資源簡(jiǎn)介 / 讓學(xué)習(xí)更有效 新課備課備考 | 英語(yǔ)學(xué)科2025年滬教版(五四學(xué)制)(2024)新八年級(jí)英語(yǔ)上冊(cè)精講精練Unit 1 Water核心語(yǔ)法:情態(tài)動(dòng)詞一、基本概念情態(tài)動(dòng)詞(Modal Verbs)是用來(lái)表達(dá)說(shuō)話人的態(tài)度、能力、許可、義務(wù)或推測(cè)等含義的助動(dòng)詞。它們具有以下共同特點(diǎn):后接動(dòng)詞原形沒(méi)有人稱和數(shù)的變化構(gòu)成疑問(wèn)句和否定句時(shí)不借助助動(dòng)詞二、常見(jiàn)情態(tài)動(dòng)詞及用法情態(tài)動(dòng)詞 主要用法 例句can/could 能力/許可/可能性 I can swim. / Could I use your phone may/might 許可/可能性 May I come in / It might rain.must 必須/肯定推測(cè) You must obey the rules. / He must be tired.have to 客觀必須 I have to finish my homework.should 應(yīng)該/建議 You should see a doctor.would 意愿/假設(shè) Would you like some tea shall 建議/征求意見(jiàn) Shall we go now 三、重點(diǎn)情態(tài)動(dòng)詞辨析1、must vs. have tomust:主觀認(rèn)為必須have to:客觀要求必須I must study hard.(自覺(jué))I have to wear a uniform at school.(校規(guī))2、can vs. maycan:能力或許可(口語(yǔ))may:正式許可Can I go now (朋友間)May I leave early, sir (正式場(chǎng)合)3、should vs. ought toshould:建議或責(zé)任ought to:道義責(zé)任更強(qiáng)You should apologize.You ought to help the poor.四、情態(tài)動(dòng)詞表推測(cè)的用法肯定程度 現(xiàn)在推測(cè) 過(guò)去推測(cè)非??隙?must be must have done可能 may/might be may/might have done不太可能 can't be can't have doneHe must be at home.(肯定在家)She may have forgotten.(可能忘了)They can't have left.(不可能走了)五、易錯(cuò)點(diǎn)分析1、情態(tài)動(dòng)詞后接to do You must to finish your work.( ) You must finish your work.(√)2、過(guò)去時(shí)形式錯(cuò)誤 Yesterday I must go to the doctor.( ) Yesterday I had to go to the doctor.(√)3、否定形式混淆 You mustn't to be late.( ) You mustn't be late.(√)4、推測(cè)用法時(shí)態(tài)錯(cuò)誤 He must went home.( ) He must have gone home.(√)1.—Could I use your bike —Yes, surely you___.A.might B.will C.can D.should2.Only plants and animals that need very little water __________live in a desert.A.can B.need C.must3.— How's your tour around the North Lake, Is it beautiful —It ______ be, but it is now heavily polluted.A.will B.would C.should4.— Dad, why should I stop ________ computer games — For your health, my boy. I'm afraid you ________.A.to play; must B.playing; have toC.to play; can D.playing; may5.