情态动词系统复习-2025-2026学年九年级英语下册语法考点精讲（译林版）

9年级译林版 【寒假专版】B版考点精讲 寒假专版 情态动词系统复习 语法专项突破 考点精讲 考点一：can/could的基本用法 规则：can表示“能、会”，用于现在或将来；could是can的过去式，用于过去时，也可表示委 婉请求。 例题1：（选择，译林七下期末真题改编）：一_you swim when you were five?一Yes,I could.A. CanB.Could C.MayD.Must(答案：B) 例题2：（填空）：You(can)play basketball well.Why not join the team?(答案：can) 考点二：may/might的用法 规则：may表示“可以、可能”，night语气更委婉，可能性比may小。 例题1： (选择，译林八上期末真题改编)：一I borrow your dictionary?一Sure,here you are.A. Must B.Should C.MayD.Need(答案：C) 例题2： 考点三：must/have to的区别 规则：must表示主观“必须”，否定式mustn't“禁止”；have to表示客观“不得不”，否定式dont have to“不必”。 例题1： (选择)：You be quiet in the library.A.must B.have to C.could D.may(答案：A) 例题2： (填空)：It's raining heavily,sowe_have to)stay at home.(答案：have to) 考点四：should/ought to的用法 规则：should表示“应该”，ought to语气稍强，两者意思相近。 例题1： (句型转换)：You should finish your homework first.(改为同义句)You finish your homework first.(答案：ought to) 例题2： 考点五：情态动词表推测的用法 9年级译林版 【寒假专版】B版考点精讲 规则：must用于肯定句“一定”，can't用于否定句“不可能”，may/might用于不确定推测“可 能”。 例题1： (选择，译林八下期末真题改编)：The manbe our teacher.He has gone to Beijing.A. must B.can'tC.mayD.might(答案：B) 例题2： 考点六：need的用法 规则：need作情态动词时，用于否定句和疑问句，意为“需要”，肯定句中常用need to do。 例题1： (语法填空)：一Need I go now?一Yes,you_(must/have to).(答案：must) 例题2： 考点综合训练 一、 单项选择 1.-you ride a bike when you were six?-Yes,I could. A.Can B.Could C.May D.Must 2.You be late for school.The teacher will be angry. A.must B.mustn't C.may D.needn't 3.一I use your pen?一Sorry,I'm using it now. A.Must B.Should C.May D.Need 4.It's Sunday today,so we_go to work. A.must B.have to C.don't have to D.mustn't 5.The light is on.He be at home. A.must B.can't C.may D.might 6.You_finish your homework before watching TV. A.should B.need C.would D.mustn't 7.-Need I hand in my report today?-No,you_.You can do it tomorrow. A.mustn't B.needn't C.can't D.may not 8.Shespeak English very well when she was young A.can B.could C.may D.might 二、语法填空 2 9年级译林版 【寒假专版】B版考点精讲 1.He(can)swim fast when he was ten. 2.You(must)be quiet in the cinema. 3.They_(have to)stay at home because of the heavy rain yesterday. 4.You(should)help your parents with housework. 5.The girl(can't)be Lucy.She is in America now. 6.-(may)I come in?-Yes,please 7.We_(ought to)respect our teachers. 8.He(need)to finish his homework first. 三、句型转换 1.You mustn't smoke here..(改为同义句) You_smoke here. 2.He can play the piano well..(改为一般疑间句) -hethe piano well? 3.You should get up early..(改为同义句) You_get up early. 4.They have to leave now.(改为否定句) They leave now 5.This book must be Tom's.(改为否定句) This book_Tom's. 四、篇章填空 It was Sunday morning.Tom wanted to go to the park with his friends.His mother said,"You 1.(must/have to)finish your homework first."Tom replied,"But I 2.(can/could)finish it this af- ternoon.My friends are waiting for me."His mother said,"No,you 3.(mustn't/needn't).You 4.(should/ought to)do things in order."Tom thought for a while and said,"OK,I 5.(will/may) finish it soon."After finishing his homework,Tom went to the park.He met his friends there.They 6.(can/could)play basketball together.A boy asked,"7.(May/Can)I join you?"Tom said,"Sure, you 8.(can/may)."They had a good time. 参考答案 3 9年级译林版 【寒假专版】B版考点精讲 一、单项选择 1.B2.B3.C4.C5.A6.A7.B8.B 二、语法填空 1.could 2.must 3.had to 4.should 5.can't 6.May 7.ought to 8.needs 三、句型转换 1.are not allowed to 2.Can;play 3.ought to 4.don't have to 5.can't be 四、篇章填空 1.must 2.can 3.mustn't 4.should 5.will 6.could 7.May 8.can 4