专项复习：状语从句系统复习-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 【语法专版】 状语从句系统复习 专项复习 状语从句系统复习 9年级语法专项突破 考频分析 初三北师大版中，状语从句是重点语法模块，考频占句法总量的15%左右，贯穿试卷核心题型：单 项选择(2-3题)、完形填空(2-3题)、语法填空(1-2题)、阅读理解（隐性考察逻辑关系）。在语 境理解类题目中，状语从句的连接词辨析及主从句时态呼应往往是解题关键。 考查内容 ·从句类型辨析：时间状语从句、条件状语从句、原因状语从句、让步状语从句、目的状语从句的引 导词选用与逻辑关系判断 。时态呼应规则：主从复合句中主句与从句的时态搭配（如“主将从现”原则在时间/条件状语从句中 的应用) 。连接词功能：when/while/as,if/unless,because/since/as,though/although等核心连接词的语义区别 与句法功能 知识点一：状语从句的分类及基础用法 1.时间状语从句（表示动作发生的时间） 1.常见引导词：when(当…时)、while(当…时，从句用进行时)、until(直到…)、as soon as (一…就) 2.例句： ·I was reading when my mother came in.(when引导，主句过去进行时，从句一般过去时) 。She will call you as soon as she arrives.(as soon as引导，主将从现) 2.条件状语从句（表示主句动作发生的条件） 1.常见引导词：if(如果)、unless(除非=if not) 2.例句： 9年级专项复习北师大版 【语法专版】 状语从句系统复习 ·If it rains tomorrow,we will stay at home..(if引导，主将从现) ·You won't pass the exam unless you study hard.(unless引导，否定条件) 3.原因状语从句（表示主句动作发生的原因） 1.常见引导词：because(因为，回答why)、since(既然，表已知原因)、as(由于，语气较弱) 2.例句： ●He didn't go to school because he was ill..(because引导直接原因) ·Since everyone is here,let's start the meeting.(since引导已知前提) 4.让步状语从句（表示与主句相反的让步情况） L.常见引导词：though/although(虽然，不可与but连用)、even if(即使) 2.例句： 。Though he is young,he knows a lot.(though☑引导，主句表转折) ·Even if it snows,we will go hiking.(even if引导假设性让步) 知识点二：核心状语从句分类及用法 1.时间状语从句 1.引导词辨析：when（当…时，时间点/时间段)、while(当…时，时间段)、as(一边一边)、 before(在…之前)、after（在…之后)、until(直到…)、since(自从…) 2.例句： ·When she came in,I was reading..(when引导时间点) ●While I was watching TV,my brother was listening to music.(while引导时间段) 。He smiled as he walked.(as强调“边走边笑”) ·I will call you before I leave.(before表示“在离开前”) ·After he finished homework,he went to bed.(after表示“完成作y业后”) 。She didn't go to bed until her mother came back.(not.until结构) ●We have lived here since201&.(since+-时间点) 2.条件状语从句 1.引导词辨析：if(如果)、unless(除非)、as long as(只要) 2.时态规则：“主将从现”（主句用一般将来时，从句用一般现在时） 9年级专项复习北师大版 【语法专版】 状语从句系统复习 3.例句： ·If it rains tomorrow,we will stay at home..(if引导肯定条件) Unless you study hard,you won't pass the exam.(unless=if not) 。You can join us as long as you arrive on time..(as long as叼引导) 3.原因状语从句 1.引导词辨析：because(因为)、since(既然)、as（由于) 2.用法禁忌：because不能与so连用 3.例句： ·I didn't go out because it rained heavily.(▣答why) 。Since everyone is here,let's start the meeting.(表已知前提) ●As he was late,he missed the first class.(语气较弱的原因) 4.目的状语从句 L.引导词辨析：so that(为了)、in order that(为了) 2.常用情态动词：may/might/can/could/will/would 3.例句： .He studies hard so that he can get good grades.(so that+can) .In order that we could catch the early bus,we got up at 5 a.m.(in order that+could) 5.结果状语从句 1.结构辨析： 。so+形容词/副词+that.. 。such+(a/an)+形容词+名词+that. 2.例句： The movie was so interesting that I watched it twice.(so+adj+that) ●She is such a kind girl that everyone likes her..(such+a+adj+可数名词) ·They have such beautiful flowers that many people visit their garden.(such+adjt不可数名词) 6.让步状语从句 L.引导词辨析：though/although（虽然)、even if/even though(即使) 2.例句： 3 9年级专项复习北师大版 【语法专版】 状语从句系统复习 ·Though he is young,he knows a lot.(不与but连用) Although it was raining,we still went hiking .Even if you don't agree,you should listen to others. 7.比较状语从句 1.结构辨析： 。than(用于比较级) 。asas.(和…一样) 2.例句： ·She runs faster than I do.(than引导比较级) This book is as interesting as that one.