— Excuse me, whose French book is this —It be Tom's. In our class, only he is studying French.A.must B.can't C.May6.Lucy can play volleyball, but Jim ________________.A.isn't B.don't C.can't D.doesn't7.When you ride your e-bikes, for your safety, I think you ____________wear the helmet.A.need B.can C.must D.may8.Protect your hearing. Don't wait until you ________ hear a thing.A.needn't B.mustn't C.shouldn't D.can't9.When you are travelling, bring a map because it ___ help you.A.can't B.mustn't C.used to D.may10. Nowadays, some robots are very human-like. They ____walk and dance.A.can B.must C.need D.have to11.I can't go with you. I _______ stay at home until my parents come back.A.can B.may C.must D.could12. — I forgot to bring my dictionary. Could I use yours — Yes, you ____.A.can B.must C.could13. We ____ cross the street when the traffic lights are red.A.may B.should C.needn't D.mustn't14.——Fifty dollars for such a T-shirt! You _______ be joking!——I'm serious.It's made of silk.A.must B.need C.may D.can15.—A little bird entered through the open window to join us for dinner last night.—Wow, the unexpected guest ___________ welcome.A.will be B.must be C.won't be D.mustn't be16._______ you leave now —— Yes, because I'm meeting my aunt at 7:00 this evening.A.Can B.May C.Need D.Must17.—Could you please play tennis with me now —Sorry, I ________. I have to finish my homework first.A.can't B.couldn't C.shouldn't D.wouldn't18. —Mr.Wang, must I come again to clean the classroom on Sunday —No, you____ . I have asked Kate to do it.A.can't B.mustn't C.needn't D.shouldn't19.—Lucy is walking the dog in the park.—It_______ be her. Listen! She is singing loudly in her room.A.mustn't B.needn't C.won' t D.can't20.—Must I dress up as the Monkey King?—No,you .You can choose whatever you like.A.can't B.mustn't C.shouldn't D.needn't21.—Look! People outside are wearing T-shirts and shorts.—The weather ________ be very hot.A.can't B.must C.might22.— Must I book the ticket for the concert tonight?—No, you _________.A.mustn't B.can't C.may not D.needn't23.—Whose toy car is this '—It ________ belong to Jim, because he is the only little child at the picnic.A.would B.need C.must D.can24.—How is your friend going to the station —I'm not sure. He ____take a taxi there.A.must B.has to C.may25.—I hope there less pressure on us today.—If so, we enjoy a more pleasant life.A.is, can B.will be, canC.will be, should D.is, should26.We ______ learn as much as we can to build our country.A.may not B.should C.shouldn't27.—Is the man over there Adam —It _____ be him. He has gone to Hong Kong on vacation.A.must B.can't C.mustn't D.shouldn't28. —Is Joanna playing the piano in the next room —It ____ be her. She has gone to Beijing.A.can't B.needn't C.mustn't D.wouldn't29.