If引导的虚拟语气ppt课件.ppt

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1、If引导的条件句、虚拟语气,如果上天能够再给我一次机会,我会对那个女孩说：“我爱你” 。,If I had one more chance, I would say to the girl “I love you”.,虚拟语气定义： 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。,If I had one more chance, I would go to university again.,if引导的虚拟条件句,If she invited me, I would go to the party.,假如她邀请我参加聚会，我就去。,If she h

2、ad invited me yesterday, I would have gone to the party.,假如她昨天邀请我参加聚会，我就去了。,If she should invite me tomorrow, I would go to the part,如果她明天邀请我参加聚会，我会去的。,1. 对现在的虚拟,一、if引导的虚拟语气的三种情况,If I were you, I would/ could/ should/ might do that.,If I had money, I would/ could/ should/ might buy that house.,2. 对过

3、去的虚拟,If I had known that yesterday, I would/ could/ should/ might have told you.,If she hadnt eaten so much candy, she wouldnt have had her teeth pulled out.,3. 与将来事实相反的假设,If it should rain, the crops should/ would/ could/ might be saved.,If I,becamewere to become should become,a scientist in the fu

4、ture,对将来情况的虚拟：,I would try to find a cure for cancer.,Fill in the blanks,would/could/should/might+动词原形,动词过去式(be动词用were),had+过去分词,would/could/should/might + have+过去分词,would/could/should/might+动词原形,1. 动词过去式2. should+动词原形3. were to+动词原形,1.If the world-war broke out again, what _(happen) to our people o

5、n earth?2. What _(happen) if you _ (get up) too late tomorrow?3. If I _ (meet) you yesterday, we _ (go) to the concert together.,were to get up/ got up/ should get up,would happen,had met,would have gone,would happen,对现在假设,对将来假设,对过去假设,1. If I _ a map, I would lend it to you. a. have b. had c. should

6、 d. would2. Alan _ the party if he had gone to London. a. would have missed b. had missed c. would miss d. missed,1. The teacher suggested that we (should) have a rest.2. It is suggested that he (should) come to see us.,表语从句,宾语从句,3. My suggestion is that we (should) read English newspapers to improve our English.,主语从句,3. My suggestion that we (should) read English newspapers is very important.,同位语从句,在表示“坚持”、“命令”、“建议”、“要求”等后的宾语从句要用虚拟语气。这类动词有人归纳为:一个坚持 (insist)、两个命令 (order, command)、三个建议 (advise, suggest, propose)、四个要求 (demand, require, request, ask)这类虚拟语气由“should+动词原形”构成，,