mustnt不能，表禁止；cant不可能，表否定推测；neednt无需，指没有必要；shouldnt不应该，表建议。根据下文“Its a huge building”，可知不可能错过这么大的一座建筑，ACD三项不合语境，故选B。33C解析：C【详解】句意：你为什么不早点告诉我？ 我为什么应该告诉你？我想要保守我自己的秘密。 考查情态动词。can能够；may可以；should应该；shall将，会。根据“Why didnt you tell it to me earlier?”及“I want to have my own secret.”可知，此处应该是“我为什么应该告诉你？”故选C。34B解析：B【详解】句意：妈妈，为什么我进超市前要戴口罩？ 为了你的健康和安全，你再小心也不为过。考查情态动词辨析。shouldnt不应该；cant不能；mustnt不允许；neednt不必。根据“For your health and safety, you.be too careful.”可知，为了你的健康，你再怎么小心也不为过，“cant.too.”表示“再也不为过”。故选B。35B解析：B【详解】句意：你不能在这里吸烟！看那个标志牌。上面写着“禁止吸烟”。考查情态动词辨析。neednt不需要，没有必要；mustnt禁止，不要；can能，会；may可以，可能。根据句意“Look at the sign. It says No smoking.”可知，这里禁止吸烟，因此用mustnt表示禁止做的事情，故选B。36C解析：C【详解】句意：苏西刚才描述了事故的每一个细节。她的记忆一定完全恢复了。考查情态动词辨析。shall将要；need需要；must必须，一定；could能。根据“Suzy described every detail of the accident just now.”可知，此处表示非常肯定的推测，故选C。37A解析：A【详解】句意：你不准酒后开车。这是违法的。考查情态动词。mustnt不准；neednt不需要；couldnt不可能；wouldnt将不会。根据下文“Its against the law”可知，因为会违反法律，所以酒后驾车这个行为是禁止和不允许的，故选A。38A解析：A【详解】句意：大部分年轻人喜欢网上购物，因为他们不需要花费大量时间从一家店到另一家店。考查情态动词的用法。neednt不必；cant不能；mustnt禁止；shouldnt不应该。根据句意可知，年轻人喜欢网上购物，是因为他们不必把时间花在来回逛商店上。故选A。39A解析：A【详解】句意：我真的有必要带着口罩去购物吗？恐怕在公共场合你必须如此。这不仅是保护自己，也是保护他人。考查情态动词。must必须；should应该；can可以；need需要。根据“It is not only to protect yourself but also to protect others.”可知在公共场合必须戴口罩。故选A。40D解析：D【详解】句意：在中国，许多家长抱怨他们的孩子不得不熬夜做家庭作业。别担心。政府已经意识到这个问题。我相信很快就会有好消息。考查情态动词。can能、会；should应当；need需要；must必须、一定；根据空前“Im sure”可推知，应是“there must be，一定有”，表示肯定的推测。故选D。41C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 u