—I called his office, his home, and all other places he_________ possibly go to. But he was nowhere to be found.—He may not be in town.A.might B.must C.will D.should30.—I don't mind telling you what I know.—You_______. I'm not asking you for it.A.mustn't B.may not C.can't D.needn't31.— South Hill is a good place to have fun. ________ we go camping there — I'm afraid you ________.A.Can; needn't B.May; can'tC.Must; mustn't D.Should; shouldn't32. —____ I ride a bike when I was three years old,mum —No. You learned to ride it two years later.A.Could B.May C.Can D.Must33.—Is this blue hairband Lucy's —No. It ____ be hers. Hers is pink.A.must B.mustn't C.can't D.may34. —Does Grace love watching game shows —She ____ love them, but I'm not sure.A.need B.should C.must D.might35. I ____ work out the maths problem within an hour. It's very difficult for me.A.can't B.mustn't C.shouldn't D.needn't36. Readers ____ tell what the characters are like just from looking at them in a comic strip.A.must B.need C.should D.can37. — May I watch TV now, Mom — No. You ____ finish your online class first.A.must B.may C.can D.will38.You ___________ finish the report today. Any time before this weekend is OK.A.mustn't B.needn't C.must D.need39.Look! The light in the room is still on. Mr. Liu at work.A.must B.can't be C.must be D.have to be40.— What's the matter with Tom He has been absent for two days.— Oh! He be ill. Let's go and ask Ms Brown.A.can B.need C.may D.would41.—There're so many people in the square.—It _________ difficult to pick out your sister.A.be B.is C.have to be D.must be42.— What's mother doing, Jim — I don't know. She ________ Zhou Libo's show at her bedroom.A.may be watching B.must be watchingC.is watching D.should watch43.—What do you want to eat for lunch I will prepare earlier today.—Honey, you ________. Let's go out have something different.A.mustn't B.can't C.shouldn't D.don't have to44.——Must we finish the exercise today ——No, you________.A.mustn't B.don't have C.don't have to D.needn't to45.— Hi, madam. Can I take the story books out — No, my boy. They ______ be taken out of the reading-room. It's a rule.A.mustn't B.needn't C.couldn't D.wouldn't46.— Is that girl in red over there Sally — No, it be her. She has gone to Hong Kong with her mother.A.may B.must C.can't D.should47.