人教版选修六虚拟语气课件

1、虚拟语气Subjunctive Mood If虚拟条件句 凤台一中 马菲菲,一. 语气的分类,陈述语气 祈使语气 虚拟语气,Step1. Approaching and presenting the grammar,1、陈述语气 ：陈述语气用于陈述句中：eg. The sun is larger than the earth 太阳比地球大 2、祈使语气：表示恳求、建议或邀请 eg. Speak more slowly! 讲慢点 3、虚拟语气：是动词的一种特殊形式。它用来表示所说的不是事实，或者是不可能发生的情况，而是一种愿望、建议或是与事实，或是与事实相反的假设。 eg. If I were

2、a boy，I would turn off my phone,一、虚拟语气在“if”非真实条件句中的应用 条件句可分为两类: 一、真实条件句: 真实条件句用于陈述语气，假设的情况可能发生，其中 if 是如果的意思。 二、非真实条件句: 非真实条件句用虚拟语气, 假设的情况不可能发生, 或者可能性很小, 其中if 是“要是、如果”的意思。即:“要是就好了”; “如果, 就会”,一、真实条件句,If he comes, he will /shall bring his football.,条件从句， 主句,(一般现在时) ( shall/will + V原形),if 虚拟条件句的结构,1. 表示

3、与过去事实相反 的假设 2. 表示与现在事实相反 的假设 3. 表示与将来事实相反 的假设,If Tom hadnt slept , he wouldnt have missed the plane. If you had come earlier , you would have met him.,观察分析,1.与过去事实相反,had+过去分词 （过去完成时）,should/would/could/might +have + 过去分词,归纳总结,1.If he (not be) ill ，Xiao Jiang would have done something to help us,had

4、not been,2. If I had had enough time, I my work. A. would finish B. must have finished C. would have finishedD. had finished,小试牛刀,If I were a boy，I would turn off my phone If I had a mobile phone, it would be convenient for me to get in touch with my dad,2.与现在事实相反,动词的过去式 Be的过去式用were,should/would/cou

5、ld/might+V原,观察分析,归纳总结,I am not tired. If I were tired，I_(have) a rest. If there (not be) electricity， there (be) no modern industry. 3. If someone (call) you a fool, what would you say or do ？,would have,were not,would be,called,小试牛刀,例一： A:If you had a lot of money, what would/might. you do now ? B:

6、If I had a lot of money now, I would . 例二： A:If a fire broke out now, what should/could. you do ? B:If a fire broke out now, I should . .,If +主 +过去式（be动词的过去式用were）., 主+ would/could /should/ might +动词原形,Discuss with your deskmate and make a short dialogue.,1.If you came tomorrow, we would hold a part

7、y. finishing line together. 2.If you should fail the test again , what would you do？ 3.If it were to rain tomorrow , we wouldnt go out .,观察分析,3与将来事实可能相反或假设,过去式 should+v.原 were to +v.原,should/would/could/might+V.原,归纳总结,Step3 Conclusion,条件从句,If 从句的 谓语形式,主句的谓语形式,现在,过去,将来,过去时（were）,过去完成时,would/could/sho

8、uld/might +V（原）,would/could/should/might+have+p.p.,1.过去时 2.should+V. 3. were to do,would/could/should/ might +V.（原）,1. 完成句子 (1) If I _(have) time, I would go there. (2) If you had come earlier, you _(miss) the bus. (3) If it _(rain) tomorrow, the sports meet would be put off.,had,couldnt/wouldnt hav

9、e missed,should rain/were to rain,Step4. Practicing and improving,2. Change the following sentences:,1. They are not here, so they cant help you now. If they _ here, they _ _ you now. 2. He did not come yesterday, so I did not tell him about it. If he _ _ yesterday, I _ _ _ him about it.,were,could,

10、help,had,come,would,have,told,3. Lily did not eat anything last night because she felt ill If Lily _ _ well , she _ _ _ something. _ Lily _ well, she _ _ _ something.,had,felt,would,have,eaten,Had,felt,would,have,eaten,3. Choose the best answers:,What would have happened if you _ her child? A. couldnt help B. wouldnt help C. hadnt helped D. didnt help 2. If you _ any problem, please dont hesitate to ask your teacher. A. have B. would have C. are going to have D. will have