Unit 6 Let's go 情态动词（单元核心语法精练) 英语冀教版2024七年级上册

Unit 6 Let’s go 核心语法精练（情态动词） 目录 考点概览·知识回顾 1 考点夯基·专项突破 2 一、用所给单词的正确形式填空。 2 二、单项选择 3 综合攻坚·能力跃升 5 题型一 语法选择 5 题型二 语法填空 6 情态动词 情态动词表示说话人对所说话语的观点和态度，或者表示主观设想及其他情态意义，如需要、猜测、意愿或怀疑等。 情态动词的语法特征： 1.情态动词有实际意义，但是不能单独充当谓语； 2.其后跟动词原形。表示否定式，其后加not；表示疑问时，将它提到句首； 3.无人称和数的变化 常见的情态动词有：can/could/may/might/must/need/shall/should/will/would等 情态动词 含义 例句 can/could 表示能力，相当于be able to I can make noodles myself. I can’t follow you. 表示可能 There I can find interesting books. Smoking can cause disease of lungs. 表示请求或允许 could比can语气更加委婉 Can you help me? You can go. may/might 表示现在说话人许可、请求对方许可，might语气更委婉 Might I have you name? 表示现在或将来的可能性，might表示稍小的可能性 He may be at home. He might be at home.(在家的可能性稍小) 一、用所给单词的正确形式填空。 1. My grandfather ______ (can) drive a car when he was young, but now he ______ (can). 2. — ______ I ask you a question, Mr. Li? (can) — Yes, of course you ______.(can) 3. The museum is free today, so we ______ visit it without paying. (can) 4. I looked everywhere but ______ (can) find my keys. 5. ______ you please speak more slowly? I ______ (can) understand you. 6. Even experienced climbers ______ get lost in these mountains. (can) 7. — ______ you ride a bike when you were seven? (can) — No, but I ______ (can) ride one now. 8. It ______ be very hot in summer in this city, so prepare some light clothes.(can) 9. —________ I borrow your MP3? (may) —Sure. Here you are. 10. —Do you know why Eliza is late for school? —I’m not sure. She ________ get up late.(may) 二、单项选择 1.(2023·北京海淀区期中) — ______ you help me carry this heavy box? — Sorry, I ______. I'm busy now. A. Can; can't B. Could; couldn't C. Can; couldn't D. Could; can't 2.(2022·上海徐汇区期末) The little boy ______ read until he was seven years old. A. can't B. couldn't C. may not D. mustn't 3. (2023·江苏南京期中) — Look! The light is red. You ______ cross the street now. — OK, I'll wait. A. can't B. couldn't C. needn't D. wouldn't 4. (2022·广东深圳期末) — ______ I use your phone to call my mom? — Yes, you ______. Here you are. A. Could; could B. Can; can C. May; could D. Must; can 5. (2023·浙江杭州期中) Even a smart robot ______ do everything perfectly. A. can't B. couldn't C. mustn't D. shouldn't 6. — ______ you play the piano when you were six? — No, I ______. A. Can; can't B. Could; couldn't C. Can; couldn't D. Could; can't 7. It's so noisy outside. ______ you please close the window? A. Could B. Should C. Must D. Would 8. My little brother ______ read now, but he ______ read last year. A. can; couldn't B. could; can't C. can; could D. could; couldn't 9. — ______ I use your dictionary? — Of course you ______. A. Could; could B. Can; can C. May; could D. Must; can 10. The weather report says it ______ rain tomorrow, so bring an umbrella. A. can B. could C. must D. should 11．Jane has lived here for a long time, so she ________ know something about it. A．can B．may C．maybe D．may be 12．—Where is Michael, do you know? —He didn’t come to school today. He ________ ill, I think. A．maybe B．can be C．may be D．must be 13．