专项复习：核心句型-2025-2026学年九年级英语全一册语法知识点全解（北师大版）

9年级专项复习北师大版 【核心句型】 专项复习 专项复习 初中英语北师大版核心句型 9年级语法专项复习 考频分析 初三北师大版中，核心句型是重点语法模块，考频占句法总量的30%左右，贯穿试卷所有核心题 型：单项选择3-4题、完形填空4-5题、语法填空3-4题、书面表达核心考察直接影响句子结构与 表达流畅性。在语境理解类题目中，核心句型的固定搭配、句式转换及语境应用往往是解题关键。 考查内容 ·核心句型结构：简单句五种基本句型（主谓、主谓宾、主谓双宾、主谓宾宾补、主系表）的识别与 构建 ·从句应用：宾语从句（连接词选择、时态呼应、语序转换）、状语从句（时间、条件、原因、结果 等从句的引导词及用法)、定语从句（关系代词which//that/who/whose、关系副词where/when/why的 指代与功能) ·情景交际句型：日常问候、请求帮助、提出建议、表达观点等功能意念项目的固定句型搭配与语境 运用 知识点一：初中英语北师大版核心句型（九年级专项复习） 1.一般现在时（表示经常性、习惯性动作或客观事实） 。基本结构：主语+动词原形动词第三人称单数（主语为第三人称单数时） ·例句： 1.She usually walks to school.(经常性动作) 2.The earth goes around the sun.(客观事实) 2.一般过去时（表示过去发生的动作或状态） 。基本结构：主语+动词过去式 ·常见时间状语：yesterday,last week,in2020 。例句： 9年级专项复习北师大版 【核心句型】 专项复习 1.He finished his homework an hour ago. 2.They visited the Great Wall last summer. 3.一般将来时（表示将要发生的动作或计划） 。基本结构：will+动词原形/be going to+动词原形 ·例句 1.I will go to the park tomorrow.(will表将来) 2.She is going to study abroad next year.(be going to表计划) 4.现在进行时（表示正在进行的动作） ·基本结构：am/is/are+-动词-ing形式 ·常见标志词：now,listen,look 。例句： 1.They are playing basketball now. 2.Listen!Someone is singing in the next room. 5.现在完成时（表示过去发生并持续到现在的动作或对现在的影响） 。基本结构：have/has+动词过去分词 。常见时间状语：already,yet,since,for ·例句： 1.I have lived here for five years..(持续到现在) 2.She has finished her homework already.(对现在的影响) 6.情态动词can/may/must的用法 ·can(能/会)：I can speak English, ●may(可以)：May I borrow your pen? ●must(必须)：You must follow the rules. 7.There be句型（表示存在） ·基本结构：There is+单数名词/不可数名词：There are+复数名词 。例句： 1.There is a book on the desk. 2.There are some apples in the basket. 8.宾语从句（由that/if/whether/特殊疑问词引导，作动词宾语) ·基本结构：主句+引导词+陈述句语序 。例句： 1.I think(hat)he is right.(that可省略) 9年级专项复习北师大版 【核心句型】 专项复习 2.Do you know if it will rain tomorrow?(if表“是否”) 知识点二：情态动词和非谓语动词 1.情态动词（表能力、许可、推测、义务等） 1.常见情态动词基本用法 ·can/could(能/会，过去式could)、may/might(可以/可能，过去式night)、must(必须/肯定)、 should(应该)、need(需要，否定/疑问可省to) 2.肯定句结构 ·主语+情态动词+动词原形 ●例句： 1.She can speak three languages.(can表能力，后接原形speak) 2.You must finish your homework on time.(must表义务，后接原形finish) 3.否定句结构 ·主语+情态动词+not+动词原形(can't/nustn't/need't等缩写) ·例句： l.He can't swim across the river..(cant表“不能”，接原形swim) 2.You needn't come early tomorrow.(needn't表“不必”，接原形come) 4.疑问句结构 ·情态动词+主语+动词原形？ 。例句 1.May I borrow your dictionary?(may表请求许可，主语I后接原形boIrow) 2.Must we hand in the report today?(must表疑间“必须吗”，接原形hand in) 2.非谓语动词之动词不定式(todo) 1.基本功能：作主语、宾语、宾语补足语、目的状语 2.作主语（常用t作形式主语） ·结构：It+be+形容词+to do sth./To do sth.+谓语 ●例句： l.It is important to learn English well.(it作形式主语，真正主语是to learn) 2.To finish the task on time is our goal.(to finish作主语，谓语用单数is) 3.作宾语（跟在want,decide,.hope等动词后） 3 9年级专项复习北师大版 【核心句型】 专项复习 。结构：主语+动词+to do sth 。例句： 1.She wants to buy a new bike.(want后接to buy作宾语) 2.They decided to visit the museum tomorrow.(decide后接to visit作宾语) 4.作目的状语（表“为了…”) 。结构：To do sth,主语+谓语 ·例句： 1.To catch the early bus,.he got up at6a.m.(to catch表目的“为了赶公交”) 2.She studies hard to pass the exam.(to pass表目的“为了通过考试”) 3.非谓语动词之动名词(doing) 1.基本功能：作主语、宾语、表语（相当于名词） 2.作主语（谓语用单数） ●结构：Doing sth.+谓语 ·例句： 1.Swimming is good for health.(swimming作主语，谓语用is) 2.Reading books makes us wise.(reading作主语，谓语用makes) 3.作宾语（跟在enjoy,.practice,finish等动词后） ●结构：主语+动词+doing sth. 。例句： 1.He enjoys playing basketball with his friends.(enjoy后接playing作宾语) 2.We practice speaking English every morning.(practice后接speaking作宾语) 4.固定搭配：be good at doing,.be interested in doing,.give up doing ·例句 1.She is good at singing.