—Look at the boy playing on the playground. Is it Tom —It ___________ be him. I saw him in the library just now.A.can't B.must C.could.48.— Must we take part in the activity —No, you _______.A.may not B.mustn't C.needn't.49.—Susan has bought a large house with a swimming pool.—It _____ be very expensive. I never dream about it.A.might B.must C.can't D.shouldn't50.To keep children away from danger during the coming summer holiday, parent __________ give them some safety tips.A.should B.may C.could D.might參考答案及試題解析1.C【解析】句意:——我可以用你的自行車(chē)嗎 ——當(dāng)然可以。 Could 引導(dǎo)的一般疑問(wèn)句應(yīng)用can來(lái)回答,故選C。【點(diǎn)評(píng)】考查 could 引導(dǎo)的一般疑問(wèn)句應(yīng)用can來(lái)回答。2.A【解析】句意:只有需要很少水的植物和動(dòng)物才能在沙漠中生活。can“能”,need“需要”,must“必須”。故選A。【點(diǎn)評(píng)】考查情態(tài)動(dòng)詞,注意can的用法。3.C【解析】句意:——你的北湖之旅怎么樣,很美嗎? ——應(yīng)該是,但現(xiàn)在污染很?chē)?yán)重。will表示現(xiàn)在的意愿;would表示過(guò)去的意愿;should應(yīng)該。根據(jù)but it is now heavily polluted可知,此處的意思是“北湖應(yīng)該是很美”。故選C。【點(diǎn)評(píng)】考查動(dòng)詞辨析,注意情態(tài)動(dòng)詞should的用法。4.B【解析】句意:——Dad,為什么我要停止玩兒電腦游戲?——為了你的健康,我的兒子。我恐怕你不得不停下。play,動(dòng)詞,玩兒,play computer games,玩兒電腦游戲;must,情態(tài)動(dòng)詞,必須,一定;have to,不得不;can,情態(tài)動(dòng)詞,能;may,情態(tài)動(dòng)詞,可以;stop,動(dòng)詞,停止,固定搭配stop doing sth.停止正在做的事情;stop to do sth.停下來(lái)去做某事;“Dad, why should I stop …… computer games ”要表達(dá)停止玩兒,即用stop playing,排除選項(xiàng)A、C;“ I'm afraid you……”要表達(dá)我恐怕你不得不這樣做,因此用 I'm afraid you have to,故選B。【點(diǎn)評(píng)】考查固定搭配、情態(tài)動(dòng)詞。識(shí)記stop、have to的用法。5.A【解析】句意:打擾一下,這是誰(shuí)的法語(yǔ)書(shū)?一定是湯姆的,在我們班,只有他學(xué)習(xí)法語(yǔ)。根據(jù)句意,只有湯姆一個(gè)人學(xué)習(xí)法語(yǔ),那么推測(cè)這本書(shū)是湯姆的可能性很大,所以用must。故選A。【點(diǎn)評(píng)】考查情態(tài)動(dòng)詞,注意不同情態(tài)動(dòng)詞的詞義和用法。6.C【解析】句意:Lucy會(huì)打排球,但是Jim不會(huì)。根據(jù)前句可知有情態(tài)動(dòng)詞can,所以用can的否定can't,故選C。【點(diǎn)評(píng)】考查情態(tài)動(dòng)詞,注意根據(jù)關(guān)鍵詞句確定。7.C【解析】句意:當(dāng)你騎電動(dòng)自行車(chē)的時(shí)候,為了你的安全,我認(rèn)為你必須戴上頭盔。 need需要;can能;must必須; may可能,可以;根據(jù)When you ride your e-bikes, for your safety和常識(shí)可知用必須戴頭盔,故答案為C。【點(diǎn)評(píng)】考查情態(tài)動(dòng)詞。識(shí)記情態(tài)動(dòng)詞用法,結(jié)合語(yǔ)境,選擇合適答案。8.D【解析】句意:保護(hù)你的聽(tīng)力。不要等到你什么也聽(tīng)不見(jiàn)。needn't不必,mustn't禁止,shouldn't不應(yīng)該,can't不能,根據(jù)Protect your hearing. 可知不保護(hù)聽(tīng)力就不能聽(tīng)到聲音了,應(yīng)用can't,故選D。【點(diǎn)評(píng)】考查情態(tài)動(dòng)詞辨析,注意識(shí)記can的用法。9.D【解析】句意:當(dāng)你旅行的時(shí)候,帶一幅地圖,因?yàn)樗赡軙?huì)幫助你.can't不可能;mustn't不準(zhǔn),不許;used to過(guò)去常常;may可能,表示肯定的推測(cè).