高中英语 Module 5 Cloning Section Ⅱ Grammar—虚拟语气（1）学案（含解析）外研版选修6-外研版高二选修6英语学案VIP专享

Module 5 CloningSection Ⅱ Grammar——虚拟语气(1)[语法图解][课文原句感知]①If you were head of the government, would you allow cloning?②If we hadn't made adequate preparations, the conference wouldn't have been so wonderful.③If it were to rain/should rain/rained, the crops would be saved.④Had I worked hard, I would have surely succeeded.⑤Were she my daughter, I wouldn't allow her to study abroad.⑥Should I have time, I would call on her.⑦If they had started early yesterday morning, they would be here now.⑧If we hadn't made adequate preparations, we shouldn't dare to do the experiment next week.⑨But for your help, we couldn't have succeeded.⑩She wasn't feeling well. Otherwise she wouldn't have left the meeting so early.[语法领悟](1)①②③ 句为 if 引导的非真实条件句的三种基本形式。(2)④⑤⑥ 句为省略 if 的虚拟条件句。(3)⑦⑧ 句中，主句与从句动作所发生的时间不一致，称之为错综时间条件句。(4)⑨⑩ 句中，假设的条件不用 if 条件从句表示，而是通过介词短语 but for 或副词otherwise 等表达出来，这类句子叫“含蓄条件句”。一、虚拟语气在非真实条件句中的用法情况从句谓语动词主句谓语动词与现在事实相反一般过去时(be 的过去式用 were)would/should/could/might＋动词原形与过去事实相反过去完成时would/should/could/might＋have＋过去分词与将来事实相反一般过去时(be 的过去式用 were)should＋动词原形were to＋动词原形would/should/could/might＋动词原形If my brother were here, everything would be all right.要是我哥哥在这儿，一切都没问题了。(与现在事实相反)If I had enough money, I would take the beautiful dress for my daugther.如果我的钱够的话，我就会为女儿买下这件漂亮的衣服。(与现在事实相反)If you had got up earlier, you would have caught the train.如果你早点起床，你就会赶上火车了。(与过去事实相反)If it should rain/were to rain/rained tomorrow, we would have to put off the sports meeting.如果明天下雨的话，我们就得推迟运动会...