高中英语语法造句英语写作if条件句虚拟条件句(高级)
if虚拟语气的用法归纳
if虚拟语气的用法归纳IF虚拟语气是英语中的一种重要语法现象，主要用于表示与现实相反的假设、愿望、建议等。
它分为两种形式：if条件句和if非条件句。
以下是对IF虚拟语气用法的详细介绍：一、if条件句1. 表示与现在事实相反的假设：If + 主语+ 过去时态，主语+ would/could/might/should + 动词原形。
例如：If I were you, I would go to the party.（如果我处在你的位置，我会去参加派对。
）2. 表示与过去事实相反的假设：If + 主语+ had done，主语+ would/could/might/should + have done。
例如：If he had come to the meeting, he would have known the plan.（如果他参加了会议，他就会知道这个计划。
）二、if非条件句1. 表示建议、劝告：主语+ should/would/might/ought to + 动词原形。
例如：You should go to the party.（你应该去参加派对。
）2. 表示愿望：主语+ could/would/might + 动词原形。
例如：I wish I were a bird.（我希望我是一只鸟。
）3. 表示假设：If + 主语+ 动词过去式，主语+ would/could/might + 动词原形。
例如：If I had time, I would go to the park.（如果我有时间，我会去公园。
）三、if虚拟语气的特殊结构1. 省略if，将were、had、should等词置于主语之前：主语+ were/had/should + 动词原形。
例如：She were here, she would meet him.（如果她在这里，她会见到他。
）2. 使用倒装结构：were/had/should + 主语+ 动词原形。
高中英语if条件虚拟语气
英语动词有三种语气：陈述语气、祈使语气、虚拟语气（用来表示说的话不是事实，或者是不太可能发生的情况，而是一种愿望，建议，假设的语气叫虚拟语气。
）虚拟语气的考点：1•条件句中的虚拟语气的用法；2.条件句中虚拟语气的倒装；3•名词性从句中虚拟语气的用法；4•几种特殊结构中虚拟语气的用法；5.虚拟语气时态的判定。
一、If引导的虚拟条件句区别：If it rains tomorrow，the crops will be saved.陈述语气If it rained tomorrow，the crops would be saved.虚拟语气真实条件状语从句与非真实条件状语从句真：eg .If he doesn' hurry up, he will miss the bus.如果他不快点，他将错过巴士。
（真实条件状语）（不是虚拟语气）If he is free, he will ask me to tell stories.如果他是空闲的，他会要求我讲故事。
（真实条件状语）（不是虚拟语气）非真：eg. If I were you, I would go at once.如果我是你，我马上就会去。
（非真实条件状语从句）二、虚拟语气在条件从句中：【例句】1.If you had come a few minutes earlier，you would have met him.要是你早来几分钟的话，你就能见到他了。
（与过去事实相反）2.lf it were sunny tomorrow, i would come to see you.明天要是天气好的话，我来看你。
（与将来事实可能相反）3.lf i were you, i would go at once.假如我是你的话，我会马上走。
（与现在事实相反，事实上我不可能是你）主从句的谓语形式（一）与现在事实相反的虚拟条件句表示与现在事实相反的情况，例 1.lf I were you, I would take an umbrella.如果我是你，我会带把伞。
50个高中英语高级句型及例句
50个高中英语高级句型及例句以下是一些高中英语中常见的高级句型及例句：1. 倒装句：In the garden stood a beautiful flower.2. 强调句：It was Susan who ate the last cookie.3. 条件句：If I were you, I would study harder.4. 定语从句：The book that you lent me is very interesting.5. 状语从句：Although it was raining, we still went for a walk.6. 反义疑问句：You like coffee, don't you?7. 虚拟语气：If I had known, I would have come earlier.8. 感叹句：What a beautiful day it is!9. 比较句：She runs faster than anyone in the team.10. 省略句：He can speak Chinese, and she can speak Japanese.11. 倒装句：Little did she know about the surprise waiting for her.12. 强调句：It's the president himself who will be attending the event.13. 条件句：If you had told me earlier, I could havehelped.14. 定语从句：The car which crashed into the wall was badly damaged.15. 状语从句：While I was studying, my brother was playing video games.16. 反义疑问句：You don't like coffee, do you?17. 