人教版九年级 英语 Unit 4 阶段专题相关复习.ppt

Unit 4 阶段专题复习 【探究总结】 1. 含义: 虚拟语气表示说话人的愿望、假设、猜测或建议, 不表示客观存在的事实。它主要通过句中谓语动词的特殊形式来表示。虚拟语气表示与现在、过去或将来事实相反的情况。 2. 句式: (1)表示与现在事实相反时, 虚拟条件句中的谓语动词用___ _________, 主句中的谓语动词一般用__________________ _______________。例如: If I had time, I would/should/could /might go sightseeing with him. 假如我有时间, 我就(可能)和 他一起去旅游观光。(事实上现在没时间) (2)如果虚拟条件句中的谓语动词是be, 一般用_____。例如: If I were you, I would buy her a small present. 假如我是你, 我会 给她买一份小礼物。(事实上我不是你) 一 般过去式 would/should/could/ might+动词原形 were 3. 辨析: 过去时态中的虚拟语气与将来时态中的虚拟语气 时间 if从句谓语 主句谓语 过去 _____________ would/should/could/might _____+_________ 将来 ①___________ ②should+动词原形 ③_______+_________ would/should/could/might+动词原形 had +过去分词 have 过去分词 动词过去式 were to 动词原形 【实战演练】 Ⅰ. 用所给动词的适当形式填空 1. If I　　　(have) a lot of money, I would build a new school in my hometown. 2. If he　　　(be) here, he would help me deal with the problem. 3. If the weather were fine, we　　　(climb) the mountain. 答案: 1. had　2. were　3. would climb 4. If they　　　(know) the truth at that time, they would have never done it. 5. If I should go to Europe this summer, I　　　(go) by ship. 答案: 4. had known 5. would go Ⅱ. 单项选择 1. If I　　　the lottery(彩票), I would travel all over the world and buy a big house. A. win B. won C. have won D. had won 2. If there　　　no air or water, all living things would die. A. is B. was C. are D. were 3. The cup　　　if you dropped it. A. will break B. would break C. had broken D. has broken 4. If it were to　　　, the crops would be saved. A. have rained B. rain C. rained D. had rained 　　本单元以“有趣的和令人尴尬的情境”为话题, 围绕这一话题谈论假想的情境, 并在假想的情境下发表自己的观点和看法, 提出解决问题的建议和方法。而最能全面体现本单元话题及语言运用能力的话题作文就是“假如我是一名老师/记者/富翁/……”, 这也是单元测试和中考等试题中常考的话题作文之一。 【习作在线】 有人说: 教师是太阳底下最光辉的职业。在日常生活和学习中, 时常有老师的身影, 他们给你留下了深刻的印象, 或许将来你也会成为一名老师。请以If I were a teacher为题, 写一篇短文。 要求: 1. 书写规范, 语言正确, 逻辑通顺。 2. 运用虚拟语气。 3. 词数: 60~80个(开头和结尾已给出, 不计入总词数)。 If