—Living in the countryside ________ fun because the nature there is so beautiful. —But I want to live in the city. A．must be B．may be C．might be D．quite be 14．—If traveling by space is not too expensive (昂贵的), everyone ________ travel in space. —So traveling by space must be expensive. A．could B．may C．had to D．must to 15．—Where is Cecily? —She ________ be in the library, but I am not sure. A．would B．may C．must D．need 16．—Listen! I think it be Miss Wang singing in the office. —No. It be her. She left for Beijing just now. A．must, can’t B．may, mustn’t C．must, mustn’t 17．— Is it important to protect wild animals, Susan? — Yes. If we don’t protect them, they ________ die out one day. A．need B．can’t C．may 18．— Excuse me, where is Mr. Lin? — He _______ go to the meeting room, but I’m not sure. A．may B．can C．would D．must 19．A hard-working man ________ become a successful man, but a successful man ________ be a hard-working man. A．can’t; can B．may not; can C．can’t; must D．may not; must 20．—Someone is knocking at the door? Who ________ it be? —It ________ be Lucy. She’s left for Japan for a trip. A．can; may not B．may; can’t C．can; can’t D．may; mustn’t 题型一 语法选择 Robots may seem smart, but they 　1　 even pick up a chess piece.“Robots are klutzes(笨手笨脚的人).” said US AI engineer Ken Goldberg.  Robot scientists say that one-year-old human babies have better movement skills than robots 　2　. Some tasks are easy for kids but not for robots. For example, 　3　 we drop our pencil on the floor, our brains work hard. First, we must 　4　 the pencil and look at its distance(距离). Then we move our hands to it. A robot cannot always move its “hand” to the right place. Calculating the distance is not easy. Then, when we touch the pencil, it 　5　 roll a little bit. Robots cannot 　6　 understand this either. So if you drop a pencil on the floor, a robot will probably roll it around the room.  “Common sense” is what we don’t 　7　 to think or talk about. Because of common sense, we do not look for doors on the ceiling(天花板). We 　8　 a coffee cup by its handle(把手).We feel whether it has coffee inside, and whether it is hot. A robot? It 　9　 turn the cup upside down. It may hold the hot part of the cup, damaging(毁坏)itself.   There are just too many rules and too many exceptions. 　10　 robots just need more time to learn.  1.A.can B.must　　 C.cannot D.mustn’t 2.A.have B.did C.does D.do 3.A.if B.though C.and D.so 4.A.pick B.find C.get D.move 5.A.might B.should　 C.will D.must 6.A.happily B.clearly C.sadly D.easily 7.A.need B.try　 C.want D.allow 8.A.get up B.pick up C.put up D.cut up 9.A.must B.will C.may D.should 10.A.Sure B.May　　 C.May be D.Maybe 题型二 语法填空 阅读下面材料，在空白处填入适当的内容（1个单词）或括号内单词的正确形式。 Eric is only three but he     1     do many things. For example, he can     2     (say) some things in English. And he can     3     (call) his friends, too. He thinks calling is very interesting. Well, what     4     this boy do? I know he can’t     5     (play) soccer. It is difficult for him to play soccer. 