虚拟语气：If I were you, I wouldn't do that.18. 感叹句：How beautifully the flowers bloomed in the garden!19. 比较句：She sings as well as her sister does.20. 省略句：He can play the guitar; she, the piano.21. 倒装句：Never have I seen such a beautiful sunset before.22. 强调句：It is your responsibility to ensure the project's success.23. 条件句：Should you need any further assistance, please let us know.24. 定语从句：The person who stole my wallet has been caught.25. 状语从句：As she was running late, she missed the bus.26. 反义疑问句：You've never been there, have you?27. 虚拟语气：If I were a bird, I would fly around the world.28. 感叹句：What a fantastic performance they gave last night!29. 比较句：This book is more interesting than the one I read last week.30. 省略句：He loves swimming; his sister, dancing.31. 倒装句：Under the tree sat a man reading a book.32. 强调句：It was the best movie I have ever seen.33. 条件句：Unless you study hard, you won't pass the exam.34. 定语从句：The house where I grew up has been renovated.35. 状语从句：Whenever it rains, he stays indoors.36. 反义疑问句：You don't mind me borrowing your book, do you?37. 虚拟语气：If I hadn't missed the train, I would have been on time.38. 感叹句：How incredible the view from the top of the mountain is!39. 比较句：His performance is superior to that ofhis colleagues.40. 省略句：She likes playing the piano; he, the guitar.41. 倒装句：In the middle of the road lay a stray dog.42. 强调句：It was him who suggested the idea in the first place.43. 条件句：Suppose you were given a second chance, what would you do?44. 定语从句：The girl whose bag was stolen reported the incident to the police.45. 状语从句：Since it was a holiday, the streets were deserted.46. 反义疑问句：You won't be late for the meeting, will you?47. 虚拟语气：If I were in your shoes, I would have made the same decision.48. 感叹句：What a lovely surprise you've prepared for me!49. 比较句：This computer is more efficient than the one I used before.50. 省略句：He can swim; she, on the other hand, can't.这些句型可以帮助提高句子的表达力和复杂度，使文章更加丰富多彩。
高中英语高级句型例句及翻译
高中英语高级句型例句及翻译1.虚拟条件句–If I were you, I would study harder.如果我是你，我会更努力学习。
–We would have won the match if we had trained harder. 如果我们训练更加努力，我们会赢得比赛。
2.强调句–It was John who won the first prize. 获得一等奖的是约翰。
–The key to success lies in hard work. 成功的关键在于努力工作。
3.倒装句–Not until he left did I realize my true feelings. 直到他离开，我才意识到自己真正的感受。
–Here comes the bus. 公共汽车来了。
4.主从复合句–I will go shopping with you when I finish my homework. 当我完成作业后，我会和你一起去购物。
–He said that he would help us if we needed. 他说如果我们需要的话，他会帮助我们。
5.虚拟语气–If she were a bird, she would fly to the sky. 如果她是一只鸟，她会飞向天空。
–I wish I could play the piano like him. 我希望我能像他一样弹钢琴。
6.比较状语从句–He runs faster than I do. 他跑得比我快。
