Unit12 Section A Grammar Focus-4c课件2022-2023学年人教版九年级英语全册

Section A GF-4c Unit 12 Life is full of the unexpected . 把下列短语翻译成英语。 1. 即将 2. 倒杯咖啡 3. 排队等候 4. 起床 5. 出去 be about to get a coffee wait in line get up get outside Revision 6. 迟到 7. 到时候 8. 闹铃响 9. 开始做某事 10. 搭便车 be late for by the time go off start doing sth. give sb. a lift Learning objects(学习目标) By the end of the class, you will be able to: 1. Learn the following key words and phrases cream, workday, show up, bean, market, by the end of 2. To learn to understand the use of past perfect tense. 3. To be able write sentences using by the time or before. 观察以下句子中主句和从句的时态特点 1. 过去完成时的构成: 由“助动词had+动词的过去分词”构成。 否定式为“had not+动词的过去分词”, had not缩写为hadn’t。 2. 过去完成时的含义: 过去完成时表示在过去某一时间或动作之前已经发生或完成了的动作。它表示动作发生的时间是“过去的过去”。 过去完成时复习 过去完成时的用法: 1)表示—个动作或状态在过去某一时间或动作之前已经完成,发生在“过去的过去”。这个过去的时间可以用by,before等介词短语或者—个时间状语从句来表示。 e.g. When I woke up,it had stopped raining. 我醒来时,雨已经停了。 2) 表示某一动作或状态在过去某时之前已经开始,一直延续到这一过去的时间。常用表延续的时间状语如: by the end of+ 过去的时间点,by the time+从句等。 e.g. By the end of last year, she had worked in the factory for twenty years. 到去年年底,她已经在这家工厂工作20年了。 【中考链接】 1. The plane _when we got to the airport. A. had taken off B.was taken off C. will take off 2. By the time I got to the meeting room, Mr. Li _his report. A. finishes B. has finished C. had finished 3. When I got to the bus stop, the bus _already_. A. has; left B. had; left C. has; been away 4. When we got to the hospital,Mary _there. A. has left B. had left C . left 5.We_four thousand new words by the end of last year. A. had learned B. learned C.has learned 6.I found I_my bag at home when I got to school. A. had lost B. had forgotten C. had left A C B B A C 4a Make sentences using by the time or before. 1. Tim went into the bathroom. Mary got up. By the time Mary got up, Tim had already gone into the bathroom. 2. The coffee became cold. I put cream in the coffee. _ 3. The teacher collected the math homework. I got to school. _ 4. I completed the work for my boss. The workday ended. _ 5. The movie started. I arrived at the cine