1 / 12 学科网（北京）股份有限公司 $ Unit 6 Let’s go 核心语法精练（情态动词） 目录 考点概览·知识回顾 1 考点夯基·专项突破 2 一、用所给单词的正确形式填空。 2 二、单项选择 3 综合攻坚·能力跃升 7 题型一 语法选择 7 题型二 语法填空 9 情态动词 情态动词表示说话人对所说话语的观点和态度，或者表示主观设想及其他情态意义，如需要、猜测、意愿或怀疑等。 情态动词的语法特征： 1.情态动词有实际意义，但是不能单独充当谓语； 2.其后跟动词原形。表示否定式，其后加not；表示疑问时，将它提到句首； 3.无人称和数的变化 常见的情态动词有：can/could/may/might/must/need/shall/should/will/would等 情态动词 含义 例句 can/could 表示能力，相当于be able to I can make noodles myself. I can’t follow you. 表示可能 There I can find interesting books. Smoking can cause disease of lungs. 表示请求或允许 could比can语气更加委婉 Can you help me? You can go. may/might 表示现在说话人许可、请求对方许可，might语气更委婉 Might I have you name? 表示现在或将来的可能性，might表示稍小的可能性 He may be at home. He might be at home.(在家的可能性稍小) 一、用所给单词的正确形式填空。 1. My grandfather ______ (can) drive a car when he was young, but now he ______ (can). 2. — ______ I ask you a question, Mr. Li? (can) — Yes, of course you ______.(can) 3. The museum is free today, so we ______ visit it without paying. (can) 4. I looked everywhere but ______ (can) find my keys. 5. ______ you please speak more slowly? I ______ (can) understand you. 6. Even experienced climbers ______ get lost in these mountains. (can) 7. — ______ you ride a bike when you were seven? (can) — No, but I ______ (can) ride one now. 8. It ______ be very hot in summer in this city, so prepare some light clothes.(can) 9. —________ I borrow your MP3? (may) —Sure. Here you are. 10. —Do you know why Eliza is late for school? —I’m not sure. She ________ get up late.(may) 【答案】：1.could; can’t 2.Can;can 3.can 4.couldn’t 5.Could;can’t 6.can 7.Could;can 8.can 9.May 10.might/may 二、单项选择 1.(2023·北京海淀区期中) — ______ you help me carry this heavy box? — Sorry, I ______. I'm busy now. A. Can; can't B. Could; couldn't C. Can; couldn't D. Could; can't 【答案】D 【详解】句意：——你能帮我搬这个重箱子吗？——对不起，我不能。我现在很忙。考查情态动词。第一空表示委婉的请求，用“Could”比“Can”更礼貌；第二空表示现在“不能”，用“can't”。故选D。 2.(2022·上海徐汇区期末) The little boy ______ read until he was seven years old. A. can't B. couldn't C. may not D. mustn't 【答案】B 【详解】句意：这个小男孩直到七岁才会读书。考查情态动词。根据时间状语“until he was seven years old”可知，句子描述的是过去的能力，表示“不会”应用“couldn't”。故选B。 3. (2023·江苏南京期中) — Look! The light is red. You ______ cross the street now. — OK, I'll wait. A. can't B. couldn't C. needn't D. wouldn't 【答案】A 【详解】句意：——看！红灯了。你现在不能过马路。——好的，我会等。考查情态动词。根据“The light is red”可知，红灯时“不能”过马路，表示不允许，应用“can't”。故选A。 4. (2022·广东深圳期末) — ______ I use your phone to call my mom? — Yes, you ______. Here you are. A. Could; could B. Can; can C. May; could D. Must; can 【答案】B 【详解】句意：——我可以用你的电话打给我妈妈吗？——是的，你可以。给你。考查情态动词。第一空表示请求，用“Can”或“Could”均可，但更口语化常用“Can”；第二空在肯定回答中，应用“can”，不能用“could”。故选B 5. (2023·浙江杭州期中) Even a smart robot ______ do everything perfectly. A. can't B. couldn't C. mustn't D. shouldn't 【答案】A 【详解】句意：即使是一个聪明的机器人也不能完美地做所有事情。考查情态动词。此处表示一种客观的可能性或能力上的否定，意为“不能”，应用“can't”。“couldn't”通常用于过去时。故选A。 6. — ______ you play the piano when you were six? — No, I ______. A. Can; can't B. Could; couldn't C. Can; couldn't D. Could; can't 【答案】B 【详解】句意：——你六岁的时候会弹钢琴吗？——不，我不会。考查情态动词。根据时间状语“when you were six”可知，句子询问的是过去的能力，问句和答句都应用“Could”和“couldn't”。