【编者按】查字典小考网小升初为大家收集整理了“小升初英语语法:情态动词”供大家参考,希望对大家有所帮助!
24. It rained heavily, so we _______ stay at home watching TV or surfing the Internet all day.
A. could B. had to C. must
答案:B
【解析】词语辨析。句意“雨下的很大,我们必须待在家里看电视或上网”。had to表示客观原因(下雨)而引起的必须干某事,must强调主观原因。could表示有能力干某事,与文意不相干。
28. — May I take the magazine out of the reading room?
— No, you can’t. You _________ read it here. It’s the rule.
A. must B. would C. may D. might
答案:A
【解析】情态动词词义辨析。must必须;would将要;may也许;might可以。根据句意,我可以把杂志带出阅览室吗?不可以。你必须在这儿读它。这是规则。故选A。
35.-Dad, may I watch TV?
-No, you can’t. You _______ finish your homework first.
A. must B. can C. may
答案:A
【解析】考查情态动词。must表示“必须”;can表示“有某种能力”;may表示“可以”。根据文意:你不能看电视,你必须先完成作业。用must。故选A。
18.一Bob,shall we go and meet our new classmate?
一Sorry.I'm busy now.But you_________ ask David to go with you.He is free.
A.need B.may C.would D.must
答案:B
【解析】情态动词的用法。need意思是需要,may是可以,would指将要,must意思是必须,根据句意应该表示建议,应用may。
30. If you are in the zoo, remember not to touch or go near the animals.
Although some of the animals are cute, you _________ leave them alone.
A. must B. will C. may D. can
答案:A
【解析】情态动词的意义。前文的remember not to 提示,下文空格处用情态动词must 表示“必须”。
8. –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. can
答案:A
【解析】情景对话。理解句意,你一定在开玩笑。must意为:一定,故选A项。
31.—Have you decided where to go for your summer vacation?
—Not yet. We _________go to Qingdao. It is a good place for vacation.
A. may B. should C. need D. must
答案:A
【解析】情态动词辨析。may意为“可能;可以”,表示猜测时,把握性不大;should意为“应该”;need指“需要”;must为“必须;可能;一定”,表猜测时把握性较大。由答语句意“还没定下来”和“(青岛)是个度假的好地方”可知为“可能”,故选A。
38. —Must I be home before eight o'clock, Mum?
— No, you_____. But you have to come back before ten o'clock.
A. needn't B. can't C. mustn't
答案:A
【解析】情态动词。must引导的一般疑问句,否定回答是needn’t或don’t have to,意为“不需要”。故选A。
3.—_________ I borrow your history book?
—Sure. Here you are.
A. Must B. May C. Need D. Will
答案:B
【解析】情态动词辨析。must “必须”, may “可以”,语气委婉,表示请求建议, need “有必要”, will “要,想要”,常用于第二人称的请求建议。语境“--我可以借你的历史书吗?-- 当然,给你。” 故选B.
21.The talented boy ____ write lyrics when he was at the age of ten.
A. may B. could C. must
答案:B
【解析】考查情态动词的用法。May意为“可以”,can意为“能,会”,must意为“必须”。根据句意“当他10岁时这个多才的男孩就能写歌词了。”可知表示能力,并且用过去时态。
24.—Let’s go dancing tonight.!
—Sorry, I ________.I have to go to my guitar lesson.
A. mustn’t B. needn’t C. can’t
答案:C
【解析】情态动词的用法。本题意思为“我们今天晚上去跳舞吧!”“对不起,我不能去,我得去上吉他课。”从答句中的have to“不得不”可以知道前面是表达不能去跳舞。不能是can’t.故本题答案为C。
19. The magazine___________be Lily's, for we can find her name on the cover.
A. may B. might C. could D. must
答案:D
【解析】考查情态动词的用法。由we can find her name on the cover“我们在封皮上发现了她的名字”可推知这本杂志有“一定”是丽丽的,故答案选D,意为“一定”,语气最强;而其他三个选项都具有“可能”之意,语气较弱,故排除。
7.—Dad,can I go to the movies tonight?
--Sure,but you__come back home before 9 o’clock.
A.can B.must C.may D.might
答案:B
【解析】情态动词的用法 can“能”; must“必须,一定”; may“可能”; might“能,可能,也许”。根据句意“爸爸,我今晚能去看电影吗?”“当然可以,但你必须在九点之前回家”。
29. Drunk driving is against the law now. It ______be forbidden.
A. may B. must C. can D. might
答案:B
【解析】情态动词。may 可以, must 必须, can 能, might 可能。根据题意:酒驾现在是违法的,它必须被禁止。选“必须”。
39. .—I think the man over there must be Bob.
-- It _______ be him. He has ______ to Australia.
A. can’t, gone B. can’t, been C. may not, been D. mustn’t, gone
答案:A
【解析】考查点:情态动词can及现在完成时的用法。此处can’t表示推测语气,意为“不可能”;“have/has gone to+地点”意为“去了某地”,表示不在说话人这儿;“have/has been to +地点”表示“去过某地”,现在已经回来了;mustn’t意为“严禁,不许”,may表示不确定的推测语气。句意为“—我认为那边的男人一定是Bob。—不可能是他。他已经去了澳大利亚。”故选A。
31. The work is too hard for him. He__________ finish it on time.
A. can't B. mustn't C. shouldn't D. needn't
答案:A
【解析】情态动词的考察句意为“这工作对他来说太难。他不可能按时完成”。can't 用在否定句中表示“不可能”; mustn't“绝对不能,禁止”; shouldn't “不应该”needn't“不必”
27. This dictionary______ Tom's. It has Ann's name on it
A. might be B. may he C. can't be
答案:C
【解析】情态动词。根据句意:上面有安的名字。推断出前一句应该是,这本字典不可能是汤姆的。选C。
41. —Whose T - shirt is this?
—It______ be John' s. It ‘s ______ small for him.
A. can't; much too B, can't; too much C. mustn't; much too D. mustn't; too much
答案:A
【解析】情态动词的用法。根据句意“它不可能是约翰的,对他来说太小了。”故排除C、D,“too much”为“太多”的意思,“much too”为“太”。故选A。
33. -- May I go out now, Dad?
-- No. You______ let your mother know first.
A. can B. may C. need D. must
答案:D
【解析】选D。考查情态动词词义。由答句中“不”,表示语气要求很坚决,应该是“必须”。
26.— _______ we clean the classroom at once?
— No, you _______. You _______ clean it after school.
A. Must; needn’t; may B. Must; mustn’t; can. C. Shall; can’t; must D. Need; mustn’t; may
答案:A
【解析】情态动词的用法。根据前后句意可推断对方在询问“我必须马上打扫教室吗?”。而must引导的一般疑问句否定回答时用needn't。故选A.