状语从句系统复习-2025-2026学年九年级英语下册语法重难点精讲（外研版）

9年级外研版 【语法专版】 状语从句系统复习 语法专版 【语法专题】状语从句系统复习 初中外研版9年级 语法精讲 语法概述：状语从句=从属连词+句子，在句中修饰主句的动词、形容词或整个句子，说明时间、 原因、条件、让步、方式、比较、目的、结果等。 重难点讲解 重难点一：时间状语从句的引导词及时态呼应讲解： 时间状语从句常由whn(当…时)、while(当…时，主句从句动作同时进行，从句多用延续 性动词)、as(一边…一边，随着)、until/till(直到…)、人before(在…之前)、after(在… 之后)、since（自从…)、as soon as(一…就…)等引导。 时态规则：主句为一般将来时，从句用一般现在时表将来(“主将从现”)：主句为过去进行时， while/when引导的从句常用过去进行时或一般过去时（延续性动词用过去进行时，短暂性动词用 般过去时)：since引导的从句用一般过去时，主句用现在完成时。 例句： -I will call you as soon as I arrive in Beijing.(主将从现，as soon as引导的从句用一般现在时表将来) -While my mother was cooking,I was doing my homework.(while连接两个同时进行的延续性动作， 均用过去进行时) -We have lived here since my father found a job in this city.(since从句用一般过去时，主句用现在 完成时) 真题再现 1.(2024北京海淀期中，外研版)一What were you doing when the rainstorm came? -I a shower in the bathroom. A.take B.took C.wastaking D.will take 答案：C解析：问句用过去进行时提问“暴风雨来临时正在做什么”，答句需用过去进行时 描述当时正在进行的动作，选C。 9年级外研版 【语法专版】 状语从句系统复习 2.(2023山东烟台期末，外研版)My brother to the Great Wall with his friends next month when he free. A.goes;will be B.will go;is C.will go;will be D.goes,is 答案：B解析：主句next month表将来，用一般将来时；when引导的时间状语从句需用 般现在时表将来，选B。 重难点二：条件状语从句的引导词及“主将从现”原则讲解： 条件状语从句由if(如果)、unless(除非，=if.not)、as long as（只要)等引导。 -核心规则：主句为一般将来时、祈使句或含有情态动词(can/may/must等)，从句用一般现在时 表将来；主句和从句均描述客观事实时，均用一般现在时。 例句： -If it doesn't rain tomorrow.,we will have a picnic in the park.(主句将来时，从句用一般现在时表将 来) -You can't pass the exam unless you study hard.(unless表“除非”，从句用一般现在时，主句含情 态动词can't) -If water boils,.it turns into steam.(客观事实，主从句均用一般现在时) 真题再现 1.(2024天津河西月考，外研版)We_late for school unless we_up early tomorrow. A.will be;get B.are;will get C.will be;will get D.are;get 答案：A解析：unless引导条件状语从句，主句表将来(“会迟到”)用一般将来时，从句用 般现在时表将来，选A。 2.（2023河北石家庄期中，外研版)一Shall we go hiking this weekend? -Good idea!If the weather fine,we a great time A.is;have B.will be;will have C.is;will have D.will be;have 答案：C解析：if引导条件状语从句，从句用一般现在时(the weather is fine),主句用一般 将来时(will have),选C。 2 9年级外研版 【语法专版】 状语从句系统复习 重难点三：原因状语从句的引导词及逻辑关系讲解： 原因状语从句由because(因为，直接回答why,语气最强，不能与so连用)、since(既然，表已 知的、显而易见的原因，语气较弱)、as(由于，表附带说明的原因，语气比sice更弱)引导。 例句： -He didn't go to school because he was seriously ill.(because直接回答原因，语气最强) ,Since everyone is here,let's start the meeting.(since表“既然大家都到了”，已知事实) -As it was getting dark,we decided to go home.(as表“由于天黑了”，附带原因) 真题再现 1.(2024辽宁沈阳期末，外研版)一Why did you cry just now? -I cried I couldn't find my little dog. A.so B.because C.and D.but 答案：B,解析：问句用why提问原因，答句需用because直接回答，选B。 2.(2023河南郑州月考，外研版)_you have finished your homework,you can watch TV for half an hour A.Because B.Since C.So D.Though 答案：B解析：“既然你已完成作业”表已知事实，用sice引导原因状语从句，选B。 重难点四：让步状语从句的引导词及特殊用法讲解： 让步状语从句由although/though(虽然，不能与but连用)、even if/even though(即使)、no matter +疑问词（无论…，如no matter what/when/where)引导，表“尽管…仍然…”。 例句： -Although it rained heavily,we still went to the concert.(although表“尽管雨大”，不能与but连用) Even if you fail,,don't give up trying.(even if表“即使失败”，假设情况) -No matter how difficult the problem is,,I will solve it.(no matter how表“无论多难") 真题再现 1.(2024山东青岛期中，外研版)_my father is old,he still works hard every day.. 9年级外研版 【语法专版】 状语从句系统复习 A.Because B.If C.Although D.But 答案：C解析：“尽管父亲年老，仍努力工作”表让步，用although引导，且不能与but连 用，选C。 