七年级情态动词专项练习(含答案和解析).doc

七年级情态动词专项练习(含答案和解析)一、选择题1Exercise is helpful but it _ be regular (规律的) exercise.AmustBmayCcanDneed2To my joy, we_ go to the bank. Mary has lent us some money.AshouldntBneedntCcouldntDwouldnt3To avoid _, wed better _ the parents meeting online.Agather; holdBgathering; holdCgather; holdingDto gather; to hold4You _ require others to do with the problem like you. Everyone has his own way.AmustntBneedntCmay notDshouldnt5I must go to school today, _?No, you _.You can go as soon as you get well.Amustnt I;needntBneednt I;needntCmustnt I;mustntDneednt I;mustnt6 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.AmustntBcantCneedntDshouldnt7 Why didnt you tell it to me earlier? Why _ I? I want to have my own secret.AcanBmayCshouldDshall8Mum, why do I have to wear a mask before entering the supermarket?For your health and safety, you _ be too careful.AshouldntBcantCmustntDneednt9Could I join you in the programme?Sorry, you _. You are too young.AshouldntBmustntCcantDneednt10We shouldnt throw any objects from the building. Even a small object _ cause serious injuries or death, when dropped from a great height.AmustBshouldCmayDneed11Do we have to finish this today?Yes, you _ . Today is the last day.AwouldBmayCcanDmust12You _ write the report again because spelling mistakes are not allowed at all.AmustBcanCmayDcould13Where is Tom? I am considering _ him about the result of the exam.Oh. You _. He has known it already.Ato tell; cantBtelling; needntCtell; mustntDtold; shouldnt14Its amazing that the pen _turn voice into text with few mistakes.AcanBmustCmayDneed15Please dont make so much noise. I _ hear the speaker very well.AneedntBcantCshouldntDmustnt16-Will you be back early this evening?-Yes, but I _ be a little late. Our boss sometimes has extra work for us.AmayBmustCneedDwill17Amy, I hear youve got many foreign coins_ I have a look?Of course, Ill fetch them for youAMayBMustCShouldDNeed18When I was young, my father _ take me to climb the hill which was not far from our house.AmayBmustCwouldDshould19You _ pay too much attention to your pronunciation, as it is so important in the oral（口头的） test.AshouldntBmustntCcantDneednt20Hurry up, Jack! Lets cross the road as fast as possible.No, you _. Dont you see the light is still red?AcouldntBwouldntCmustntDneednt21The article says that a persons animal sign decides his personality.You _ read it for fun, but dont believe in that.AcanBmustCshouldntDneednt22Never throw objects from the building. Even a small object _ cause serious injuries, or death, when dropped from a great height.AmustBshouldCmayDneed23I think all the students love the weekends because, to them, they _ get up early on Saturdays or Sundays.AmustntBdont needCneedntDcant24 Is the boy over there Tom? He often wears a jacket like that. It _ be him. He is absent from school today.AneedntBshouldntCmustntDcant25When people are waiting at the zebra crossing, cars and buses _ wait and let them go first.AmustBmayCcanDneed26Shall I tell him the change of the time right now?Im afraid you _, otherwise he will be late for the meeting.AcanBmayCmustDneed27Youve got an A in the maths test again. You _ be good at it.AcanBmayCmustDshould28Mr. Black _ be at home now. He went abroad on vacation last Friday.AcantBmustntCneedntDshouldnt29Who is singing next door? It sounds like a young girls voice.It _ be Jane. But she seldom sings English songs.AneedBmustCmayDcan30For the safety of the passengers, objects like guns _ be carried on board.Amay notBneedntCmight notDmustnt31A hard-working man _ become a great scientist, but a great scientist _ be a hard-working man.Acant; canBmay not; mustCcant; mustDmay not; can32Mum, I bought some strawberries on my way home.Oh, youre so sweet. But the strawberries _ be put into the fridge for freshness.AmustBcanCmayDneed33In China, many students have to stay up late to do their homework.No worries. The government has realized the problem. Im sure there _ be good news soon.AcanBshouldCmustDneed34Whos the man over there? Is that Mr. Black? It _ be him. Mr. Black is much taller than that man.AmayBmustCcantDmustnt35_ I see your ID card? We have to check your personal information. Sure. Here you are.AMayBNeedCShouldDMust36I 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 mend37We teenagers _ have dreams. With dreams and hard work, anything amazing _ be created.Amay; canBmight; shouldCshould; canDmust; has to38You _ be careful with the camera. It costs!AcanBwillCshouldDmay39Its of great importance to protect the environment. Each of us _ take an active part in it.AcanBmayCwouldDshould40Could you tell me how to renew the library books?With pleasure. You _ come to our desk every time. Its easier to renew them online.AcantBmustntCneedntDshouldnt【参考答案】一、选择题1A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。