7.连词–Not only does he speak English well, but he also singsbeautifully. 他不仅英语说得好，而且唱歌也很好。
–She is both intelligent and hardworking. 她既聪明又勤奋。
8.虚拟语气–If it were not for your help, we would not have made it. 如果不是你的帮助，我们不可能成功。
if的虚拟语气的用法例句
if的虚拟语气的用法例句一、if的虚拟语气简介虚拟语气是英语中一种特殊的语法现象，常用于表示假设情况、与实际情况相反的条件或无法实现的愿望等。
if引导的条件句中，根据其所表示的条件类型和时间性质，使用不同形式的虚拟语气。
二、与现在事实相反的虚拟语气1. 假设条件：如果+动词过去式（be动词用were）例句：If I were a bird, I would fly high in the sky.2. 假设条件：如果+动词过去完成时（had + 过去分词）例句：If he had studied harder, he would have passed the exam.三、与现在事实相反但可能实现的虚拟语气1. 假设条件：如果+动词过去式（be动词用were）结果：主将从现例句：If it rained tomorrow, I would stay at home.2. 假设条件：如果+动词过去完成时（had + 过去分词）结果：主将从现完成例句：If he had invited me, I would have gone to the party.四、与过去事实相反的虚拟语气1. 假设条件：如果+主语+had + 动词过去分词结果：主语+would/could/might + have + 过去分词例句：If I had known the truth, I would have made a different decision.2. 假设条件：如果+主语+had not +过去分词形式，结果也用一般过去时态例句：If we hadn't missed the train, we would have arrived on time.五、与将来事实相反的虚拟语气1. 假设条件：如果+动词过去式（be动词用were）结果：主将从现（应该+动词原形）例句：If they were here, they would help us.2. 假设条件：如果+should/were to/might/could/would + 动词原形结果：主将从现（应该+动词原形）例句：If he should call, please ask him to wait.六、虚拟语气中常用的连词和引导短语1. if: 引导条件状语从句，表示假设情况。
高中英语知识点归纳虚拟语气的用法总结
高中英语知识点归纳虚拟语气的用法总结高中英语知识点归纳——虚拟语气的用法总结虚拟语气是英语语法中的一个重要部分，它用于表达说话者的愿望、假设、建议或命令等不真实的情况。
在高中英语学习中，掌握虚拟语气的用法对于理解和运用英语语法非常重要。
本文将对虚拟语气的用法进行总结和归纳。
一、虚拟语气的用途虚拟语气用于表现非真实情况或不可能实现的愿望、条件、建议、怀疑、命令、警告等。
主要分为以下几种情况：1. 虚拟条件句：表示与现实相反的情况。
例如：If I were you, I would study harder.（如果我是你，我会更加努力学习。
）2. 虚拟愿望句：表示与现实相反的愿望。
例如：I wish I could go on a vacation.（我希望我能去度假。
）3. 虚拟建议句：表示对现实的建议。
例如：I suggest that he take a break.（我建议他休息一下。
）4. 虚拟命令句：表示对现实的命令或要求。
例如：The teacher requested that all students submit their homework on time.（老师要求所有学生按时提交作业。
）5. 虚拟警告句：表示对现实的警告或威胁。
例如：If you don't stop talking, I will call the police.（如果你不停止讲话，我会报警。
）二、虚拟语气的形式1. 虚拟语气在动词的形态上表现为过去式（一般过去时或过去完成时）。
例如：I suggested that he go to the library.（我建议他去图书馆。
）2. 虚拟语气在动词的形态上表现为"were"而不是"was"。
例如：If I were you, I would apologize.（如果我是你，我会道歉。
）3. 虚拟语气在情态动词的用法上表现为"should" + 动词原形。
(完整版)if引导的条件句中的虚拟语气
if引导的条件句中的虚拟语气虚拟语气表示一种不能实现的假设。
该语法主要用于if条件状语从句。
一、if引导的条件状语从句的分类及虚拟条件句的判断1、可以把条件句分为两类：1).真实条件句（Sentences of Real Condition）：凡是假设的情况发生性可能很大，就是真实条件句。
例如：⑴、If I have time , I will help you with this work.如果我有时间会帮助你做此工作的。
(2)、If time permits, we'll go fishing together.(如果有时间的话，我们就一起去钓鱼。
）2).虚拟条件句（Sentences of Unreal Condition）：当假设是不大可能实现时，就是虚拟条件句。
例如：⑴、If I were you , I would have attended the meeting. 如果我是你的话，就去参加会议了。
⑵、If he had come here yesterday, he would have seen his old friend.假如他昨天来这儿的话，就会看见他的老朋友。
⑴、If it had rained yesterday, we would have stayed at home.（如果昨天下雨的话，我们就会留在家里。