2.(2023江苏苏州期末， 外研版)You should keep trying,_many difficulties you meet. A.no matter what B.no matter how C.no matter when D.no matter where 答案：B解析：“无论遇到多少困难”中“困难”是名词，用no matter how many修饰(how 修饰many),选B。 重难点五：结果状语从句的引导词及结构讲解： 结果状语从句由so.hat.…(如此…以至于…，s0后接形容词/副词)、such.that.(如此… 以至于…，sch后接名词短语)引导，从句表主句动作带来的结果。 结构区别：so+adj./adv.+that:such+(a/an+adj.+n.+that。 例句： The movie was so interesting that I watched it twice.(so+interesting that) ,She is such a kind girl that everyone likes her.(such+a+形容词kind+名词girl+that) 真题再现 1.(2024浙江杭州月考，外研版)The little boy ran一fast_he could't stop in time and fell down, A.too;to B.so;that C.such;that D.enough;to 答案：B解析：“跑得如此快以至于停不下来”，fast是副词，用s0.hat.结构，选B。 2.(2023湖北武汉期末，外研版)It was_terrible weather_we had to stay at home all day.. A.so;that B.such;that C.too:to D.enough;to 答案：B解析：“如此糟糕的天气”中weather是名词，用such+adj.+n.+that结构，选B。 4 9年级外研版 【语法专版】 状语从句系统复习 易错点综合演练 L单项选择（直击重难点） 1.-What were you doing when the phone rang? -I dinner in the kitchen. A.cook B.cooked C.was cooking D.will cook 2.If it tomorrow,we won't go to the park A.rain B.rains C.will rain D.rained 3.He didn't go to school he had a bad cold A.So B.because C.but D.and 4.he is very young,he knows a lot about history. A.Although B.Because C.If D.When Ⅱ.用所给词的适当形式填空（强化句型结构） 1.My father(read)a newspaper while my mother was watching TV last night 2.We(not have)a picnic if it rains this Sunday. 3.you(call)me as soon as you arrive there? 4.She has lived in this city since she (be)born. 5.The story is(interest)that many students like it. Ⅲ.短文填空（综合运用状语从句） 用适当的连词填空，使短文完整通顺。（外研版教材课文改编） Tom is a good student.He always studies hard he wants to get good grades.he was doing his homework last night,his little sister came to ask him for help.He stopped workinghelped her.he 9年级外研版 【语法专版】 状语从句系统复习 was very tired,he still finished his homework on time.He said he(go)to the library tomorrow he needs to borrow some books. V.连词成句（聚焦句型结构） 1.while,I,was,reading,the,doorbell,rang,(. 2.if,you,study,hard,you,will,pass,the,exam,( 3.because,he,was,ill,he,didn't,come,to,school,( 4.although,it,was,cold,we,went,out,for,a,walk,(. 5.so,fast,he,ran,that,he,won,the,race,( V.按要求改写句子（巩固状语从句用法） 1.I was doing my homework when my mother came back.(对划线部分提问) 2.He will go to the party if he is free.(改为否定句) 3.She didn't go out because it rained heavily.(改为同义句) 4.Although he is old,he works very hard.(改为同义句) 综合演练参考答案 I.单项选择：1.C2.B3.B4.A Ⅱ.用所给词的适当形式填空： 1.was reading 2.won't have/are not going to have 3.Will;call Are;going to call 4.was 5.so interesting .短文填空： 1.because 2.While 3.and 4.Although 5.will go 6.because 6 9年级外研版 【语法专版】 状语从句系统复习 V.连词成句： 1.While I was reading,the doorbell rang. 2.If you study hard,you will pass the exam. 3.He didn't come to school because he was ill. 4.Although it was cold,we went out for a walk 5.He ran so fast that he won the race. V.按要求改写句子： 1.What were you doing when your mother came back? 2.He won't go to the party if he is free./He will not go to the party if he is free. 3.She didn't go out because of the heavy rain. 4.He is old but he works very hard. 7