根據(jù)題干When you are travelling,bring a map,當(dāng)你旅行的時(shí)候,帶一幅地圖,可知應(yīng)是表示一種推測(cè),即因?yàn)樗赡軙?huì)幫助你.故選D。【點(diǎn)評(píng)】考查情態(tài)動(dòng)詞的辨析。10.A【解析】句意:如今,有些機(jī)器人非常像人。他們可以散步跳舞。A can可以;B must必須;C need需要;D have to不得不。根據(jù)some robots are very human-like. 可知有些機(jī)器人非常像人。因此它們有了散步跳舞的能力。故選A。【點(diǎn)評(píng)】考查情態(tài)動(dòng)詞。注意識(shí)記can表示"能力"的用法。11.C【解析】句意:我不能和你一起去。我必須呆在家直到我父母回來(lái)。A. can能,表示能力;B. may可以,表示許可;C. must必須,強(qiáng)調(diào)主觀愿望;D. could可以,表示允許、請(qǐng)求。父母沒(méi)回來(lái)前,我必須待在家。故選C。【點(diǎn)評(píng)】此題考查情態(tài)動(dòng)詞的用法。12.A【解析】句意:——我忘記把我的字典帶來(lái)了,我能用你的嗎?——是的,你能。A,能;B,必須;C,能夠(can委婉的表達(dá))。根據(jù)上文Could I use yours 我能使用你的嗎?用情態(tài)動(dòng)詞could提問(wèn)表請(qǐng)求時(shí),回答應(yīng)直截了當(dāng),常使用can,故選A。【點(diǎn)評(píng)】考查情態(tài)動(dòng)詞,注意情態(tài)動(dòng)詞can/could用于一般疑問(wèn)句表請(qǐng)求時(shí)的問(wèn)答規(guī)則。13.D【解析】句意:當(dāng)交通燈是紅色的時(shí)候,我們不能過(guò)馬路。根據(jù)原句 when the traffic lights are red. 當(dāng)交通燈是紅色的時(shí)候,再結(jié)合常識(shí)可知,紅燈的時(shí)候禁止過(guò)馬路,mustn't意為不能,禁止。符合句意。故選D。【點(diǎn)評(píng)】考查情態(tài)動(dòng)詞。理解題干意思可得知主句是否定意義,再辨析 needn't及 mustn't。14.A【解析】A.must肯定,必須 B. need 需要 C. may 可能 D. can能夠;句意:這樣一件T恤需要50美元。你肯定在開(kāi)玩笑!我是認(rèn)真的,它是絲質(zhì)的。故選A【點(diǎn)評(píng)】情態(tài)動(dòng)詞是中考的熱點(diǎn),情態(tài)動(dòng)詞除了表推測(cè)外,還可以表達(dá)另外的意思,如must理解為必須,由這個(gè)詞所開(kāi)頭的問(wèn)句,肯定回答用Yes,you must.否定回答用No,you needn't或者是No,you don't have to.注意不用mustn't,因?yàn)閙ustn't表示例行禁止的含義。15.B【解析】句意:——一只小鳥(niǎo)昨晚從開(kāi)著的窗戶飛進(jìn)來(lái)與我們共進(jìn)晚餐了?!?,這意料之外的客人一定是受歡迎的。A.將會(huì),B.將不會(huì),C.一定是,D.一定不要。根據(jù)感嘆語(yǔ)wow,哇,可知這只小鳥(niǎo)一定很受歡迎,表肯定的推測(cè),應(yīng)用must be。故選B。【點(diǎn)評(píng)】考查情態(tài)動(dòng)詞。注意根據(jù)語(yǔ)境選擇合適的答語(yǔ)。16.D【解析】Can 能,能偶;May 可以,可能;Need需要;Must必須,一定。根據(jù)下文,是的,因?yàn)槲医裉焱砩掀唿c(diǎn)鐘我要去見(jiàn)我的姑姑??芍衔膯?wèn)的是,你現(xiàn)在必須動(dòng)身了嗎 故選D。【點(diǎn)評(píng)】情態(tài)動(dòng)詞的考查是初中英語(yǔ)考查的重點(diǎn),平時(shí)學(xué)習(xí)中一定要熟記這些詞的基本詞義及用法上的不同,注意其用法及在句子中表達(dá)語(yǔ)氣的不同??荚囍薪Y(jié)合語(yǔ)境選擇合適答案。17.A【解析】句意:——請(qǐng)問(wèn),現(xiàn)在你能和我一起打網(wǎng)球嗎?——對(duì)不起,我不能。我必須先完成作業(yè)。can't不可以,couldn't可能不,shouldn't不應(yīng)該,wouldn't不愿意。根據(jù)Could you please…… 表示請(qǐng)求,不同意,應(yīng)說(shuō)不可以,故答案選A。【點(diǎn)評(píng)】考查情態(tài)動(dòng)詞,注意識(shí)記情態(tài)動(dòng)詞的用法和理解句意。18.C【解析】句意:——王老師,我星期天必須再回來(lái)打掃教室嗎?——不,不必,我已經(jīng)讓Kate去做 了。can't 不能,不會(huì);mustn't禁止,不要;needn't 不必,沒(méi)有必要;shouldn't不應(yīng)該。must的一般疑問(wèn)句的回答中,肯定回答仍用must,否定回答用needn't,故應(yīng)選C。19.D【解析】句意:——Lucy正在公園里遛狗?!豢赡苁撬?。聽(tīng)!她正在她的房間里大聲唱歌。A.禁止;B.