虚拟语气系统复习-备战2026届高考英语一轮复习语法全解（北师大版）

ENGLISH-语法复习系列资料（北师大版） Chapter1虚拟语气系统复习 考频分析 虚拟语气是高中英语语法的重要模块，考频占语法总量的10%左右，主要分布在核心题型中：单项选择 (1-2题)、完形填空(1-2题)、语法填空(1题)、书面表达（辅助考察，影响句子语气的准确性）。在语境 理解类题目中，虚拟语气的时态搭配及语境判断往往是解题关键。 考查内容 高中英语对虚拟语气的考察聚焦三大维度，覆盖基础用法与语境应用： ·基本结构与时间对应：与现在事实相反(if+一般过去时，主句would/could/might+-动词原形)、与过去 事实相反(if+过去完成时，主句would/could/might+-have+过去分词)、与将来事实相反(if+一般过去 时were to do/should do,主句would/could/might+-动词原形)的句式辨别； ·特殊句式应用：wish后的宾语从句（现在用过去时，过去用过去完成时，将来用woud+动词原形）、as if/though引导的从句（时间参照与wish一致）、itis+形容词/名词+that从句(should+动词原形，should 可省略)的固定表达； ·含蓄条件与倒装：without/but for等介词短语表隐含条件、if省略时的部分倒装(had/were/.should提前) 的语境判断与结构转换。 精讲精练 知识点一：虚拟语气的基本结构及用法 ·对现在事实相反的假设(f从句+主句) -结构：if从句（一般过去时，be动词用were);主句(would/should/could/might+-动词原形） -例句：If I were you,I would take the job.(如果我是你，我会接受这份工作)口If she had time,she might go shopping with us.(如果她有时间，可能会和我们一起购物) ·对过去事实相反的假设(f从句+主句) -结构：if从句（过去完成时had+过去分词）；主句(would/should/could/might-+have+过去分词) -例句：口If he had studied harder,,he would have passed the exam.(如果他当时更努力学习，就会 通过考试了)You could have caught the bus if you had left earlier..(如果你早点出发，本可以赶上 公交车) ·对将来事实相反的假设(f从句+主句) -结构：if从句(should+-动词原形were to+动词原形l一般过去时)；主句(would/should/could/might+ 动词原形) -例句：口If it should rain tomorrow,we would stay at home.(如果明天下雨，我们就待在家里)口If she were to come next week,I would meet her at the airport..(如果她下周来，我会去机场接她)】 ·虚拟语气在宾语从句中的应用(wish后的宾语从句) -结构：对现在虚拟（一般过去时）；对过去虚拟（过去完成时）；对将来虚拟(woud/should+动词原形) -例句：口I wish I knew the answer now.(真希望我现在知道答案)She wishes she had seen the movie yesterday.(她后悔昨天没看那部电影)口e wish they would come to our party tomorrow.(希 望他们明天能来参加我们的派对) 【即学即练】 1.【对现在虚拟】IfI_(be)you,I_(take)the chance to study abroad. 2.【对过去虚拟】lfhe_(work)harder last year,he_(get)the promotion. 3.【对将来虚拟】lfit_(rain)tom orrow,we_(cancel)the picnic 4.【wish后虚拟】I wish I._(know)the truth yesterday,and I wish I_(can)change the result now. 5.【结构辨析】下列关于虚拟语气对现在事实相反假设的结构，正确的是： A.if从句用一般现在时，主句用wi+动词原形 B.if从句用一般过去时，be动词用was,主句用would+动词原形 C.if从句用一般过去时，be动词用were,主句用would+动词原形 D.if从句用过去完成时，主句用would have+过去分词 语法复习|英语」北师大版 ENGLISH-语法复习系列资料（北师大版） 知识点二：虚拟语气的特殊用法及混合虚拟 ·if省略与倒装(if从句含had/were/should时的特殊句式) -结构：将if省略，把had/were/should提至句首（主句结构不变） 一例句： *Had he studied harder,he would have passed the exam.(=If he had studied harder...) Were I you,I would take the job.(=If I were you...) *Should it rain tomorrow,we would stay at home.(=If it should rain tomorrow... ·含蓄虚拟语气（无f从句，通过介词/副词/上下文暗示假设） -常见提示词：without(没有)、but for(要不是)、入otherwise(否则)、or(否则) 一例句： *Without your help,I couldn't have finished the work.(=If there hadn't been your help...) *But for the rain,we would have gone hiking.(=If it hadn't rained... *He was busy yesterday;otherwise he would have come to the party.(=If he hadn't been busy...) ·混合虚拟语气（主从句时间不一致的假设） -结构：if从句（过去完成时表过去）+主句(would-+动词原形表现在/将来) 一例句： *If you had told me the truth yesterday,I wouldn't be angry now.(从句表过去，主句表现在) *口If she had taken the medicine this morning,she would feel better tomorrow.