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1、(每日一练)2022年初三英语情态动词知识点梳理单选题1、A hard-working man may not become a great scientist, but a great scientist be very hard-working.A . have toB . mightC . must答案:C解析:句意:一个努力工作的人可能不会成为一个伟大的科学家,但是一个伟大的科学家一定要努力工作。考查情态动词。have to 不得不;might 可能;must 必须。根据but a great scientist.be very hard-working.n 和常识可知,科学家一定是努
2、力工作的人,表必须用must。故选C。2、The weather report says there is going to a heavy rain tonight.So we d better out.A . be; not goB . has; not goC . be; not to goD . have; not to go答案:A解析:句意:天气预报说今晚将有大雨。所以我们最好不要出去。考查there be句型的一般将来时和had bettero go out出去;there be有,have有,根据there be句型的一般 将来时构成:there is/are going to
3、 be,表示“将会有,排除B和D,固定搭配had better not do sth 最好 不要做某事”,排除C,故选A。3、As middle school students, we follow the public rules wherever we go.A . shouldB . wouldC . couIdD . might答案:A解析:句意:作为中学生,我们无论走到哪里都应该遵守公共规则。考查情态动词。should应该;would将;could可以;might或许,可能。根据follow the public rules wherever we go.n和常识可知,学生“应该”遵
4、守公共规则。故选A。4、一Youwrite him a letter to say you are sorry for it.r m not good at writing letters. I want to talk about it the phone.A . can; overB . should; inC . could; onD . must; by答案:C解析:句意:你可以给他写封信表示你的歉意。我不擅长写信。我想在电话里讨论这件事。考查情态动词和介词辨析。can可以;over穿越;should应该;in在里面;could (用于建议)可以;on通 过;must必须;by被。on
5、 the phone “在电话里”表方式,是固定短语;根据回答*T m not good at writing letters可知前者建议写信,could表委婉说法切合语境,故选C。5、一Dad, can I play basketball with friends now?一No, you do your homework first.A . canB . can5 tC . must答案:C 解析:句意:爸爸,我现在可以和朋友们打篮球了吗?不,你必须先做作业。考查情态动词。can可以;can,t不可以;must必须。根据“No”可知,是必须先做作业,故选C。6、May I take thi
6、s book out of the reading room?一. Please read it here.A . CertainlyB . No, you needn tC . No, you mustn1 tD . No, you may not答案:C解析:句意:我可以把这本书带出阅览室吗?不,你不能。请在这里阅读。考查一般疑问句及回答。问句是may开头的一般疑问句,这里用may “可以”表示请求许可,肯定回答用 Certainly等,否定回答用Umustn, t表禁止。根据下文Please read it here,可知禁止带出阅览室,故选Co7、Nancy is jumping so
7、 far! I believe my eyes.A . neednJ tB . can* tC . mustn1 tD . shouldn, t答案:B解析:句意:南希跳得真远!我真不敢相信我的眼睛。考查情态动词辨析。needn t 没必要 ;can t “不能” ;mustn t噤止;shouldn t “不应该”。根 据uNancy is jumping so far! I believe my eyes.n可知,南希跳得太远了,我不敢相信自己的眼睛;can t believe “无法相信”。故选B。8、一Tom is never late for work. Why is he abse
8、nt today?一Something to him.A . must happenB . should have happenedC . must have happened答案:C解析:句意:汤姆上班从不迟到。他今天为什么不在?他一定出了什么事。考查现在完成时。must happen必须发生;should have happened应该已经发生;must have happened 一定已 经发生。根据前文“Why is he absent today”可知汤姆今天迟到了,说明已经发生的事情影响了他现在的状态, 所以要用现在完成时,排除A。又因为uTom is never late for
9、 work.可知汤姆从不迟到,所以此处是有把握的 肯定猜测,所以使用must。故选C。9、Webe more careful, or we will make the same mistake in the experiment.A . mightB . canC . mayD . should答案:D解析:句意:我们应该更认真,否则我们会在实验中犯同样的错误。考查情态动词词义辨析。might可以;can能够,可以;may可以;should应该。根据“or we will make the same mistake in the experiment.n可知,我们应该更加细心一点。空处表示“应该”的含义。故选D。10、一Mum,I visit the Shijiazhuang Museum tomorrow?I am afraid you can t. It is closed on Saturday.A . mustB . couldC . shouIdD . need答案:B解析:句意:妈妈,我明天可以参观石家庄博物馆吗?恐怕不行。星期六关门。考查情态动词辨析。must必须、一定;could可以;should应当;need需要。根据答语“I am afraid you can1 t.n可知,问句应是表示请求,故应用could “可以。故选B。