）2、.if条件状语从句中虚拟语气的判断判断是真实条件句还是非真实条件句。
只有在非真实条件句中才使用虚拟语气。
通过句子意思，看假设的条件是否能够实现，能够实现是真实条件句，不能使用虚拟语气；假设的条件不能实现则是非真实条件句，要用虚拟语气。
判断这个假设是与哪个事实相反。
通常有三种情况：①与过去事实相反。
②与现在事实相反。
③与将来事实可能相反。
3、“后退一步法”后退一步法是指在准确地判断了该句与哪一事实相反后，按虚拟语气的后退一步法处理从句谓语动词的时态。
if 条件句虚拟语气
if 条件句虚拟语气虚拟语气是英语语法中的一种特殊语气，用来表示与事实相反或假设的情况。
在if条件句中，虚拟语气通常用来表达非真实的、假设的情况。
本文将列举10个以if条件句虚拟语气为主题的例子，并对其进行详细解释。
1. If I were rich, I would travel around the world.如果我很富有，我会环游世界。
解释：这个句子中的虚拟语气表达了对现实情况的假设，暗示说我并不富有，因此无法实现环游世界的愿望。
2. If I had studied harder, I would have passed the exam.如果我学得更努力，我就能通过考试了。
解释：这个句子中的虚拟语气表示对过去情况的假设，暗示说我没有努力学习，所以没有通过考试。
3. If I had a time machine, I would go back to the past and change some things.如果我有一台时间机器，我会回到过去改变一些事情。
解释：这个句子中的虚拟语气表达了对现实情况的假设，暗示说我没有时间机器，因此无法改变过去的事情。
4. If I were the president, I would make education free for all.如果我是总统，我会让教育对所有人免费。
解释：这个句子中的虚拟语气表达了对现实情况的假设，暗示说我并不是总统，所以无法实现让教育免费的目标。
5. If it didn't rain tomorrow, we could go hiking.如果明天不下雨，我们可以去远足。
解释：这个句子中的虚拟语气表达了对未来情况的假设，暗示说明天可能会下雨，所以无法去远足。
6. If I had known you were coming, I would have prepared a meal for you.如果我知道你要来，我会为你准备一顿饭。
高中英语语法总结句式归纳
高中英语语法总结句式归纳高中阶段是学习英语语法的重要时期，掌握各种语法句式对于提高英语写作和口语表达能力至关重要。
本文将总结和归纳高中英语常用的语法句式，以帮助同学们更好地掌握英语语法知识。
一、名词性从句名词性从句在句子中起着名词的作用，可以作主语、宾语、表语或补语。
常见的名词性从句有以下几种句式：1. 主语从句主语从句常用来引导主句的主语，一般用以下几个连接词引导：that, whether, if。
例如：- That he is a brilliant student is undeniable.（他是一个优秀的学生是不可否认的。
）- Whether she will come to the party is still uncertain.（她是否会来参加派对还不确定。
）2. 宾语从句宾语从句常用来作主句的宾语，一般用以下几个连接词引导：that, whether, if。
例如：- I don't know if she can finish the task in time.（我不知道她是否能按时完成任务。
）- He asked me whether I had seen the movie.（他问我是否看过那部电影。
）3. 表语从句表语从句常用来作主句的表语，一般用以下几个连接词引导：that, whether。
例如：- My biggest concern is that we won't have enough time.（我最担心的是我们没有足够的时间。
）- The question is whether they will come to the meeting.（问题是他们是否会来开会。
）4. 同位语从句同位语从句用来解释或说明名词的内容，常用连接词that。
例如：- The fact that he won the competition surprised everyone.（他赢得比赛的事实让大家都感到惊讶。
高中英语语法-虚拟语气全总结
①错综时间条件句:当条件状语从句表示的行为和主句表示的行为所发生的时间不一致时，被称为错综时间条件句，动词的形式要根据它表示的时间作出相应的调整。
如：If you had followed my advice just now, you would be better now.If you had studied hard before, you would be a college student now.②if省略句在条件句中可以省略if, 把were, had, should提到句首，变成倒装句式。
如：If I were at school again, I would study harder.→Were I at school again, I would study harder.如果我还有上学的时机，我会更加努力学习。
If you had e earlier, you would catch the bus.→Had you e earlier, you would catch the bus.如果你来得早点，你就能赶上公共汽车。
If it should rain tomorrow, we would not go climbing.→Should it rain tomorrow, we would not go climbing.如果明天下雨的话，我们就不能登山去了。
③用介词代替条件状语从句常用的介词有with, without, but for。
