人教八年英语下unit 5教学设计克东县玉岗一中 郭长启.doc

人教新目标八年级英语下册Unit 5 What were you doing when the rainstorm came?第一课时 教学设计 克东县玉岗镇第一中学 郭长启Unit 5What were you doing when the rainstorm came?The First PeriodSection A (1a2d) I. Teaching aims 1. 能让学生运用过去时态描绘过去发生的事情2.能听懂有关过去发生事件，能简单描绘过去发后的事件3. Key words: rainstorm, suddenly, alarm, begin, heavily, suddenly, strange 4. Key phrases: at the time of, wait for, on the street, at the bus stop, go off, take a shower, miss the bus, pick up, so many times, at that time 5. Important sentences: What were you doing when the rainstorm came? What was the girl doing at the time of the rainstorm? What were you doing last night, Linda? I called at seven and you didnt pick up. While you were sleeping, I called Jenny and she helped me.II. Important points:1. 重点短语和句型2. 过去进行时态的用法3. when和while的用法III. Difficult points:1. 过去进行时态的用法2. when和while的用法IV. Teaching process Step 1 Review Practice the conversation.T: Hello! My dear class. What did you do yesterday? Could you please help your parents take out the rubbish/do the dishes/fold the clothes?Ss: No, we cant.T: No? Why dont you help your parents? You know they are your parents.Ss: Yes, we know. But we are angry with them.T: Oh, thats not a big deal. Why dont you talk to them? You should communicate more. Ss: OK, thats a good idea, we will.Step 2 Lead inUse the following sentences:What are you doing now? Whats the girl doing now？Whats the boy doing now?What are they doing now?lead to the past progressive tense.What were you doing at this time yesterday?What was she doing at seven oclock yesterday morning?What was he doing at three oclock yesterday afternoon?What were they doing at ten last night?Step 3 Learn the past progressive tenseLanguage points 过去进行时态: 表示在过去某一时刻或某一段时间内正在进行或持续进行的动作。其结构为:主语be的过去式was/were动词的现在分词其他。其中be随主语的人称和数的变化而变化。当主语是第一人称或第三人称单数时用was，主语是第二人称或第一、三人称复数时用were。I was watching TV at that time.那个时候我正在看电视。这是过去进行时态的简单句形式， 过去进行时态的否定形式为：was/were not + doing (wasnt / werent) 过去进行时态的疑问形式为： Was/Were + doing？ Yes, was. / No, were.注意：过去进行时态常见的时间状语为at that time / at this time / last night / at 8:00 yesterday evening / when + 过去时 请同学们看白板进行练习 Step 4 Practise the new tense Look at“Guessing games to relax” T：Last night，I went to the Boys Dorm(宿舍). Please guess!What were the boys doing when I arrived?What was Jerry doing when I arrived?Ss: He was sweeping the floor. (guess) T: What was James doing when I arrived?Ss: He was folding the clothes.T: What was Tim doing when I arrived?Ss: He was brushing his teeth.T: Where was Andy when I arrived ?What was he doing?Ss: Maybe he was taking a shower in the bathroom.Step 5 Work on 1a1c1.自主大声朗读1a中的句子,然后两人一组互相朗读翻译。2.认真观察1a中的图片，将图片和句子匹配，完成后参考白板核对答案。3.学生齐读1b中的短语，为听力做好准备。4.听录音,在1b中圈出你所听到的回答，参考白板核对答案。5.再听一遍录音，并跟读对话。6.结对练习1c中的对话，并请一些学生利用白板上给出的结构表演对话。7.模仿1c中的对话，用1b听力材料中的信息与同伴编练新对话，并邀请几组学生表演对话。A:What was the girl doing at the time of the rainstorm?B:She was .Step 6 How to use when and whileExplain when and whilewhen和while都可表示“当的时候”，引导时间状语从句。两者的区别如下: 1用when引导的状语从句表示时间，说明一个动作发生时，另一个动作正在进行，也可表示正在进行某一动作时，另一动作发生了。2while引导的时间状语从句:表示某个动作正在进行的同时，另一动作也在进行之中，这时主从句都用进行时态，有对同类的两个动作进行对比的意味；也可表示某个动作正在进行时，另一个动作发生了。3. 简单的说when后面跟的动作不延续, 常跟一般过去时，而while后面跟的动作延续, 常跟过去进行时。4. While和when之间可以相互转换，只不过是要选用相应的动词及形式，如：1）When the alien got out, the girl was shopping. = While the girl was shopping, the alien got out. 2）When the UFO landed, the boy was walking down the street. = While the boy was walking down the street, the UFO landed请同学们做下列练习：(师生互动完成此项任务)1). T: While John was playing the piano, Mary left the house. Ss: John was playing the piano when Mary left the house.2). T: While John was cleaning the room, Mary turned on the radio. Ss: John was cleaning the room when Mary turned on the radio.3). T: While John was shopping, Mary took the car to the car wash. Ss: John was shopping when Mary took the car to the car wash. 在熟练掌握when和while的用法后再深入教材，学习就容易多了。Step 7 Work on 2a2d1.认真观察2a中的图片，然后听录音,根据听到的顺序为图片标序号，通过白板集体核对答案。2.再认真听一遍录音，根据对话内容完成2b的填空，完成后通过白板集体核对答案。3.听第三遍录音，学生跟读。4.仿照2c的形式，利用2a中的对话信息复述记者和男孩之间的对话,完成后邀请几组学生表演对话。TV reporter: Tell us what happened yesterday morning?Boy:.TV reporter: So, when the rainstorm suddenly came, what were you doing?Boy:.5. Ask four questions about the dialogue in 2d What was Linda doing at seven last night?Was Linda having a shower at nine last night?Why did Mary call Linda?Who helped Mary at last?The answers are:1. She helped her mother.2. No, she wasnt. She was sleeoing.3. She needed help with her homework.4.Jenny.Step 8 Practice in classI. 选择题1. They _ the classroom at 7:00 last Tuesday morning.A. cleaned B. are cleaning C. were cleaning2. While the girl _, the bus _.A. is shopping, come B. was shopping, came C. shopped, was coming3. He_ hair when I _ him.A. cut, found B. was cutting, found C. cut, was findingII. 用所给词的正确形式填空1. What _ (be) you _ (do) when he arrived?2. Jim _ (sleep) when I came in.3. They _ (watch) TV at 8:00 yesterday evening.4. Now he _ (read) and _(write). III. 拓展题 1.他打电话给我时，我正在洗澡。2.我妈妈正在做晚饭时，我回来了。3.飞机起飞时，我正站在机场前面。Keys:I. 选择题 1. C 2. B 3. BII. 用所给词的正确形式填空1. were doing 2. Was sleeping 3. Were wacthing 4. is reading writingIII. 拓展题1. I was taking a shower when he called me up.2. While my mother was cooking supper, I came back.3. I was standing in front of the airport when the plane took off.Homework 1.Remember the words and phrases in this lesson.2.Make a dialogue using “the past progressive tense”.3. Complete workbook.BlackboarddesignUnit 5 what were you doing when the rainstorm came?Section A (1a-2d) I. present progressive tense past progressive tense am/is/are doing was/were doing am/is/are not doing was/were not doingAm/Is/Are doing Was/Were doingII. When a