沒(méi)必要;C.不將;D.不可能。根據(jù)She is singing loudly in her room.她正在她的房間里大聲唱歌,可知講的是不可能是Lucy在公園里遛狗,故選D。【點(diǎn)評(píng)】考查情態(tài)動(dòng)詞,首先理解選項(xiàng)區(qū)別,然后根據(jù)關(guān)鍵詞句She is singing loudly in her room.確定情態(tài)動(dòng)詞。20.D【解析】句意:—我必須裝扮成猴子國(guó)王嗎?—不,你不必。你可以選擇你喜歡的任何東西。此題考查情態(tài)動(dòng)詞,A不能;B禁止;C不應(yīng)該;D不必。根據(jù)句意,應(yīng)選D。【點(diǎn)評(píng)】此題考查情態(tài)動(dòng)詞的用法。21.B22.D【解析】句意:——我必須預(yù)訂今晚音樂(lè)會(huì)的票嗎?——不,你不必。must的一般疑問(wèn)句的否定回答是needn't,故選D。【點(diǎn)評(píng)】考查情態(tài)動(dòng)詞,注意must的一般疑問(wèn)句的否定回答是needn't的用法。23.C【解析】句意:——這是誰(shuí)的玩具車(chē)?——它一定是吉姆的,因?yàn)橐安椭兄挥兴粋€(gè)小孩。A: would將要,B: need需要,C: must必須,D: can可能,根據(jù)空格后because he is the only little child at the picnic. 因?yàn)橐安椭兄挥兴粋€(gè)小孩。所以可確定這個(gè)玩具車(chē)一定是他的,應(yīng)用must,故選C。【點(diǎn)評(píng)】考查情態(tài)動(dòng)詞,注意識(shí)記must的用法。24.C【解析】句意:——你的朋友怎么去車(chē)站?——我不確定。他可以坐出租車(chē)去那里。A.must必須;B.has to不得不;C.may可能。根據(jù)答語(yǔ)I'm not sure. 可知說(shuō)話人不確定朋友是怎么去火車(chē)站的,推測(cè)可能坐出租車(chē)去的。要用may。故選C。【點(diǎn)評(píng)】考查情態(tài)動(dòng)詞辨析。理解情態(tài)動(dòng)詞詞義和用法,根據(jù)語(yǔ)境,做出正確的選擇。25.B【解析】句意:——我希望現(xiàn)在我們的壓力會(huì)更少?!绻@樣,我們就能更愉快地享受生活。根據(jù)句意第一個(gè)句子可用一般將來(lái)時(shí)態(tài);由句意可知第二空用情態(tài)動(dòng)詞can表“能夠”,而should意思是“應(yīng)該”。 故答案為B。【點(diǎn)評(píng)】考查情態(tài)動(dòng)詞的用法。26.B【解析】句意:我們應(yīng)該盡可能多地學(xué)習(xí)建設(shè)我們的國(guó)家。A.可能不;B.應(yīng)該;C.不應(yīng)該。建設(shè)國(guó)家是我們應(yīng)該做的事情,所以用should,故選B。【點(diǎn)評(píng)】考查情態(tài)動(dòng)詞,首先識(shí)記選項(xiàng)意思,然后根據(jù)句意確定。27.B【解析】句意:——那邊那個(gè)人是亞當(dāng)嗎?——不可能是他,他已經(jīng)去香港度假了。A.must必須,一定;B.can't不可能;C.mustn't禁止;D.shouldn't不應(yīng)該。根據(jù)本題語(yǔ)境has gone to表示他已經(jīng)去了香港還沒(méi)回來(lái),所以是不可能是他,表強(qiáng)烈的否定,故答案選B。【點(diǎn)評(píng)】考查情態(tài)動(dòng)詞,首先識(shí)記詞義,然后根據(jù)關(guān)鍵詞句和句意確定。28.A【解析】句意:——喬安娜正在隔壁房間彈鋼琴嗎?——不可能是她。她去北京了。can't不可能;needn't不必;mustn't禁止;wouldn't不肯,不會(huì)。根據(jù)"She has gone to Beijing."可知,喬安娜去北京了,在隔壁房間里彈鋼琴的人不可能是她,用can't表示否定推測(cè)。故選A。【點(diǎn)評(píng)】考查情態(tài)動(dòng)詞。注意:仔細(xì)閱讀題目中的句子,理解其整體意義和語(yǔ)境。在句子中找出情態(tài)動(dòng)詞,并判斷其可能的含義和用法。逐一分析選項(xiàng)中的情態(tài)動(dòng)詞,判斷其是否與句子的語(yǔ)境和邏輯相符。根據(jù)句子的語(yǔ)境和邏輯關(guān)系,排除不符合題意的干擾項(xiàng)。在排除干擾項(xiàng)后,選擇最符合句子語(yǔ)境和邏輯的情態(tài)動(dòng)詞作為答案。29.A【解析】句意:——我給他的辦公室、他家以及他可能去的所有地方打了電話。但他卻無(wú)處可尋。——他可能不在城里。A:might可能,表示可能性;B:must必須;C:will將要;D:should應(yīng)該。根據(jù)空格后possibly go to,可能去,可知此處表示可能性,應(yīng)用might,故選A。【點(diǎn)評(píng)】考查情態(tài)動(dòng)詞,注意識(shí)記情態(tài)動(dòng)詞might的用法。30.D【解析】句意:—— 我不介意把我知道的告訴你。 ——你不必。我不要你告訴我。A.禁止;B.