(as...as...) .He doesn't study as hard as his brother.(not as...as) 知识点三：状语从句 1.时间状语从句（中考核心） 1.基础引导词（必背)： 。when→例句：I was reading when my mother came in. ·while→例句：While she was cooking,I was doing homework. ●as→例句：As the sun rose,the temperature increased. 。until/till→例句：He waited until she finished her work. ●as soon as→例句：I will call you as soon as I arrive. 2.时态特殊点（易错)： ●主将从现→例句：We will go to the park if it doesn't rain tomorrow.. 。过去进行时+when+一般过去时→例句：She was watching TV when the phone rang. 2.条件状语从句（中考高频） 1.常用引导词（必背）： 。if→例句：If you study hard,you will pass the exam. ●unless→例句：You won't succeed unless you work hard. ·as long as→例句：You can borrow the book as long as you return it on time.. 2.时态规则（核心)： 9年级专项复习北师大版 【语法专版】 状语从句系统复习 。真实条件句（主将从现）→例句：If he comes,.I will tell him the news.. 。虚拟条件句（与现在事实相反）→例句：If I were you,I would choose the red one. 3.原因状语从句（中考基础） 1.常见引导词（必背）： ·because→例句：He didn't go to school because he was ill. 。since→例句：Since you are free,why not help me? ●as→例句：As it was late,.we hurried home. ·for→例句：He must be at home,.for the light is on. 2.注意事项（易错)： ·because不能与so连用→错误：Because he is young,so he can'tgo. 。▣答why用because→例句：一Why were you late??一Because the bus broke down.. 4.让步状语从句（中考拓展） 1.典型引导词（必背)： ●though/although→例句：Though he is old,he works very hard. ·even if/though→例句：Even if it rains,we will go hiking. ●no matter+-疑问词→例句：No matter what you say,,Iwon't believe you.. 2.注意事项（核心)： ·though/although不能与but连用→错误：Although he tried,but he failed. 。倒装结构→例句：Young as he is,.he knows a lot.. 5.目的状语从句（中考基础） 1.常用引导词（必背）： 。so that→例句：He studies hard so that he can go to college. ·in order that→例旬：I got up early in order that I could catch the bus. ·so→例句：He spoke loudly so everyone could hear him. 2.时态特点：常与can/could/.may/might连用→例句：She saved money so that she could buy a house.. 6.结果状语从句（中考高频） 1.主要引导词（必背）： 。so.that→例句：He is so clever that he solves the problem easily. 5 9年级专项复习北师大版 【语法专版】 状语从句系统复习 。such.that→例句：She is such a kind girl that everyone likes her.. ●so that→例句：He worked hard,.so that he passed the exam. 2.结构区别（易错)： ●so+adj./adv.+that→例句：He runs so fast that no one can catch him. ·such+(a/an)tadj.+n.+that→例句：It is such an interesting book that I read it twice.. 7.比较状语从句（中考核心） 1.基本句型（必背)： ●as+原级+as→例句：He runs as fast as his brother.. 。not as/so+原级+as→例句：This book isn't as interesting as that one. ●比较级+han→例句：She is taller than her sister. 。the+比较级，thet比较级→例句：The more you read,the wiser you will be.. 2.特殊结构（拓展)： 。比较级+and+比较级→例句：It's getting colder and colder. ·the+最高级+ofin→例句：He is the tallest in his class. 8.地点状语从句（中考低频） 1.常用引导词（必背)： 。where→例句：You can sit where you like. ·wherever→例句：Wherever he goes,he takes his dog. 2.区别where引导的定语从句： 。状语从句：Where there is a will,there is a way.. 。定语从句：This is the place where I was born. 考法精析 考法一：引导词辨析 核心：根据从句类型及语境逻辑，选择正确的状语从句引导词 真题1（单项选择)： She studies hard she can pass the final exam A so that B because C though D if 答案：A 6 9年级专项复习北师大版 【语法专版】 状语从句系统复习 解析：从句“she can pass the final exam”表示主句“studies hard”的目的，应用目的状语从句引导 词so that(为了)。 真题2（语法填空）： Put the dictionary you can easily find it. 答案：where 解析：从句表示放置字典的地点，应用地点状语从句引导词where(在…地方)。 