(be good at singing) 2.They gave up smoking last year.(give up smoking) 4.非谓语动词之分词（现在分词doing/过去分词done) 1.现在分词(（主动/进行)：作定语、状语（表主动或正在进行） ·例句： 1.The running boy is my brother..(unning作定语，修饰boy,表主动“正在跑的”) 2.He sat there,reading a newspaper.(reading作伴随状语，表主动“他读报纸”) 9年级专项复习北师大版 【核心句型】 专项复习 2.过去分词（被动/完成）：作定语、表语（表被动或已完成) ·例句： l.The broken window was repaired yesterday..(broken作定语，修饰window,表被动“被打破 的”) 2.The cup is broken.(broken作表语，表状态“碎了的”) 知识点三：非谓语动词 1.todo（不定式) 1.基础搭配拓展（中考必背）： ·plan to do(计划做)→例句：She plans to visit her grandparents this weekend. 。hope to do(希望做)→例句：We hope to win the English competition 。try to do(努力做)→例句：He tries to finish his homework on time ·learn to do(学习做)→例句：The child learns to play the piano. 。want to do（想要做)一→例句：They want to go to the park tomorrow. 。decide to do(决定做)→例句：I decide to study harder next term. 。ask sb.todo(要求某人做)→例句：The teacher asks us to read English every morning. 。tell sb.todo(告诉某人做)→例句：My mother tells me to go to bed early. 。advise sb.todo(建议某人做)→例句：The doctor advises him to exercise more. 。need to do(需要做)→例句：We need to buy some vegetables.. 2.特殊结构搭配（中考易错)： ●It's+adj.+todo(做某事是…的)→例句：It's important to learn English well 。too+adj.+todo(太…而不能做)→例句：He is too young to drive a car. 。enough+adj.+todo(足够…去做)→例句：She is old enough to go to school.. 2.doing(动名词/现在分词) 1.基础搭配拓展（中考必背）： 。enjoy doing(喜欢做)→例句：They enjoy playing basketball after school, ●finish doing(完成做)→例句：I finish doing my homework at8p.m. ·be good at doing(擅长做)→例句：She is good at singing English songs.. ·be interested in doing(对…感兴趣)→例句：He is interested in reading science books. ·keep doing(持续做)→例句：The rain keeps falling all day. ·practice doing(练习做)→例句：We practice speaking English every class. 9年级专项复习北师大版 【核心句型】 专项复习 。mind doing(介意做)→例句：Do you mind opening the window? 。avoid doing(避免做)→例句：He tries to avoid making mistakes. ·suggest doing(建议做)→例句：The teacher suggests having a class meeting. ·spend time doing(花费时间做)→例句：I spend two hours doing my homework every day. 2.固定短语搭配（中考常考)： 。look forward to doing(期待做)→例句：We look forward to meeting you soon. 。give up doing(放弃做)一例句：He gives up smoking for his health. ·be used to doing(习惯做)一→例句：She is used to getting up early.. 3.do(动词原形) 1.使役动词+do(中考核心： 。let sb.do(让某人做)→例句：Let him help you with the work. 。make sb.do(使某人做)→例句：The story makes us laugh 。have sb.do(让某人做)→例句：My father has me clean the room 2.感官动词+d0(中考易错)： 。seesb.do(看见某人做某事全过程)→例句：I see her walk to school every day. 。hear sb.do(听见某人做某事全过程)→例句：We hear him sing in the next room 。watch sb.do(观看某人做某事全过程)→例句：They watch the children play games. 。notice sb.do(注意到某人做某事全过程)→例句：she notices the boy run past the door 解题小妙招 情态动词解题妙招 情态动词看含义，建议推测或禁止： should表建议恰当，might推测可能性： 禁止必须用must't,含义匹配是第一。 被动结合情态时，结构牢记“情态+be+done”: must be cleaned表必须，形态变化要记牢。 复合句中综合考，时态遵循“主将从现”条： 从句现被“am/is/are done”,将来被动“will be done”; 情态动词主从看，语态分清主被动。 考法精析 考法一：情态动词用法辨析 6 9年级专项复习北师大版 【核心句型】 专项复习 核心：根据语境判断情态动词的含义（建议、推测、禁止等），选择正确情态动词及动词形式 真题1（单项选择）： You_be quiet in the library.Everyone is reading. A should B might C mustn't D can 答案：A 解析：根据语境“图书馆里每个人都在读书”，此处表示“应该保持安静”，应用should表建议，后 接动词原形be。 真题2（语法填空)： -Where is Lucy? -She_(be)in the classroom.I saw her go there just now. 答案：might be 解析：由“我刚才看见她去那里了”可知，此处表推测“她可能在教室”，应用might+-动词原形be。 考法二：情态动词与被动语态结合 核心：根据语境判断情态动词含义，结合被动语态结构完成句子 真题1（语法填空)： The classroom_(clean)every day.You must keep it tidy. 