(从句表过去，主句 表将来) ·虚拟语气在名词性从句中的应用(suggest/order/demand等词后的宾语从句) -适用动词：suggest(建议)、order(命令)、demand(要求)、insist(坚持要求)、require(要求) -结构：主语+suggest/order+-that+从句主语+(should)+动词原形(should可省略) 一例句： *The teacher suggested that we(should)finish the task by Friday. *He ordered that the work(should)be started at once. *口被动结构：that+从句主语+(should)+be+过去分词 *例句：It is required that the report(should)be handed in tomorrow. 知识点三：虚拟语气的其他重要句型及易错点 ·虚拟语气在asif/as though引导的从句中的用法 一适用场景：表示与事实不符的主观推测或想象 一结构规则： *对现在虚拟：从句用一般过去时(be动词用were) *对过去虚拟：从句用过去完成时 -例句： *口She talks as if she were an expert..(她说话的样子好像自己是专家似的) *口He looked at me as though he had known the truth.(他看着我，仿佛早就知道真相了) ·虚拟语气在t's(high/about)time that..句型中的应用 -基础结构：It's(high/about)time+that从句（谓语用一般过去时或should+动词原形，should不可省 略) 一例句对比： *口t's high time we started to prepare for the exam.(我们早该开始备考了) *口lt's about time that you should apologize to her..(你该向她道款了) ·虚拟语气在if only引导的感叹句中的用法 一语义功能：表达强烈的愿望(“要是…就好了”) 一时态规则： *对现在虚拟：用一般过去时 *对过去虚拟：用过去完成时 *对将来虚拟：用would+动词原形 一例句： *口If only I knew how to solve this problem！(要是我知道怎么解这道题就好了！) *口If only she had told me the news earlier..(要是她早点告诉我这个消息就好了) ·虚拟语气在even if/even though引导的让步状语从句中的用法 -时态匹配原列则： *对现在/将来虚拟：从句用一般过去时，主句用woud+动词原形 *对过去虚拟：从句用过去完成时，主句用would have+过去分词 -例句： *口Even if I had a mil训ion dollars,I wouldn't buy that house.(就算我有百万美元，也不会买那栋房 子) *口Even though she were here,she couldn't help us now.(就算她现在在这儿，也帮不了我们) ·常见虚拟语气与陈述语气的辨析（易错点对比） 一易混淆词对比： *口suggest:表“建议”用虚拟语气(should+动词原形)；表“暗示”用陈述语气 *例句： ·-She suggested that we(should)leave early.(建议) ·-Her smile suggested she was happy..(暗示) *口insist:表“坚持要求”用虚拟语气；表“坚持认为”用陈述语气 *例句： ·-He insisted that we(should)accept the invitation.(坚持要求) ·-She insisted that she had done nothing wrong.(坚持认为) 语法复习|英语|北师大版 ENGLISH-语法复习系列资料（北师大版） 考法一：基础虚拟语气结构判断 ·核心：根据假设时间（现在过去将来），匹配f从句和主句的正确时态组合 ·真题1（语法填空）： If I (be)you,I would take the job offer. -答案：were解析：对现在事实相反的假设，if从句用一般过去时，be动词统一用were。 ·真题2（完形填空）： If she _(study)harder last term,she would have passed the exam. A.study B.studies C.studied D.had studied -答案：D解析：对过去事实相反的假设，if从句用过去完成时(had+过去分词)，此处填had studied。 考法二：虚拟语气基本结构与特殊用法融合辨析 ·核心：结合虚拟语气的基本假设结构（对现在过去/将来的假设）与特殊用法（仟省略倒装、含蓄虚拟、 混合虚拟)，判断句子时态及结构正确性 ·真题1（语法填空）： --(be)I in your position,I-(not make)such a decision yesterday. -答案：Vere wouldn't have made解析：前半句为if省略倒装结构，对现在虚拟，原句为"'If I were in your position”,省略if后将were提至句首；后半句有时间标志词”yesterday'”,表示对过去事实相反 的假设，主句用wouldn't have made. ·真题2（单项选择）： But for the heavy traffic,we_the meeting on time yesterday. A.attend B.attended C.would attend D.would have attended -答案：D解析：由"out for(要不是)”可知为含蓄虚拟语气，结合时间标志词”yesterday'',表示对过去 事实相反的假设，主句应用would have attended。. 考法三：虚拟语气的综合应用及混合句式辨析 ·核心：结合不同时间语境判断虚拟语气的时态搭配，掌握特殊句型中的虚拟结构及含蓄假设的隐性提示 ·真题1（单项选择）： The manager insisted that the project_by the end of next month,but ifwe_more workers last week, we_on schedule now. A.be finished:had hired:would be B.was finished;hired;would have been C.should finish;hire;are D.finishes;had hired:were -答案：A -解析：第一空insist表”坚持要求”，宾语从句用"(should)+动词原形”，project与finish为被动关系，故 用(should)be finished;第二空if从句表过去假设，用过去完成时had hired;第三空主句表现在结 果，用would+-动词原形，构成混合虚拟语气。 ·真题2（语法填空）： -If only she_(tell)us the truth yesterday!Otherwise,we_(not make)such a terrible mistake now. The expert suggested that immediate measures__(take)to correct it. -答案：had told;wouldn't make;(should)be taken -解析：第一空if only表过去虚拟，用过去完成时had told;第二空otherwise暗示混合虚拟，前半句表 过去，后半句表现在结果，用wouldn't make;第三空suggest表”建议”，宾语从句用"(should)+be+ 过去分词”，故填(should)be taken。 语法复习」英语」北师大版 ENGLISH-语法复习系列资料（北师大版） 真题演练 演练一：单项选择（共10题） 1.If I-more time,I would learn to play the piano. A.have B.has B.had D.will have 2.If shethe medicine yesterday,she would feel better now. A.takes B.took B.had taken D.will take 3._I known the truth,I wouldn't have made such a mistake. A.If B.Had B.Were D.Should 4.But for your support,we_the project on time last month A.didn't finish B.wouldn't finish B.hadn't finished D.wouldn't have finished 5.The teacher suggested that we_a study plan for the exam A.make B.made B.will make D.have made 6.It's high time we _action to protect the environment. A.take B.took B.are taking D.will take 7.She talks as if she_everything about the accident. A.knows B.knew B.has known D.had known 8.If only he_here now!We could solve the problem together A.is B.was B.were D.be 9.He insisted that we_the meeting immediately,but I thought it was unnecessary. A.start B.started B.had started D.would start 10.Without your help,I_the competition last year. A.can't win B.won't win B.wouldn't win D.wouldn't have won 演练二：填空试题（共10题） 1.If I(be)you,I would refuse his offer politely. 2.If they_(arrive)earlier yesterday,they would have caught the train. 3.(be)it not for the rain,we would have gone camping. 4.She wishes she _(study)abroad when she was young 5.The doctor ordered that the patient_(stay)in bed for a week. 6.It's about time we_(leave)for the airport. 7.He treats me as if l_(be)a stranger. 8.But for his quick reaction,the child(fall)off the building. 9.If only I_(listen)to your advice last month! 10.The manager required that all reports_(submit)by Friday. 演练三：语法填空（共10空） Passage If I 1-(have)a time machine,I would travel to the 1960s.I wish I 2(meet)my grandmother when she was young.She often talks about her childhood as if it 3(be)yesterday.If she 4(not move)to the city,she might have become a farmer. But for her decision,our family 5_(live)in the countryside now.My father always says,"If your grand- mother 6(stay)there,I would not have met your mother."It's hard to imagine life without them! Last week,my history teacher suggested that we 7(write)a story about our ancestors.I decided to write about my grandmother.If only I 8(ask)her more questions before!She passed away last year, but I feel she is with me when I write. The story needs to be finished by Monday.I think I 9_(finish)it on time if I start now.My teacher insists that the story 10_(include)real details,so I will call my father for help. 答案 演练一：单项选择 1.C2.C3.B4.D5.A6.B7.B8.C9.A10.D 演练二：填空试题 1.were 2.had arrived 3.Were 4.had studied 5.(should)stay 6.left 7.were 8.would have fallen 9.had listened 10.(should)be submitted 演练三：语法填空 1.had 2.could meet 3.were 4.hadn't moved 5.would live 6.had stayed 7.(should)write 8.had asked 9.would finish 10.(should)include 语法复习」英语」北师大版