考法二：引导词辨析与结果状语从句应用 核心：区分so.that与such..that的用法差异，根据中心词类型选择正确引导词 真题1（语法填空)： The movie was interesting that I watched it twice. 答案：s0 解析：so后接形容词interesting,构成”so+形容词+that”结构，表示”如此…以至于”。 真题2（单项选择）： It was difficult problem that few students could solve it. A so B such C such a D so a 答案：C 解析：中心词为可数名词problem,需用”such+a+形容词+名词”结构，difficult为辅音音素开头， 不定冠词用a,故选C。 考法三：状语从句的综合嵌套与转换应用 核心：掌握多类型状语从句的嵌套逻辑，能进行状语从句与非谓语结构的转换，规避时态及引导 词搭配错误 真题1（单项选择)： he was very tired,he kept working_ he could finish the task on time. A.Though;so that B.Because;if C.If;though D.As;until 答案：A 解析：第一空前后为转折关系，“虽然很累但坚持工作”，用though引导让步状语从句：第二空表目 的“为了按时完成任务”，用so that引导目的状语从句，符合“让步+目的”嵌套逻辑。 真题2（语法填空)： (finish)his homework,he went to bed.He was so tired he fell asleep immediately. 答案：Having finished;that 解析：第一空“完成作业后去睡觉”，时间状语从句可转换为现在分词完成式Having finished(强 调动作先于主句完成)；第二空“如此累以至于立刻睡着”，用so.that.引导结果状语从句，符合 9年级专项复习北师大版 【语法专版】状语从句系统复习 “非谓语转换+结果从句”的综合应用。 解题小妙招 状语从句妙招 引导词选看类型，目的结果so that连； 地点状语用where,时间条件要辨清； so接形容和副词，such之后名领先； 名词可数加a/an,不可数或复数零冠词： 多句嵌套看逻辑，时间条件是关键； 非谓转换找主语，主动ing被动ed: 完成主动having done,牢记规则不犯难。 真题演练 演练一：单项选择试题 1.We will have a picnic the weather is fine tomorrow. A because B if C though D unless 2.She speaks English fluently her teacher. A as;as B so;as C than:as D as;than 3. he is only 12,he can solve this difficult math problem. A Because B If C Though D When 4.I will call you I arrive in Beijing A as soon as B so that C where D since 5.He ran fasthe won the race easily. A such;that B so;that C as;as D too;to 6. _you study harder,you won't pass the final exam. A If B Unless C When D Though 7.It was hot day that we decided to stay indoors. A so a B such C such a D so 8.Please put the keysyou can see them easily. A when B where C because D though 9.She gets up early every morning she can catch the first bus. A so that B because C though D if 8 9年级专项复习北师大版 【语法专版】 状语从句系统复习 10. I was walking home,I met an old friend of mine. A When B While C Until D Since 演练二：填空试题 1.You can't go out to play you finish your homework. 2.He studied hard he could get good grades 3.This story is interesting everyone likes it. 4 it rains tomorrow,we will cancel the picnic. 5.She is taller her sister. 6. you are here,let's start the meeting. 7.He speaks English clearly his brother. 8. he was tired,he kept working. 9.Put the bag you took it from. 10.It was cold winter that we wore thick coats every day. 演练三：语法填空试题 阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。 Tom is a 15-year-old student.He always gets up early he can have enough time for breakfast.Yes- terday,he was walking to school,he saw an old man fall down.Tom ran to help him at once he was late for class.The old man thanked Tom he sent him to the hospital. Tom's teacher praised himhe was honest about being late. you help others,you will feel happy,"the teacher said.Tom decided to help more peoplehe grows up. Now,Tom studies hard he can get into a good high school.He knows_ important it is to learn knowledge.His parents often tell him,"there is a will,there is a way." 答案区 演练-：1.B2.A3.C4.A5.B6.B7.C8.B9.A10.B 演练二：1.until2.so that3.so;that4.If5.than6.Since7.as;as8.Though9.where10.such a 演练三：I.so that2.while3.though4.because5.because6.When7.when8.so that9.how10.Where 9