故选B。 7. It's so noisy outside. ______ you please close the window? A. Could B. Should C. Must D. Would 【答案】A 【详解】句意：外面太吵了。你能把窗户关上吗？考查情态动词。表示委婉、礼貌的请求时，常用“Could you please...?”句型。故选A。 8. My little brother ______ read now, but he ______ read last year. A. can; couldn't B. could; can't C. can; could D. could; couldn't 【答案】A 【详解】句意：我的小弟弟现在会读书了，但是去年他还不会。考查情态动词。第一空“now”表示现在的能力，用“can”；第二空“last year”表示过去的能力，且为否定，用“couldn't”。故选A。 9. — ______ I use your dictionary? — Of course you ______. A. Could; could B. Can; can C. May; could D. Must; can 【答案】B 【详解】句意：——我可以用一下你的字典吗？——当然可以。考查情态动词。第一空表示请求，“Can”或“Could”均可；第二空在肯定回答中，应用“can”，不能用“could”。故选B。 10. The weather report says it ______ rain tomorrow, so bring an umbrella. A. can B. could C. must D. should 【答案】B 【详解】句意：天气预报说明天可能会下雨，所以带把伞。考查情态动词。此处表示一种不太确定的可能性，意为“可能”，应用“could”。“can”表示可能性时通常用于疑问句或否定句。故选B。 11．Jane has lived here for a long time, so she ________ know something about it. A．can B．may C．maybe D．may be 【答案】B 【详解】句意：简在这里住了很长时间，所以她可能对此有所了解。考查情态动词。此处表示一种推测，意为“可能”，应用“may”。“maybe”是副词，不能直接作谓语。故选B。 12．—Where is Michael, do you know? —He didn’t come to school today. He ________ ill, I think. A．maybe B．can be C．may be D．must be 【答案】C 【详解】句意：——你知道迈克尔在哪里吗？——他今天没来上学。我想他可能是病了。考查情态动词。此处表示不太肯定的推测，意为“可能”，应用“may be”。“maybe”是副词，不能直接作谓语。故选C。 13．—Living in the countryside ________ fun because the nature there is so beautiful. —But I want to live in the city. A．must be B．may be C．might be D．quite be 【答案】B 【详解】句意：——住在乡下可能很有趣，因为那里的自然风光很美。——但我想住在城市。考查情态动词。根据后半句“但我…”可知，前句是一种个人的、不确定的看法，表示“可能”应用“may be”。故选B。 14．—If traveling by space is not too expensive (昂贵的), everyone ________ travel in space. —So traveling by space must be expensive. A．could B．may C．had to D．must to 【答案】A 【详解】句意：——如果太空旅行不是太贵，每个人都能去太空旅行。——所以太空旅行一定很贵。考查情态动词。此处是虚拟语气的一种用法，表示在某种假设条件下“就能够…”，应用“could”表示可能性。故选A。 15．—Where is Cecily? —She ________ be in the library, but I am not sure. A．would B．may C．must D．need 【答案】B 【详解】句意：——塞西莉在哪儿？——她可能在图书馆，但我不确定。考查情态动词。根据“but I am not sure”可知，这是不确定的推测，意为“可能”，应用“may”。故选B。 16．—Listen! I think it be Miss Wang singing in the office. —No. It be her. She left for Beijing just now. A．must, can’t B．may, mustn’t C．must, mustn’t 【答案】A 【详解】句意：——听！我认为一定是王老师在办公室里唱歌。——不，不可能是她。她刚去北京了。考查情态动词。第一空表示非常肯定的推测，“must”意为“一定，肯定”；第二空根据“She left for Beijing just now”可知，有明确的证据否定前面的推测，用“can't”表示“不可能”。故选A。 17．— Is it important to protect wild animals, Susan? — Yes. If we don’t protect them, they ________ die out one day. A．need B．can’t C．may 【答案】C 【详解】句意：——苏珊，保护野生动物重要吗？——是的。如果我们不保护它们，它们有一天可能会灭绝。考查情态动词。此处表示一种可能发生的后果，意为“可能”，应用“may”。故选C。 18．— Excuse me, where is Mr. Lin? — He _______ go to the meeting room, but I’m not sure. A．may B．can C．would D．must 【答案】A 【详解】句意：——打扰一下，林先生在哪里？——他可能去会议室了，但我不确定。考查情态动词。根据“but I’m not sure”可知，这是不确定的推测，意为“可能”，应用“may”。故选A。 19．A hard-working man ________ become a successful man, but a successful man ________ be a hard-working man. A．can’t; can B．may not; can C．can’t; must D．may not; must 【答案】D 【详解】句意：一个努力的人可能不会成功，但一个成功的人必定是努力的。考查情态动词。第一空表示“可能不会”，用“may not”；第二空表示一种逻辑上的必然性，“must”意为“必定，一定”。