答案：must be cleaned 解析：由”must”可知表必须，结合被动语态结构？情态动词+be+过去分词'，clean的过去分词为 cleaned。 真题2（单项选择)： This book be taken out of the library.It's a rule. A.shouldn't B.might not C.mustn't D.can't 答案：C 解析：根据it's a rule'”可知表禁止，mustn't表示禁止，符合语境。 考法三：情态动词、非谓语动词与被动语态的综合运用 核心：结合情态动词表推测/义务的用法，识别非谓语动词作目的状语的功能，同时判断被动语态 的时态与结构（情态动词+be+过去分词、todo表目的时被动语态的转换） 真题1（单项选择)： The broken bike needs before it_again.You must get it done this afternoon. A.repair;uses B.to repair;is used C.repairing;is used D.to be repaired uses 答案：C 解析：第一空“need doing”表示“需要被做”，主动形式表被动含义：第二空“it”指代“bike”,是 动作“use”的承受者，用被动语态，且before引导的时间状语从句用一般现在时表将来，结构为 7 9年级专项复习北师大版 【核心句型】 专项复习 “is+过去分词used”。 真题2（语法填空）： To protect the environment,we should stop people from_(cut)down trees.Also,more trees must_ (plant)every year. 答案：cutting;be planted 解析：第一空“stop sb.from doing sth.”为固定搭配，需用动名词cutting;第二空“trees'”是动作 “plant”的承受者，用被动语态，情态动词“must”后接“be+过去分词planted”。 真题演练 演练一：单项选择试题（共10题) 1.Webrush our teeth twice a day to keep healthy. A should B might C mustn't D can 2.-Where is Tom? -Hebe in the lab.I saw him go there just now. A should B might C mustn't D can 3.The meeting room_every morning.It's always clean. A should clean B must be cleaned C might clean D can be cleaned 4.This kind of food be eaten raw.It's dangerous. A shouldn't B might not C mustn'tD can't 5.If the homework_on time,you will get a good grade. A finishes B is finished C will finish D will be finished 6.Listen!Someonein the next room.Who is it? A sings B sang C is singing D was singing 7.Theretwo books and a pen on the desk. A is B are C was D were 8.She asked if the museum_open on Sundays. A is B was C will be D would be 9.-interesting story it is!We all like it. A What a B What an C How D How a 10.He runs than any other student in his class. A fast B faster C fastest D the fastest 演练二：填空试题（共10题） 1.You(should/might)study harder for the exam.You have only one week left. 8 9年级专项复习北师大版 【核心句型】 专项复习 2.The door(mustn't/can't)be opened.It's locked. 3.-(Open /Opening)the window,please.It's too hot here. 4.If it_(rain)tomorrow,we will stay at home. 5.He has lived in this city(since /for)2018. 6.This is the (tall)building in our city. 7.(How /What)beautiful the flowers are! 8.English_(speak)by many people around the world. 9.The work(finish)by us yesterday 10.I think(that/if)he will come to the party. 演练三：语法填空试题（共10空) My name is Lily.I am a student in Grade 9.Every day,I(get)up at 6:30 a.m.and go to school by bike. Our school has many rules.For example,we_(must not)run in the hallways.Last week,our classroom (clean)by all students because it was too dirty. Now,we are learning about the environment.Our teacher told us that more trees_(plant)in our city next year.If we protect the trees,the air_(become)fresher.I think everyone-(should/do)something for the environment. Last month,I visited a science museum.There,I saw many robots.Some robots_(can speak)English, and others(might/dance)to music.I was surprised and thought,"(What/How)amazing technology isl” When I grow up,I want to be a scientist.I(study)hard to make my dream come true. 答案区 演练-：1.A2B3B4.C5B6.C7.B8B9B10.B 1.should 2.can't 3.Open 4.rains 5.since 6.tallest 7.How 8.is spoken 9.was finished 10.that 1.get 2.mustn't 3.was cleaned 4.will be planted 5.will become 6.should do 7.can speak 8.might dance 9.How 10.will study 9