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课件网) 高二选修6 Learning about language Unit 2 Poems 课前自主学习 阅读下列句子，并体会黑体部分的用法 1．If the rules of perspective had not been discovered，no one would have been able to paint such realistic pictures. 2．Without the new paints and the new technique，we would not be able to see the many great masterpieces for which this period is famous. 3．There are scores of modern art styles，but without the Impressionists，many of these painting styles might not exist. Grammar The Subjunctive Mood 新课讲解 虚拟语气在条件句中的应用 条件句可分为两类, 一类为真实条件句, 一类为非真实条件句。非真实条件句表示的是假设的或实际可能性不大的情况, 故采用虚拟语气。 ※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。 ※非真实条件句 非真实条件句用语虚拟语气, 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……” 1. If I had enough money, I would travel around the world. 2. If I were you, I would give AIDS patient a hug. 与现在事实相反 3. If I had taken your advice, I wouldn’t have made a mistake. 4. If he had been there, it wouldn’t have happened. 与过去事实相反 5. If it should rain tomorrow, they wouldn’t go for an outing. 6. I think we could do it, if we planed it properly and could borrow the tools. 7. If we were to have three days off, we would enjoy a very happy life. 与将来事实相反 ※ The meaning of the sentence of subjunctive mood. If he had come yesterday, I should/ would have told him about it. 含义: He did not come yesterday, so I did not tell him about it. If he had not been ill and missed many classes, he would have made greater progress. 含义: He was ill and missed many lessons, so he did not make greater progress. 新课讲解 时间 条件从句的动词 主句的动词 与现在事实相反 与将来事实可能相反 与过去事实相反 一.虚拟语气在If条件句中的虚拟语气(以do为例) did (be用 were) would/should/ might /could + do ① did ② should + do ③ were to + do would/should/ might /could + do had + done would/should/ might /could + have done 时间 动词形式 例句 与现在事实相反的愿望 将来难以实现的愿望 与过去事实相反的愿望 wish+宾语从句(宾语从句中的动词变化如下表) did(be用were) I wish I were ten years younger. could/would/might + do The last chance has been lost. How he wishes he could have another chance. had done He wishes he had gone to the concert last night. 新课讲解 主句 从句谓语形式 意义 I would rather 从句与现在事实相反 从句与将来事实相反 从句与过去事实相反 I insist/ demand/ suggest/order/ propose… 表示“建议、命令、要求”等，从句与将来事实相反 did (be 用 were) had done did (be 用 were) (should) do 新课讲解 句型 从句谓语形式 意义 as if/ though 引导的从句 对现在的虚拟 对过去的虚拟 对将来的虚拟 It is important (necessary/ natural/ strange/ a pity …) that 虚拟语气 三．虚拟语气的其他用法 ( 以do为例 ) did (be 用 were) had done would / could / should / might + do ① (should) do ② should have done 新课讲解 句型 从句谓语 ... ...