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。3B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。4D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。5B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。6B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。7C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。8B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。9C解析：C【详解】句意：我可以加入你的计划吗？对不起，你不能。你太年轻了。考查情态动词。shouldnt不应该；mustnt禁止；cant不能；neednt没必要；根据“You are too young.”可知，你太年轻了，由此说明你不能参加对方的计划。故选C。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。11D解析：D【详解】句意：我们一定要今天完成吗？是的，你们必须。今天是最后一天。考查情态动词辨析。would将；may也许；can可能，可以；must必须。根据“Today is the last day.”可知，必须今天完成，故选D。12A解析：A【详解】句意：你必须重新写报告，因为根本不允许有拼写错误。考查情态动词。must必须；can能够；may可以；could能够。根据“spelling mistakes are not allowed at all”可知，拼写错误是不被允许的，所以报告必须重写。故选A。13B解析：B【详解】句意：汤姆在哪里？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。14A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。15B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。16A解析：A【详解】句意：你今晚会早点回来吗？ 是的，但我可能会晚一点。我们的老板有时有额外的工作要做。A. may也许；B. must必须；C. need需要；D. will将，将会。由下文的句子Our boss sometimes has extra work for us. 我们的老板有时有额外的工作要做。可知，今晚我可能会晚一点回来。因此用may be表示推测；选项B/C/D不符合语境。故选A。17A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。18C解析：C【详解】句意：在我小的时候，我的父亲会带我去爬山，那离我们家不远。考查情态动词。may可能；must一定；would将要；should应该。本题考查情态动词的用法，由When I was young 可知，when引导的从句为一般过去时，因此主句应为过去的某种时态；再结合句意及选项，可知C选项符合题意，would+动词原形是过去将来时；故答案选C。19C解析：C【详解】句意：你应该非常重视你的发音，因为它在口语考试中如此重要。shouldnt不应该，mustnt禁止，cant 不可能， neednt 不必。cant too much太也不过分，故选C。20C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“Dont you see the light is still red”可知，现在是红灯，禁止过马路，故选C。21A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”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。22C解析：C【详解】句意：切勿将物体从建筑物中扔出去。从高处坠落时，即使是小物体也可能造成严重伤害或死亡。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 object.cause 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。23C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。24D解析：D【详解】句意：那边的男孩是汤姆吗？他经常穿那样的夹克。那不可能是他。他今天没来上学。考查情态动词。neednt不必；shouldnt不应该；mustnt禁止；cant不可能。根据“He is absent from school today”可知，推测那个男孩一定不是汤姆，否定推测用cant，故选D。25A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。26C解析：C【详解】句意：我现在就告诉他时间改变了，好吗？恐怕你必须这么做，否则他开会就要迟到了。考查情态动词辨析。can能够，表能力或许可；may可以，表推测；must必须；need需要。根据下文“otherwise he will be late for the meeting”，可知ABD三项不合语境，这里是说必须告诉他时间改了，故选C。27C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。故选C。28A解析：A【详解】句意：布莱克先生现在不可能在家。他上周五去国外度假了。考查情态动词词义辨析。cant不可能，不会；mustnt禁止；neednt不需要；shouldnt不应该。根据“He went abroad on vacation last Friday.”可知，布莱克先生上周五出国了，所以猜测他现在不可能在家。故选A。29C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。30D解析：D【详解】句意：为了乘客的安全，严禁携带枪支等物品登机。考查动词辨析。may not也许不；neednt不需要；might not也许不；mustnt禁止。根据“For the safety of the passengers, objects like gunsbe carried on board.”可知，禁止携带枪支，故选D。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。32A解析：A【详解】句意：妈妈，我在回家的路上买了一些草莓。哦，你真贴心。但草莓必须放进冰箱保鲜。考查情态动词辨析。must必须；can能够；may可能；need需要。根据“But the strawberries be put into the fridge for freshness”及常识可知，水果一定得放在冰箱里才能保鲜，故选A。33C解析：C【详解】句意：在中国，许多学生不得不熬夜做作业。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。考查情态动词辨析。can能、会；should应当；must必须、一定；need需要。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C。34C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。35A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。36A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。37C解析：C【详解】句意：我们青少年应该有梦想。有梦想和努力，任何惊人的事都能被创造。考查情态动词。may可能；can能够；should应该；might可能；has to不得不；must必须。第一个空表示“应该”，用should；第二个空表示能力，用can。故选C。38C解析：C【详解】句意：你应该小心你的相机。它很贵！考查情态动词辨析。can可以；will将；should应该；may可能。根据“It costs!”可知相机很贵，应该小心。故选C。39D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。40C解析：C【详解】句意：你能告诉我怎样续借图书馆的书吗？非常乐意。你不必每次都来我们前台。在网上续借更容易。考查情态动词辨析。cant不可能；mustnt禁止；neednt不必；shouldnt不应该。根据“Its easier to renew them online”可知，在网上就能完成续借的事情，不必来前台办理，故选C。