如：What would you do with a million dollars" (=if you had a million dollars)如果你有100万元，你会做什么？We couldn’t have finished the work ahead of time without your help. (=if we hadn’t got your help)没有你的帮助，我们不可能提前完成这项工作。
高中英语知识点归纳虚拟语气的用法
高中英语知识点归纳虚拟语气的用法虚拟语气是英语语法中的一个重要概念，用于表达虚假、条件或假设等非真实情况。
在高中英语教学中，虚拟语气的用法被广泛涉及。
本文将归纳总结高中英语中常见的虚拟语气用法，以便帮助学生更好地掌握和应用。
一、虚拟语气在条件句中的用法1. 第一类虚拟条件句第一类虚拟条件句表示与现在事实相反的假设情况，即主句谓语动词用一般过去时，条件句用“动词过去式”或“were”。
例句1：If I had more time, I would travel around the world.如果我有更多的时间，我会周游世界。
例句2：If he were here, he would help you.如果他在这里，他会帮助你。
2. 第二类虚拟条件句第二类虚拟条件句表示与过去事实相反的假设情况，即主句谓语动词用“过去完成时”，条件句用“过去完成时”或“动词过去完成式”。
例句1：If I had studied harder, I would have passed the exam.如果我学得更刻苦，我就会通过考试了。
例句2：If she had taken the bus, she wouldn't have been late.如果她坐公交车，她就不会迟到了。
二、虚拟语气在建议、命令和要求中的用法虚拟语气在建议、命令和要求中的用法是表示一种非真实或非直接的语气，用于表达对诉求对象的建议、命令或要求。
例句1：I suggest that he go to bed early.我建议他早点上床睡觉。
例句2：The teacher insisted that the students hand in their homework on time.老师坚持要求学生们按时交作业。
三、虚拟语气在感叹句中的用法虚拟语气在感叹句中的用法用于表达对现实情况的不满或对希望的夸大。
例句1：If only I were a bird and could fly freely in the sky!如果我是一只鸟，能自由地在天空中飞翔该多好啊！例句2：How I wish I had a magic wand to make all my dreams come true!我多希望我有一根魔法棒，让我的梦想都实现！四、虚拟语气在建立条件句中的用法虚拟语气在建立条件句中的用法用于建立一种假设条件，以进一步推断结果。
2023届高三英语应用文句式写作指导讲义(倒装句定语从句名词性从句非谓语结构虚拟语气)
高考英语应用文句式写作指导一、倒装句（1）结构never will I give up my dream.only after I finished a whole day’s picking work did I realize the hardship of farmers.总体结构：标志词（+标志词修饰的成分）+一般疑问句（+其他）（2）部分倒装的使用场景和写法第一步：标志词+修饰成分放句首第二步：主句改一般疑问句语序第三步：整合【使用场景1】因果关系[标志词]so/such...that如此...以至于我的老师给了我很多帮助，我永远都不会忘记她。
音乐节在我们学校很受欢迎，很多同学都会参加我非常了解中国画，可以给访客们介绍相关知识和绘画技巧。
在高中的第一年，英语对我来说太有挑战性了，我几乎要放弃。
【使用场景2】前提[标志词]onlyonly+副词：only then,only nowonly+介词短语：only in this way,only by working together,only with your help only+状语从句:only when,only if,only after只有做好充分的准备，我们才能赢得这次比赛通过这种方式，你才能彻底了解父母对你的爱完成一天的采摘工作后，我才理解了农民的辛苦【使用场景3】表达否定[标志词]never/seldom/little/in no way/by no means/on no account/under no circumstance/at no time等去中国朋友家里做客绝不应该迟到我们永远不会忘记你给我们的慷慨帮助你的妈妈永远不会伤害你【使用场景4】并列关系[标志词]not only...but also她不仅教给我们有用的知识，还给予我们及时的精神鼓励这些活动中，我们不仅能收获友谊，还能缓解身心压力在体育运动中，我们不仅可以提升身体素质，还可以培养团队精神在常规训练中，我们不仅要锻炼个人能力，还要增强团队合作我不仅可以帮忙组织活动，还可以现场展示中国画绘画技巧【使用场景5】前提[标志词]not...until...直到...才...直到我跑完全程，我才理解了坚持的重要性直到你离开学校，你才能真正感觉到学校生活的价值直到完成了所有的工作，我才理解了父母的辛苦【使用场景6】表达感谢/道歉/建议/感悟等[标志词]were/had（if虚拟条件句）如果我是你，我会和她面对面坦诚沟通一次如果不是因为你耐心的指导，我无法克服困难，树立信心。
if引导的虚拟条件句
If引导的真实条件句(16)： 1. 主将从现 If she shows up, we’ll stick with her. I’ll give you a call if anything comes up. I’ll kick you out if don’t listen to me. 2. 主祈从现 Catch me if you can. Love me if you dare. If he comes, he is going to bring his violin.
