情态动词can may must should-2025-2026学年七年级英语下册语法考点精讲（沪外版）

7下沪外版 【寒假专版】 B版考点精讲 寒假专版 情态动词：can/may/must/should 语法专项突破 考点精讲 考点一：can的基本用法 规则： 表示“能、会”，指具备某种能力或客观可能性：否定形式为can't(不能、不会)。 例题1： (选择，沪外版初中期末真题改编)：一Can you swim?一No,I一.A.canB.can'tC.may D.must 例题2： (填空)：He_speak English well. 考点二：may的基本用法 规则：表示“可以”，用于请求许可，语气较委婉；否定形式为may not(不可以)。 例题1：（选择，沪外版初中期末真题改编）：一I use your pen?一Yes,you can.A.Must B.Should C.May D.Can 例题2： (填空)：You_not play football in the street,. 考点三：must的基本用法 规则：表示“必须、一定”，指主观上认为必须做某事：否定形式为nustn't(禁止、不允许)。 例题1： (选择，沪外版初中期末真题改编)：We follow the traffic rules.A.canB.mayC.must D.should 例题2： (填空)：You_smoke here.It's dangerous. 考点四：should的基本用法 规则：表示“应该”，用于提出建议或劝告，强调义务或责任。 例题l:(选择，沪外版初中期末真题改编)：Youstudy hard for the exam.A.must B.should C. can D.may 例题2：（填空）：He_Leat more vegetables 考点五：情态动词表推测的用法 1 7下沪外版 【寒假专版】 B版考点精讲 规则：must表示肯定推测“一定”，用于肯定句：cant表示否定推测“不可能”，用于否定句。 例题1： (选择，沪外版初中期末真题改编)：The book be Lucy's.Her name is on it.A.must B can't C.may D.should 例题2： (填空)：That be Tom.He is in Beijing now. 考点综合训川练 一、 单项选择 1.-I borrow your dictionary?I left mine at home. A.Must B.May C.Should D.Can 2.You run in the hallway.It's dangerous. A.mustn't B.may not C.can't D.shouldn't 3.The girl speak three languages.She is very smart. A.must B.may C.can D.should 4.Wehelp the old people cross the road.It's our duty. A.can B.may C.must D.should 5.Thisbe Lily's coat.She doesn't like red. A.must B.can't C.may D.should 6.-you play the piano? -Yes,I_.I learned it when I was five. A.Can;can B.May;may C.Must;must D.Should;should 7.Youeat less junk food.It's bad for your health. A.must B.should C.can D.may 8.The light is on in the room.Tombe at home now. A.must B.can't C.may D.should 二、语法填空 1.He_(can)swim fast when he was ten. 2.You-(may)not take photos in the museum.The sign says "No photos" 3.My brother(must)finish his homework before watching TV. 4.We_(should)listen to our teachers carefully in class. 5.That(can't)be Mr.Wang.He went to Shanghai yesterday. 7下沪外版 【寒假专版】 B版考点精讲 6.-(can)you ride a bike? -Yes,I(can). 三、句型转换 1.They can play basketball well..(改为否定句) Theybasketball well. 2.You must arrive at school on time..(改为一般疑问句) _arrive at school on time? 3.She may use my phone.(改为否定句) She my phone. 4.The book must be Mary's.(对划线部分提问) -the book be? 5.Tom should drink more water.(改为一般疑问句) -Tommore water? 四、篇章填空 It's Sunday morning.Mary wants to go to the park with her friends.Her mother says,"You 1.(should) wear a hat.It's sunny today.”Mary asks,.“2._(may)I take my kite?”Her mother answers,“Yes, you 3.(can).But you 4.-(mustn't)run near the lake.It's dangerous." In the park,Mary sees a lost dog.She says,"This 5.(can't)be Lucy's dog.Lucy's dog has a black tail,but this one has a white tail."Then she takes the dog to the park office.The park worker says, "You 6.(should)call the police.They 7.(can)help find its owner." 参考答案 考点精讲答案 考点一：例题1：B例题2：can 考点二：例题1：C 例题2：may 考点三：例题1：C例题2：mustn't 考点四：例题1：B 例题2：should 考点五：例题1：A例题2：cant 一、单项选择 1.B2.A3.C4.D5.B6.A7.B8.A 3 7下沪外版 【寒假专版】B版考点精讲 二、语法填空 1.could 2.may 3.must 4.should 5.can't 6.Can;can 三、句型转换 1.can't play 2.Must you 3.may not use 4.Whose must 5.Should;drink 四、篇章填空 1.should 2.May 3.can 4.mustn't 5.can't 6.should 7.can