高一英语-虚拟语气用法讲解课件

1、Subjunctive Mood 用来表示说的话不是事实， 或者是不可能发生的情况， 而是一种愿望，建议，假设的 语气叫虚拟语气。 Part 1在非真实条件状语从句中 If , 。1. 与现在事实相反：If + 主语 +_ , 主语+ _ _ .If I _ time now, I _ with you. (have, go)hadwould godid/were would/should/could/ might do 2. 与过去事实相反：If +主语+_, 主语+ _ .If I _ hard, I _ in the exam. (not study, fail)had not stud

2、iedwould have failedhad donewould/should/could/might have done 用法归纳:虚拟语气在条件状语从句中的用法主从 句构 成时态虚拟条件 从句(if )主 句 与现在事实相反的 假设 与过去事实相反的 假设If + 主语 + did (be用 were)主语 + would/ should/could/ might +do If + 主语 + had done主语 + would/ should/could/ might have done 主从 句构 成虚拟条件从句(if)主 句 与将来情况相反的 假设If + 主语 + did If

3、+ 主语 +were to do If + 主语 + should do主语 + would/ should/could/ might do时态Fill in the blanks with proper forms:1. If I _ (have) more time, I _ (learn) another foreign language.2. If he _ (be) here now , he _ (show) us how to perform the experiment.3. If I _ (receive) your e mail then, I _ it . (answer

4、)hadwould learnwerewould showhad receivedwould have answeredPractice 4. If we _ (not rely) on our own strength, we _ (die) of starvation.hadnt reliedwould have died5. If I _ (tell) him tonight, he _ (be) greatly surprised.6. I _ (ask) him to ring you up if I _ (see) him.7. If you _ (get) back next w

5、eek, we _ (go) camping together.told/were to tell/should tellwould bewould asksaw / should see / were to seegot/should get/were to tellwould go2. If 可能被省略,从句要倒装Were she in charge (= If she were in charge) , she would do things differently.Had I known your address (= If I had known your address) , I

6、would have written before.Should you change your mind (= If you should change your mind), no one would blame you.1Without examinations，students today _ (live) a much happier life.2.I was busy yesterday, or/otherwise I _ (come) to help you.3.He_ (succeed), but he was too careless.Note : 有时不用条件状语从句, 而

7、用介词短语, or, otherwise 或but 引导的并列句等来表示某种假设的情况, 叫做含蓄条件句。 would livewould have comecould have succeeded,4 You are late. If you _ a little minutes earlier, you _ him.A came, would meet B had come, would have met 5 But for the storm, we _ a pleasant journey. A should have B have had C would have D should

8、have had 6 _ earlier, I could have done something.A Have I been informed B Had I been informed C I had been informed7 _ to do the work, I should do it some other day. A If were I B I were C Were I D Was I8 Without the computer, the problem _ in such a short time. A couldnt be solved B wouldnt have s

9、olved C couldnt have been solved 9 Without electricity, human life _ quite different today. A will be B would be C is Wish In Subjunctive moodPart2I wish I were as tall as you.I wish I were a butterfly.I wish I hadnteaten so much watermelon.1)as if / as thoughas if / as though + past subjunctivePart

10、 3在 command, order , require ,demand, request, insist, propose, suggest等动词后面的宾语从句，要用虚拟语气，其谓语动词用(should) +动词原形We suggest that we (should) have a meeting.We insisted that they (should) go with us.记住：insist / suggest 各有两种意思，要用不同的语气 Insist 表示“坚决要求”时，用虚拟形式，即 should + do; Insist 表示“坚称，坚持说”时，用陈述语气，表示事实。 Su

11、ggest 表示“建议”时，用虚拟形式。 Suggest 表示“表明、暗示”时，用陈述语气。 1.He suggested that we _ it at once.(do)2.His pale face suggested that he _ ill. (be)3.We insisted that the meeting _ off.( put)4.Mike insisted that he _ nothing.(steal)should dowasshould be putstole.在主语从句中，谓语动词可以用虚拟语气表示惊奇，不相信，惋惜，理应如此等主观的情感,其谓语动词用(shoul

12、d) +动词原形。1.It is important that we (should) clean the room every day. (necessary, natural, strange,etc. )2.It is a pity that you (should) be so careless. (a shame, no wonder, etc.)3.It is suggested that Miss Liu (should) give a performance at the party.( decided, ordered, requested, proposed,etc). I

13、f only 意为：若是.那该多好啊; 真希望.; 只要, 只要.就好If only I had arrived in time!If only she didnt drive so fast.If only I were a bird.If only I had taken his adviceIt is (high) time that did/should do （should不可省） It is time that we left school.would rather that did/had doneI would rather Tom played with me.-Can I smoke here? -Id rather you didnt.I would rather he painted it blue.I would rather you had gon