2021-2022 学年八年级英语上学期期末易错题精练 专题 05 语法专练三：情态动词 一、单选题 1.—The woman over there looks like our English teacher. —It ________be her. She is having a meeting in Hangzhou now.. A. can't B. mustn't C. shouldn't D. needn't 2.—____ I clean the kitchen for you? —Oh, thank you. A. Do B. Shall C. Would D. Will 3.—Mom, ____________ I watch TV tonight? —Sure, but you _________ finish your homework first. A. can; mustn't B. may; could C. may; can't D. can; must 4.—Could I ride an electric bicycle to school, Mr. Wang? —No, you__________. Students under the age of 16 aren't allowed to ride electric bicycles. A.couldn't B.needn't C.can't 5.— Excuse me, ______ I take the magazine out of the reading room? — Sorry, you can't. Just here, please. A. must B. would C. may D. need 6.—Mom, it's too hot. ____I swim in the lake? —No, you______. That's too dangerous! A. Should; can't B. Need; mustn't C. Must; needn't D. Could; mustn't 7.You ______ put your rubbish in the bin, Joe. A. can B. may 8.As we all know, people C. should D. ought live without oxygen. A. shouldn't B. may C. can't D. can 9.— Robert, could you wash the car for me? — Yes, I A. could . I'm coming, dad. B. couldn't C. can D. can't 10.— Do you know the song Come on, Haixi? — Yes, and I ______ sing it well. A. must B. can C. need D. have 11.— Can you come to have dinner with us after school? — I'm afraid not. I ____ look after my grandmother because she is ill. A. have to B. can't C. may D. could 12.The man is terribly ill. He ____ go to see a doctor before it is too late. A. have to B. should C. can D. need to 13.—________you carry the bag by yourself? — Yes, I can. A. Must B. Can C. Should D. May 14.You _________________ return the book now. You can keep it until next week. A. have to B. can't C. mustn't D. needn't 15.We ___________ give our seats to the old people on the bus. A. must B. could C. should D. would. 16.You _____ drink and drive. It's too dangerous. A. should B. shouldn't 17.—Hi, you —Sorry, I C. need D. needn't walk on the grass. do it again. A. can't; won't B. needn't; won't C. mustn't; will D. shouldn't; can C. would D. can 18.—I have a bad cold. —You _____ lie down and have a good rest. A. should B. could 19.—__________ I borrow your pen, please? —Sure, Here you are. A. Must B. Should C. Need D. Can 20.— Can you go shopping with me on Monday evening? —Sorry, I ________. I ________ study for the English test. A. can; must B. can't; must C. can; mustn't D. can't; mustn't 21.These people are good pilots. They ______ fly very well. A. can B. may C. could D. might 22.—Mum, may I play computer games this evening? —No way, you A. can finish your homework. B. must C. may D. will 23.Every country has dreams. Teenagers ______ also have dreams. With dreams and hard work, anything amazing can be created. A. may B. must C. should 24.We ______ learn as much as we can to build our country. A. may not B. should C. shouldn't 25.Excuse me, I want to go to Yuexiu Park. Which bus ______ I take. A. must B. should C. may 26.We should ______ as much water as we can because it is good for our health. A. drink B. drinks C. to drink 27.You _____ leave your children at that time, because they needed you. A. should B. shouldn't C. are 二、语法填空 28.All of us should ________ (take) an active part in the school activities. 29.You ________ (should) eat lots of sweets. It's bad for your health. 30.—________he speak Chinese? (情态动词) — Yes, a little. 31.—Can you _____ (play) tennis with me after school? —Sure, I'd love to. 32.I can ________ (learn) to speak English well this year. 33.The little boy can________(count)up to a thousand． 三、句型转换 34.You can use my bike.(改为否定句) You ________ ________ my bike. 35.Could I use your new bike? (做肯定回答) ________, you ________. 36.John should put the clothes into the washing machine.(改为否定句) John ________ ________ ________ the clothes into the washing machine. D. aren't 答案解析部分 一、单选题 1.【答案】 A 【解析】句意：——站在那里的女人看起来像我们的英语老师。——不可能是她，她现在在北京参 加一个会议。A. can't 不能，不可能；B. mustn't 禁止；C. shouldn't 不应该；D. needn't 不需要。根据 She is having a meeting in Hangzhou now. 可知，不可能是她，表示否定猜测，用 can't，故选 A。 【点评】考查情态动词。肯定猜测用 must 一定，必须，否定猜测用 can't 不可能。 2.【答案】 B 【解析】句意：——要我为你打扫厨房吗？——哦，谢谢你。根据句意可知这里是提建议，shall 在 疑问句中与 I 或 we 连用，表示提出或征求意见。故答案为 B。 【点评】考查情态动词。识记 shall 与第一人称连用的问句表提建议的用法。 3.【答案】 D 【解析】句意：——妈妈,我今晚能看电视吗？——当然，但是你必须先完成你的家庭作业。can“可 以”；may“可以”，两者都可以用于一般疑问句表示请求；mustn't“一定不要”，表禁止；could“能够”