英语人教版八年级下册Unit5SectionAGrammar Focus-4c.doc

Unit 5 What were you doing when the rainstorm came?Section A (Grammar focus-4c)一、教学目标：【知识目标】能运用过去时态描述过去发生的事情。【能力目标】能听懂有关过去发生的事件，能简单描写过去发生的事件。 【情感目标】通过学习本课，培养学生在困境中互帮互助的品质。二、教学重点： 单词短语: rainstorm, suddenly, alarm , go off , pick up , strange, report, area, wood, light, window, match, beat, heavily, against, asleep, fall asleep, die down, rise, apart, passage, pupil, bright, play ground, bell, completely, silence, in silence, recently, date, tower, at first, realize, truth 句子: 1. What were you doing at eight last night? I was taking a shower. 2. What was she doing at the time of the rainstorm?She was doing her homework. 3. What was he doing when the rainstorm came?He was reading in the library when the rainstorm came. 4. What was Ben doing when it began to rain heavily?When it began to rain, Ben was helping his mom make dinner. 5. What was Jenny doing while Linda was sleeping?While Linda was sleeping, Jenny was helping Mary with her homework 语法：过去进行时。三、教学难点：when, while引导的时间状语从句中的过去时和过去进行时 四、教学设计Step 1 Revision1. 过去进行时基本概念 来源:Z_xx_k.Com过去进行时表示在 时间内 动作。这一特定的过去时间除有上下文暗示以外, 一般用时间状语来表示。2. 结构：“was/were + v-ing” Step 2 Pair work1. Talk about what the people in picture were doing at the time of the rainstorm.2. Make up sentences.Step3 Grammar Focus一按要求完成练习, 并总结出句子中包含的语法。1.What you （do) at eight last night?2. She (do ) her homework at the time of the rainstorm.来源3. He was reading in the library when the rainstorm (come).4. When it began to rain, Ben was helping his mom make dinner.(翻译句子)5. While Linda (sleep)，Jenny was helping Mary with her homework. 二巩固句型:1. A: 昨晚八点你在干什么？ B: 我(当时)在淋浴。2. A: 暴风雨来的时候他在干什么 B: 暴风雨来的时候他在图书馆看书3. A: Linda在睡觉的时候, Jenny在做什么？来源:Z.xx.k.Com B: Linda在睡觉的时候, Jenny在帮助玛丽做作业。Step 4 过去进行时中的when和while When和While都可表示“当的时候”，引导时间状语从句。你知道两者在过去进行时中的用法有什么不同吗？请仔细观察下面的例句，然后补全空格中的内容。 I was walking to school when I saw a cat in a tree. When Sally got home, her mother was cleaning the house. While I was sleeping in the bedroom, someone knocked at the door. David fell while he was riding his bike. While Andy was waiting for the bus, he was reading a newspaper. He was cleaning his car while I was cooking.总结：When+ 时态。 动词为 短暂性/ 持续性. While + 时态。 动词为 短暂性/ 持续性.Step 5 Practice一用when或 while 填空。1. I was looking for information on the Internet, the door bell rang. 2. He was making a model plane I saw him.3. I was running, my mother and my sister were flying a kite.二活学活用4a. Look at the table and write sentences with both while and when.JohnMarytake photosbuy a drink play the pianoleave the houseclean his roomturn on the radio1. While John was taking photos, Mary bought a drink. John was taking photos when Mary bought a drink.2. While John was playing the piano, Mary left the house. John was playing the piano when Mary left the house.3. While John was cleaning his room, Mary turned on the radio. John was cleaning his room when Mary turned on the radio.三考点连接1. What you at 8:00 yesterday? (2014年春期末)A. did, do B. are, doing C. were, doing2. I was cleaning the room while my sister TV. (2014年春期末) A. was watching B. watched C. is watching3. What you at this time yesterday?（20142015全能竞赛）A. are, do B. are, doing C. were, doingStep 6 HomeworkFill in the blanks with was, were, when or while. At 7:00 a.m., I woke up. _ I _ making my breakfast, my brother _ listening to the radio. _ I was eating, the radio news talked about a car accident near our home. My brother and I went out right away to have a look. _ we got to the place of the accident, the car _ in bad shape from hitting a tree. But luckily the driver _ fine. The roads _ icy because of the heavy snow from the night before.Step 7 Blackboard DesignUnit 5 What were you doing when the rainstorm came?Section A 3 (Grammar focus-