3. You didn‘t let me drive. If we _____in turn, you __ ____so tired. (1996年全国高考题) A. drove, didn't get B. drove; wouldn't get C. were driving; wouldn't get D. had driven; wouldn't have got
5. Bob would have helped us yesterday, but he _______ (2010年安徽省高考) A. was busy B. is busy C. had been busy. D. will be busy
6. If he my advice, he wouldn‘t have lost his job. (2010年湖南省高考) A. followed B. should follow C. had followed D. would follow
语法深化
虚拟语气
If引导的虚拟条件句： 1. 与现在事实相反的假设
条件从句 一般过去时 主句 should( would could) +动词原形
英语语法虚拟语气用法(if)
虚拟语气虚拟语气用来表达说话人的愿望、请求、建议、假想等不能实现的情况。
1.虚拟语气用于条件句（1）if条件句与现在相反：If I had had a car, I would drive it to Beijing by myself.与将来相反：If I were to do it, I should do it at once.（2）省略if的条件句如果虚拟条件句中含有were\had\should时，if可以省略，这时从句要用倒装语序，把were\had\should移到主语前面。
如Had I known it, I wouldn’t had made such a silly mistake.注意：如果if引导的条件句谓语动词是否定形式，省略if,否定词not 不提前如：Were it not for rain, I would go shopping now.（3）含蓄条件句有是虚拟条件句不一定要用if条件句的形式表达，而是借助介词、介词短语等，常见形式有：without\thanks to\but for\or\otherwise等。
如：But for your help,I could not get home.2.虚拟语气用于名词性从句（1）主语从句It is important\require...+主语从句在这里表示建议，必要，命令等意思的结构中，要用should +动词原形，should可以省略。
这类形容词和分词有：advised\advisable\better\desired\demand\imperative\important\natural\neces sary\ordered\proposed\possible\required\recommended\suggested\urgent\str ange等。
如： It is important (that)we (should) finish the work.（2）宾语从句A: suggest,require,order...+宾语从句在一些表示建议、愿望、要求、请求、劝告、意志、欲望、命令、安排、决定等动词引导的宾语从句中，要用虚拟语气。
高中英语虚拟语气语法总结
高中英语虚拟语气语法总结虚拟语气是英语中一种特殊的语法结构，用来表示与事实相反、与现实相反、与过去相反或者与未来相反的情况。
在高中英语中，常用的虚拟语气结构有以下几种：1. 与现在事实相反a. If条件句：主句用一般过去时，从句用过去完成时。
- If I had studied harder, I would have passed the exam.（如果我当时学得更努力，我就能通过考试了。
）b. Wish从句：表示对现在情况的遗憾或不满。
- I wish it were summer now.（我希望现在是夏天。
）2. 与过去事实相反a. If条件句：主句用过去完成时，从句用过去完成时。
- If he had come earlier, he would have caught the train.（如果他早来一点，他就能赶上火车了。
）b. Wish从句：表示对过去情况的遗憾或不满。
- I wish you had told me the truth.（我希望你告诉过我真相。
）3. 与将来事实相反a. If条件句：主句用一般过去时，从句用过去完成时。
- If it rained tomorrow, we would stay at home.（如果明天下雨，我们就呆在家里。
）b. Wish从句：表示对将来情况的遗憾或不满。
- I wish you wouldn"t leave tomorrow.（我希望你明天不要离开。
）需要注意的是，在虚拟语气中，be动词的形式也会发生变化，如现在虚拟用were代替was，过去虚拟用had been代替was/were 等。
虚拟语气在英语中的使用比较灵活，但是需要根据具体语境来判断使用哪种虚拟语气结构。
掌握虚拟语气的用法能够帮助我们更准确地表达自己的意思。
高考if条件句虚拟语气
高考if条件句虚拟语气1.Had he gone to the doctor right away。
he might still be alive.2.If you were older。
I would have allowed you to go there yesterday.3.If we had arrived here ten minutes earlier。
we would have caught the bus.4.If I had had more time。
I would have gone with him.5.If he had not gone out in the storm。
he would still be alive.6.If it were to rain tomorrow。
what would we do?7.If only I knew how to operate an electronic computer as you do.8.If it were to rain。
we would get wet.9.If ___。
he would have known the answer to the problem now.10.---- I thought you would come back tomorrow.I would if I didn't have to ___.11.If I had hurried。
I would have caught the train.12.If I had known that。
I wouldn't have done it.13.If I were you。
I wouldn't return the call.14.If the doctor had been available。
the child would not have died.15.If the doctor had come earlier。
高中英语真题：混合时间虚拟条件句
混合时间虚拟条件句一般情况下，在虚拟条件句中，if引导的从句中，谓语动词表示的动作与主句谓语动词表示的动作发生的时间是一致的，即同为将来，现在或过去，此时主从句虚拟的时间是相同的。
有时候，条件从句表示的动作和主句表示的动作，发生的时间是不一致的，这时，从句和主句各自的谓语动词形式要根据它们各自动作发生的时间作调整，构成混合虚拟条件句。
