高中英语 Unit5SectionB同步精品课件 重庆大学版必修5VIP免费

Section B Language Focus课堂互动探究Unit 1预习多维感知Section B预习多维感知Ⅰ. 词语翻译1 ． get sick________________2 ． all day long________________3 ． be based on________________4 ． together with________________5 ． according to________________答案 :1. 生病 2. 整天 3. 基于 4. 和……一起 5. 根据Ⅱ. 语法现象体验1 ． (2011 年高考陕西卷 )I ________ through that bitter period without your generous help.A ． couldn’t have gone B ． didn’t goC ． wouldn’t go D ． hadn’t gone解析：选 A 。考查虚拟语气。句意：如果没有你慷慨的帮助，我不可能度过那段痛苦的时期。与过去事 实 相 反 的 虚 拟 语 气 主 句 用 would/could/should/might have done ，根据句意可知应选 A 项。2 ． (2011 年 高 考 天 津 卷 )I ________sooner but I didn’t know that they were waiting for me.A ． had come B ． was comingC ． would come D ． would have come解析：选 D 。考查虚拟语气。句意：我不知道他们一直在等我，要不然我肯定会迅速点儿。根据句意可知，这里是对过去的虚拟，故主句用“ would have done”的形式，故选 D 项。3 ． (2011 年 高 考 福 建 卷 )—Pity you missed the lecture on nuclear pollution.—I ________ it ， but I was busy preparing for a job interview.A ． attended B ． had attendedC ． would attend D ． would have attended解析：选 D 。考查虚拟语气。由 but I was busy preparing for a job interview 可知，答话人由于忙着准备求职面试，并未去听讲座，由此可知空白处是对过去的虚拟，所以空白处应用“情态动词＋ have done” 结构。课堂互动探究虚拟语气 (Ⅰ)虚拟语气表示所说的话不是一个事实，而是一个与事实相反的假设 , 或表示不可能实现的愿望或空想。虚拟语气是通过谓语动词的变化来体现的。语法精讲语法精讲规则展示一、在虚拟条件句中的谓语动词变化如下：时间从句主句与现在事实相反动词过去式 (be 动词用 were)should/would/might/could ＋动词原形与过去事实相反had doneshould/would/could/might ＋have done时间从句主句与将来事实相反1. 动词过去式...