故选D。 20．—Someone is knocking at the door? Who ________ it be? —It ________ be Lucy. She’s left for Japan for a trip. A．can; may not B．may; can’t C．can; can’t D．may; mustn’t 【答案】C 【详解】句意：——有人在敲门。会是谁呢？——不可能是露西。她去日本旅行了。考查情态动词。第一空在疑问句中表示推测，询问“可能”是谁，用“can”；第二空根据“She’s left for Japan”这一明确信息，表示“不可能”，用“can't”。故选C。 题型一 语法选择 Robots may seem smart, but they 　1　 even pick up a chess piece.“Robots are klutzes(笨手笨脚的人).” said US AI engineer Ken Goldberg.  Robot scientists say that one-year-old human babies have better movement skills than robots 　2　. Some tasks are easy for kids but not for robots. For example, 　3　 we drop our pencil on the floor, our brains work hard. First, we must 　4　 the pencil and look at its distance(距离). Then we move our hands to it. A robot cannot always move its “hand” to the right place. Calculating the distance is not easy. Then, when we touch the pencil, it 　5　 roll a little bit. Robots cannot 　6　 understand this either. So if you drop a pencil on the floor, a robot will probably roll it around the room.  “Common sense” is what we don’t 　7　 to think or talk about. Because of common sense, we do not look for doors on the ceiling(天花板). We 　8　 a coffee cup by its handle(把手).We feel whether it has coffee inside, and whether it is hot. A robot? It 　9　 turn the cup upside down. It may hold the hot part of the cup, damaging(毁坏)itself.   There are just too many rules and too many exceptions. 　10　 robots just need more time to learn.  1.A.can B.must　　 C.cannot D.mustn’t 2.A.have B.did C.does D.do 3.A.if B.though C.and D.so 4.A.pick B.find C.get D.move 5.A.might B.should　 C.will D.must 6.A.happily B.clearly C.sadly D.easily 7.A.need B.try　 C.want D.allow 8.A.get up B.pick up C.put up D.cut up 9.A.must B.will C.may D.should 10.A.Sure B.May　　 C.May be D.Maybe 【答案及解析】： 1．C．cannot 解析：根据后文“Robots are klutzes”可知机器人甚至不能捡起棋子，表示能力不足，用“cannot”。 2．D．do 解析：此处为省略结构，完整形式为“than robots do”，用助动词“do”代替前文的“have better movement skills”。 3．A．if 解析：此处表示假设条件，“如果铅笔掉在地上”，用“if”引导条件状语从句。 4．B．find 解析：根据上下文，掉铅笔后首先要“找到”铅笔的位置，其他选项不符合语境。 5．A．might 解析：表示不确定的可能性，“铅笔可能会滚动一点”，用“might”表达推测。 6．D．easily 解析：根据上下文，机器人不能“轻易地”理解这种情况，强调困难程度。 7．A．need 解析：“don’t need to”表示“不需要”，说明常识是我们不需要特意思考的东西。 8．B．pick up 解析：“pick up a coffee cup”表示“拿起咖啡杯”，符合拿杯子的动作描述。 9．C．may 解析：表示机器人可能发生的动作，“可能会把杯子倒过来”，用“may”表达可能性。 10．D．Maybe 解析：此处需要副词“Maybe”表示“或许”，放在句首。注意“May be”是动词形式，不符合此处语法要求。 题型二 语法填空 阅读下面材料，在空白处填入适当的内容（1个单词）或括号内单词的正确形式。 Eric is only three but he     1     do many things. For example, he can     2     (say) some things in English. And he can     3     (call) his friends, too. He thinks calling is very interesting. Well, what     4     this boy do? I know he can’t     5     (play) soccer. It is difficult for him to play soccer. 【答案及解析】： 1．can 解析：情态动词后接动词原形，表示“能够做某事”，与后文“do many things”结构一致。 2．say 解析：情态动词“can”后应使用动词原形，“say”意为“说（某种语言）”。 3．call 解析：情态动词“can”后应使用动词原形，“call”意为“打电话”。 4．can’t 解析：疑问句缺少情态动词，根据上下文谈论能力，应填“can”。 5．play 解析：情态动词“can’t”后应使用动词原形，“play soccer”意为“踢足球”。‘t’ 1 / 12 学科网（北京）股份有限公司 $