也許不;C.不能;D.不必。根據(jù) I'm not asking you for it. 可知,此處指不必告訴,故選D。【點(diǎn)評(píng)】考查動(dòng)詞辨析和情態(tài)動(dòng)詞need。注意needn't表示不必的用法。31.B【解析】句意:——南山是個(gè)好玩的好地方。我們可以去那里露營(yíng)嗎?——恐怕你不能。can可以;may可以,語(yǔ)氣較can委婉;must必須;should應(yīng)該;needn't不需要;can't不能;mustn't禁止;shouldn't不應(yīng)該。第一空格置于句首表請(qǐng)求,可用情態(tài)動(dòng)詞can/may,排除CD;第二空 I'm afraid you恐怕你,可知應(yīng)是不能,應(yīng)用情態(tài)動(dòng)詞can't。故選B。【點(diǎn)評(píng)】考查情態(tài)動(dòng)詞。注意聯(lián)系上下文判斷語(yǔ)境,選擇合適的情態(tài)動(dòng)詞。32.A【解析】句意: ——媽媽,我三歲的時(shí)候會(huì)騎自行車(chē)嗎? ——不會(huì),你是兩年后才學(xué)會(huì)的。Could能, can的過(guò)去式;May可以; Can能; Must必須。根據(jù)時(shí)間狀語(yǔ)"when I was three years old"可知,句子時(shí)態(tài)為一般過(guò)去時(shí)。由"You learned to ride it two years later."可知,此處是在詢問(wèn)"媽媽,我三歲的時(shí)候會(huì)騎自行車(chē)嗎?"此處使用could,符合語(yǔ)境。故選A。【點(diǎn)評(píng)】考查情態(tài)動(dòng)詞辨析。注意could是can的過(guò)去式形式。33.C【解析】句意:——這個(gè)藍(lán)色發(fā)帶是露西的嗎?——不。不可能是她的。她的是粉紅色的。A.必須,B.禁止,C.不可能,D.可能。根據(jù) Hers is pink. 她的是粉紅色的,可知不可能是露西的。故選C。【點(diǎn)評(píng)】考查情態(tài)動(dòng)詞。注意熟記單數(shù)指示代詞this這個(gè)(近指),that那個(gè)(遠(yuǎn)指),復(fù)數(shù)指示代詞these這些(近指),those 那些(遠(yuǎn)指)。34.D【解析】句意:——格蕾絲喜歡看游戲節(jié)目嗎?——她可能喜歡,但我不確定。A:需要; B:應(yīng)該; C:必須;D:可能。根據(jù) but I'm not sure. 但我不確定,可知應(yīng)用情態(tài)動(dòng)詞might"可能'。故選D。【點(diǎn)評(píng)】考查情態(tài)動(dòng)詞。注意熟記情態(tài)動(dòng)詞might"可能"。35.A【解析】句意:我不可能在一小時(shí)內(nèi)解出這道數(shù)學(xué)題。這對(duì)我來(lái)說(shuō)很難。A.不可能;B.禁止;C.不應(yīng)該;D.沒(méi)必要。根據(jù)It's very difficult for me.這對(duì)我來(lái)說(shuō)很難,可知講的是我不可能在一小時(shí)內(nèi)解出這道數(shù)學(xué)題,故選A。【點(diǎn)評(píng)】考查情態(tài)動(dòng)詞,首先理解情態(tài)動(dòng)詞意思,然后根據(jù)關(guān)鍵詞句It's very difficult for me.確定情態(tài)動(dòng)詞。36.D【解析】句意:讀者能從漫畫(huà)中的人物看出他們是什么樣子。A.must必須,一定;B.need需要;C.should應(yīng)該;D.can能,可以;根據(jù) just from ……,可知,要填"能,可以",其它選項(xiàng)語(yǔ)意不通。答案為D。【點(diǎn)評(píng)】本題考查情態(tài)動(dòng)詞的使用。注意根據(jù)語(yǔ)境,這里表達(dá)的是可能性,應(yīng)選"can",表示"能夠"。其他選項(xiàng)的含義與語(yǔ)境不符。37.A38.B【解析】A. mustn't不準(zhǔn),禁止 B. needn't沒(méi)有必要 C. must必須 D. need需要;句意:你今天不用完成報(bào)告。這周之前任何時(shí)間都可以。故選B【點(diǎn)評(píng)】情態(tài)動(dòng)詞是中考的熱點(diǎn),情態(tài)動(dòng)詞除了表推測(cè)外,還可以表達(dá)另外的意思,如must理解為必須,由這個(gè)詞所開(kāi)頭的問(wèn)句,肯定回答用Yes,you must.否定回答用No,you needn't或者是No,you don't have to.注意不用mustn't,因?yàn)閙ustn't表示例行禁止的含義。39.C【解析】這題考查情態(tài)動(dòng)詞表示猜測(cè)的用法:can't be一定不是must be一定是,根據(jù)句意:看房間的燈還開(kāi)著,說(shuō)明劉先生一定還在工作。選C。40.C【解析】句意:--湯姆怎么啦?他已經(jīng)缺席兩天了。--哦!他可能病了。讓我們?nèi)?wèn)問(wèn)布朗夫人吧。can能,會(huì);need需要,必須;may可能,可以;would愿意, 將。