一.典型例句1. If you had studied hard before, you would be a college stud ent now.（从句与过去事实相反，主句与现在事实相反。
）2. If you had asked him yesterday, you would know what to d o now.（从句与过去事实相反，主句与现在事实相反。
）3. If I were you, I would have chosen to take the job.（从句与现在事实相反，主句与过去事实相反。
）二.解题方法找出主从句中的时间状语，然后根据各自的时间找出所对应的谓语形式。
如果没有时间状语，根据语境或上下文推断出动作发生的时间。
三. 例题1. If you______________ that late movie last night, you wouldn’t be so sleepy.A. haven’t watchedB. didn’t watchC. hadn’t watchedD. wouldn’t have watche d2. If Paul had received six more votes in the last election, he _ _______our chairman now.A. isB. wasC.would beD. would have been四. 总结混时虚拟语气的解题方法：1. 根据语境判断句子是否为虚拟语气。
高中英语语法 虚拟语气7大用法
2021年高中英语语法：虚拟语气7大用法虚拟语气是高中英语教学的重点和难点，在高考中虽然出现得不多，但作为一个独立的语法项目，我们也必须完全掌握这一考点。
从高考考查的情况看，三种与事实相反的条件句和主句的基本结构，以及用其他形式代替条件句和虚拟条件句的倒装是考查的重点，本文拟谈高考虚拟语气的常见考点，以便帮助大家掌握这一语法项目。
01用于条件句(一)用于if引导的非真实条件句If I were a boy，I would join the army．If my brother had taken my advice，he would have succeeded in the competition.If it were to rain tomorrow ，the football match would be put off．注意：主句中的should通常用于第一人称，would／could可以用于各种人称。
Were I to do the work，I should do it some other day．If I had his telephone number, I would call him now．If he had worked hard, he would have been in New York now．(二)用于含蓄条件句在表示假设的虚拟语气中，有时假设的条件并不以条件从句的形式出现，而是通过上下文或句中内在的逻辑关系，或用其他形式表达出来，这就是“含蓄条件句”。
常用的有以下几种方式：1．介词或介词短语，如but for，without，in case of, under，with，in等。
But for their help，we could not get over the difficulties．Without music，the world would be a dull place．2．连词，如or，otherwise，but，in case，lest，for fear that，so that等。
if的用法虚拟语气
if的用法虚拟语气一、概述使用虚拟语气的一个重要方面是if条件句。
在英语中，if引导的条件句可以表达对现实情况的假设、猜测以及对未来可能发生情况的虚构和愿望。
本文将介绍if 条件句的三种形式以及它们在不同语境中的用法。
二、Type 1 条件句：对现实情况的假设Type 1 条件句表示真实或可能发生的事实，并使用“现在时”来描述。
这种条件句引导下，主句可以使用一般现在时或将来时。
1. If + 简单现在时，主句一般现在时如果明天下雨，我会带伞。
If it rains tomorrow, I will take an umbrella.2. 如果明天下雨，我就不去野餐。
If it rains tomorrow, I won't go on a picnic.3. 如果你迟到，老板会生气。
If you are late, the boss gets angry.4. 如果他学习努力，他可以通过考试。
If he studies hard, he can pass the exam.三、Type 2 条件句：对现在虚拟情况及假设提出建议或警告Type 2 条件句用于描述目前不太可能或不太可能发生事实，并使用“过去时”来描述。
这种条件句引导下，主句使用虚拟语气来表达对未来情况的假设。
1. 如果我有更多时间，我会旅行。
If I had more time, I would travel.2. 如果她付出更多努力，她会取得好成绩。
If she worked harder, she would get better grades.3. 如果你离开公司，你将失去机会。
If you leave the company, you will miss the opportunity.4. 如果我是你，我会接受那份工作。
If I were you, I would take that job.四、Type 3 条件句：对过去虚拟情况及假设提出后悔或反悔Type 3 条件句用于描述过去不可能发生的事实，并使用“过去完成时”来描述。
条件句和虚拟语气的高级运用
条件句和虚拟语气的高级运用条件句和虚拟语气是英语语法中重要的一部分，它们被广泛应用于日常交流和各类写作中。
借助条件句和虚拟语气的高级运用，我们可以表达不同的假设、愿望、建议和反悔等情态。
本文将对条件句和虚拟语气的高级运用进行详细介绍。
一、条件句的高级形式1. 倒装条件句倒装条件句是指将主语和谓语的位置颠倒的条件句形式。
在实际运用中，倒装条件句通常用于表示某种无法实现的假设、虚构的情境或明显偏离现实的情况。
例如：Had I known the truth, I would have acted differently.（如果我当时知道真相，我会采取不同的行动的）在这个例子中，句子中的主谓位置颠倒，形成了倒装条件句，用于表达过去某个条件没有实现的情况。
2. 与现实相反的条件句与现实相反的条件句用于表达与事实相反的假设情况。
它由两个分句构成，其中一个表示与现在或将来事实相反的情况，而另一个表示这个与现实相反的情况的条件。
例如：If I were a bird, I would fly freely in the sky.（如果我是一只鸟，我将自由地在天空中飞翔）在这个例子中，条件句中的虚拟语气表达了一个与现实相反的情况，即作者并非一只鸟，但如果是的话，他会飞翔。
二、虚拟语气的高级运用1. 愿望与建议虚拟语气常用于表达愿望、建议和要求等情态。
具体地说，当我们希望某件事情发生或提出建议时，可以使用虚拟语气来表达。
例如：I wish I had studied harder when I was in school.（要是我在学校时努力学习就好了）在这个例子中，作者后悔自己在过去学习不够努力，希望事情发生的情况是与过去的事实相反的，因此使用了虚拟语气。
2. 虚拟条件虚拟条件是指表达一种假设情况下所产生的结果。
当我们要表达与现实相反的条件时，可以使用虚拟语气的虚拟条件形式。
