情态动词系统复习-2025-2026学年九年级英语全一册语法考点精讲（人教版）

9年级人教版 【语法专版】 情态动词系统复习 语法专版 情态动词系统复习 语法专项突破 考点精讲 考点一：情态动词can/could的基本用法 规则：can表示“能、会”，用于现在或将来；could为can的过去式，也可表示委婉请求。 例题1：（选择，人教版七下期末真题改编）：一_you swim?-Yes,Ican.A.MstB.CanC.May D.Should(答案：B) 例题2：（填空）：Sheride a bike when she was five.(答案：could) 考点二：情态动词may/might的用法 规则：may表示“可以、可能”，用于请求许可或推测；might语气更委婉，可能性更低。 例题1：（选择，人教版八上期末模拟题）：一I use your dictionary?一Sure,here you are.A.Need B.Must C.MayD.Should(答案：C) 例题2： 考点三：情态动词must/have to的用法 规则：must表示“必须”，强调主观意愿：have to表示“不得不”，强调客观需要，过去式为had to。 例题1：（选择，人教版七下期末真题）：You finish your homework before dinner.A.must B.can C.nayD.might(答案：A) 例题2：（填空）：He_stay at home yesterday because he was ill.(答案：hadto) 考点四：情态动词should的用法 规则：should表示“应该”，用于提出建议或义务。 例题1：（句型转换，人教版八上期末真题）：You should help your parents with housework.(改为 否定句)Yol_help your parents with housework.(答案：shouldn't) 例题2： 考点五：情态动词表推测的用法 9年级人教版 【语法专版】 情态动词系统复习 规则：must用于肯定推测“一定”，can't用于否定推测“不可能”，may/might用于不确定推测 “可能”。 例题1： (选择，人教版八上期末模拟题)：The light is on..He_be at home.A.can'tB.must C might D.may(答案：B) 例题2： 考点综合训练 一、单项选择 1.-you play the piano?-Yes,I can A.Must B.Can C.May D.Should 2.Sheswim when she was six years old. A.can B.could C.may D.might 3.-I borrow your pen?-Sure,here you are. A.Need B.Must C.May D.Should 4.You follow the traffic rules when crossing the street. A.must B.can C.may D.might 5.Hestay up late last night because he had too much homework. A.must B.has to C.had to D.should 6.The girl in red be Lucy.She is in Beijing now. A.can't B.must C.might D.may 7.You_eat more vegetables to keep healthy A.must B.should C.can D.may 二、语法填空 1.My brother_(can)speak English well when he was ten. 2.-(may)I leave the classroom early?-No,you can't. 3.We(must)finish our homework before watching TV. 4.They-(have to)take a bus yesterday because their car broke down. 5.You(should)be late for school.It's not good. 三、句型转换 2 9年级人教版 【语法专版】 情态动词系统复习 1.He can play basketball.(改为否定句) He play basketball. 2.You must clean your room today..(改为一般疑问句) -clean my room today? 3.She should finish the work now.(对划线部分提问) she now? 4.The book may be Lily's.(改为否定句) The book Lily's. 四、篇章填空 Tom is a student.He 1._(can)swim very well now,but he 2.(can not)do it last year.His mother says he 3.(should)practice every day.Sometimes he 4.(may)go to the pool with his friends.Last Sunday,he 5.(have to)stay at home because it rained.He read a book about swimming.He thinks he 6.(must)try his best to be a good swimmer. 参考答案 一、 单项选择 B2.B3.C4.A5.C6.A7.B 二、语法填空 1.could 2.May 3.must 4.had to 5.shouldn't 三、句型转换 1.can’t 2.Must I 3.What should;do 4.can’tbe 四、篇章填空 1.can 2.couldn't 3.should 4.may 5.hadto 6.must 3