結(jié)合語(yǔ)境可知此處表示可能性,所以選C。41.D【解析】句意:—— 廣場(chǎng)上有這么多的人。 ——挑選出你的妹妹一定很難。A.是,動(dòng)詞原形; B.是,主語(yǔ)是單數(shù)名詞或第三人稱單數(shù)形式;C.肯定是;D.一定是。根據(jù)語(yǔ)境可知,此處表示肯定的推測(cè),排除AB;形式主語(yǔ)it是第三人稱單數(shù),have的第三人稱單數(shù)形式是has,排除C;D選項(xiàng)表示肯定推測(cè),是正確的表達(dá)。故選D。【點(diǎn)評(píng)】考查情態(tài)動(dòng)詞,注意情態(tài)動(dòng)詞must的用法。42.A【解析】句意:——媽媽在什么,吉姆?——我不知道。她可能在她的臥室看周立波的表演。may可能;must必須;should應(yīng)該。結(jié)合語(yǔ)境可知該選A。【點(diǎn)評(píng)】考查情態(tài)動(dòng)詞。43.D【解析】句意:——你午餐想吃什么?我今天早些時(shí)候準(zhǔn)備?!H愛(ài)的,你不必這么做。我們出去吃點(diǎn)不一樣的東西吧。A: mustn't禁止; B: can't 不可以;C: shouldn't 不應(yīng)該;D: don't have to不必。根據(jù)下文 Let's go out have something different. 可知沒(méi)不要準(zhǔn)備。故選D。【點(diǎn)評(píng)】考查情態(tài)動(dòng)詞辨析。理解情態(tài)動(dòng)詞的詞義和用法,根據(jù)語(yǔ)境,選擇正確的情態(tài)動(dòng)詞。44.C【解析】must的含義是必須一定,其否定形式mustn't表示禁止的含義。故must的否定回答一般借助于needn't 和don't have to來(lái)構(gòu)成,句意:我今天必須完成這個(gè)練習(xí)嗎 根據(jù)前文No,可知下文為否定回答,故選C.【點(diǎn)評(píng)】must的否定形式是??純?nèi)容之一,結(jié)構(gòu)比較固定,熟記即可。45.A【解析】句意:——嗨,夫人,我可以把這些故事書(shū)帶出去嗎?——不行,孩子。它們不能被帶出閱覽室,這是規(guī)定。mustn't 必須不;一定不要,表示禁止。needn't 不必要;couldn't不能,不會(huì),表示能力。wouldn't不會(huì),表示過(guò)去將來(lái)。根據(jù)句意可知選A。【點(diǎn)評(píng)】考查情態(tài)動(dòng)詞辨析。46.C【解析】句意:那位穿紅衣服的女孩是莎莉嗎?——不,不可能是她。她和她媽媽去了香港。A:may可能,表示可能性;B:must必須,表示肯定推測(cè);C:can't不可能,表示否定的確定推測(cè);D:should應(yīng)該。根據(jù)句子She has gone to Hong Kong with her mother. 她和她媽媽去了香港。可知此處是指不可能是她,表示否定的確定推測(cè),應(yīng)用can't,故選C。【點(diǎn)評(píng)】考查情態(tài)動(dòng)詞。注意識(shí)記情態(tài)動(dòng)詞can't的用法。47.A【解析】句意:——看那個(gè)男孩在操場(chǎng)上玩。是湯姆嗎?——不可能是他。我剛才在圖書(shū)館看到了他。A.不可能;B.一定;C.可能。根據(jù)I saw him in the library just now.我剛才在圖書(shū)館看到了他,可知在操場(chǎng)上玩的男孩不是湯姆,所以用can't,故選A。【點(diǎn)評(píng)】考查情態(tài)動(dòng)詞,首先理解情態(tài)動(dòng)詞區(qū)別,然后根據(jù)關(guān)鍵詞句I saw him in the library just now.確定情態(tài)動(dòng)詞。48.C【解析】句意:—我們必須參加活動(dòng)嗎?—不,你們不需要。must引導(dǎo)的一般疑問(wèn)句,否定回答用needn't;故選C。【點(diǎn)評(píng)】考查情態(tài)動(dòng)詞。must用于問(wèn)句表示必須的時(shí)候的否定回答應(yīng)使用needn't/don't have to。49.B【解析】句意:Susan買(mǎi)了一個(gè)帶游泳池的大房子。那一定很貴。我從不敢夢(mèng)想擁有。表示肯定猜測(cè)用must be。故選B。【點(diǎn)評(píng)】考查情態(tài)動(dòng)詞的辨析。50.A【解析】句意:為了讓孩子們?cè)诩磳⒌絹?lái)的暑假里遠(yuǎn)離危險(xiǎn),家長(zhǎng)應(yīng)該給他們一些安全提示。A: should應(yīng)該,B: may可能,C: could可能,D: might可能,根據(jù)空格后give them some safety tips. 給出一些安全提示,可知此處表示建議,應(yīng)用should,故選A。【點(diǎn)評(píng)】考查情態(tài)動(dòng)詞,注意識(shí)記should的用法。21世紀(jì)教育網(wǎng)(www.21cnjy.com) 展開(kāi)更多...... 收起↑ 資源預(yù)覽 縮略圖、資源來(lái)源于二一教育資源庫(kù)