例如：If I had taken the earlier flight, I would have arrived on time.（如果我坐早一班飞机的话，我会准时到达）在这个例子中，作者表达了一个与现实相反的条件，即他并没有坐早一班飞机，但这个条件下的结果是他会准时到达。
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Complete these sentences. Remember what you have learned about the If-Clauses:
a) If global emissions aren’t reduced, huge areas of land (1-to be )
………………..flooded and the world economy (2- to collapse ) …………………….. By 2050 up to one million species (3- to become) ……………………extinct due to the loss of natural habitats.
b) I ( to hear ) ……………………….Bush’s speech, if I had stayed in last night, but I
went to the cinema and watched “The day after tomorrow”.
c) If you ( to listen ) ……………………………. to Tom and Judie’s conversation here last
night , you
( find ) …………………………………………….out what they think about living in the country.
d) If I lived in a city”, he said, “ I ( to have )…………………………………….all the
amenities at hand. Besides I like that feeling of not being isolated from the rest of the world. If I lived in the country, I ( to miss) ……………………… the hustle and bustle of the general day-to-day routine of a city.
e)If they use other forms of energy, …………………………………………………………..
f) If industrialised countries u se most of the world’s energy, ……………………………..
g) If rich countries continue to squander( = spend) their money on fuel, ……………….
h) If people ( not / be ) ………………………..careless, they (not / pollute )
…………………………… .
i)Lots of animals ( perish) ………………………….., i f we ( destroy )
……………………….rainforests.
j) If we (want ) ……………………….to protect the remaining rainforests, we (give ) …………………..our support to organisations like WWF( World Wild Fund For Nature )
Complete these sentences. Remember what you have learned about the If-Clauses:
a) If global emissions aren’t reduced, huge areas of land (1-to be )
………………..flooded and the world economy (2- to collapse ) …………………….. By 2050 up to one million species (3- to become) ……………………extinct due to the loss of natural habitats.
b) I ( to hear ) ……………………….Bush’s speech, if I had stayed in last night, but I
went to the cinema and watched “The day after tomorrow”.
c) If you ( to listen ) ……………………………. to Tom and Judie’s conversation here last
night , you
( find ) …………………………………………….out what they think about living in the country.
d) If I lived in a city”, he said, “ I ( to have )…………………………………….all the
amenities at hand. Besides I like that feeling of not being isolated from the rest of the world. If I lived in the country, I ( to miss) ……………………… the hustle and bustle of the general day-to-day routine of a city.
e)If they use other forms of energy, …………………………………………………………..
f) If industrialised countries u se most of the world’s energy, ……………………………..
g) If rich countries continue to squander( = spend) their money on fuel, ……………….
h) If people ( not / be ) ………………………..careless, they (not / pollute )
…………………………… .
i)Lots of animals ( perish) ………………………….., i f we ( destroy )
……………………….rainforests.
j) If we (want ) ……………………….to protect the remaining rainforests, we (give ) …………………..our support to organisations like WWF( World Wild Fund For Nature )
Answers:
a- will be will collapse will become
b-would have heard
c-had listened….would have found
d-would have… would miss
e- they will save a lot
f-the planet will be at risk
g-the air will be more and more polluted
h-weren’t…..wouldn’t pollute
i-will/ would perish...............destroy/ destroyed j-want . (iv)。