八年级英语上册 Unit 3 What were you doing when the rainstrom came？SectionB 3a-Self check精品课件 .ppt

,Unit 3,What were you doingwhen the rainstorm came?,Section B3a-Self check,Free tallk,Look at the picture and talk about what they were doing when the plane hit the World Trade Center.,What was/were sb. doing when the plane hit World Trade Center?,Sandy,Twin brothers,Sammy,father,mother,dog,3a Make notes about an event you remember well.,What was the event?When did it happen?Where did it happen?What were you doing?What were your friends doing?Why was it important?Why do you remember this event?,Writing,写作指导,3b Write a short article about the important event in 3a. Try to write three paragraphs.,First, write about the event(when and where it happened).,An important event that I remember well was _. It happened in/on _ at /in _.,Wenchuan Earthquake,May 12, 2008,Wenchuan, Sichuan,Next, write about what you and some of your friends were doing when this event happened.,When I heard the news of this event/When this event happened, I was _. My friends were _.,Then, write about why this event was important.,This event is very important to me because _. / I remember this event well because _.,An important event that I remember well was Wenchuan Earthquake. It happened on May 12, 2008 in Wenchuan, Sichuan. When I heard the news of this event, I was working. My friends were watching games on TV. This event is very important to me because many people died in the earthquake. They need some help. Lots of people came to help them.,One possible version,单元复习,单元目标,when, while,过去进行时,1. 概念: 表示过去某个时刻或过去一段时间正在进行的动作。2. 句子结构: 主语 + was/were + doing sth. + 时间状语3. 时间状语词: at 5:00 yesterday afternoon, at that time, then 等连用, 或者用另一动作来表示过去的时间。如：,过去进行时,They were playing basketball when she arrived.While they were playing basketball, she arrived.,过去进行时着重描述当时正在持续进行的动作，它的特点是：暂时，持续和未完成，强调过程；一般过去时表示发生过的动作或存在的状态，即表示动作发生过，而且已经结束了，强调结果。,过去进行时与一般过去时的区别,1) Shirley _ a book about China last year but I dont know whether she had finished it A. has written    B. wrote C. had written    D. was writing,D,2) Mary _ a dress when she cut her finger. A. made      B. is making C. was making      D. makes,was making 表示正在做衣服的过程，如用made 则表示这一动作已结束，做衣服的动作已结束与 cut her finger 就没有联系。,C,3) He _ (write) a letter, then went to bed.,wrote,wrote 表示动作已结束，做另一件事，如用was writing 就与 went to bed 在逻辑上相矛盾。,过去进行时侧重表示动作延长的时间长度; 一般过去时表示过去某时发生过某事，侧重说明事实。,He _ all night last night. （生动的描写，他一直写） He _ something last night （说明他写了的事实）,was writing,wrote,注：下列几类动词通常不用过去进行时。 表示状态的动词 be； 感官动词：feel, hear, see, smell, taste等; 表示思维或心理状态的动词：believe (认为), forget, consider, know, remember, hope, wish, want 等； 表示所属关系的动词：belong, have, own, hold (容纳)等。,区别：1. 由when引导的时间状语从句，主句用过 去进行时，从句应用一般过去时； 由while引导的时间状语从句，主句用一般过去时，从句应用过去进行时。When the teacher came in, we were talking. 当此句改变主从句的位置时，则为： While we were talking, the teacher came in.,when, while,2. 如果从句和主句的动作同时发生，两句都用过去进行时的时候，多用while引导。如： They were singing while we were dancing.,1. I _ my homework when Mike _ last night.  昨天晚上迈克来的时候我正在写作业。2. While Ann _ TV, her father _ home.  安正在看电视时，她父亲回来了。,was doing,came,was watching,came,活学活用,3. What were you doing when I _ at the door?  我敲门(knock)的时候你在干什么？4. She _ the room when I _ to see her.  我去看她的时候她不是在打扫房间。,wasnt cleaning,went,knocked,1. 感觉像2. 首先3. 入睡4. 逐渐变弱5. 确信6. 醒来7. 凌乱8. 清洁9. 互相帮助10. 在困难时期,feel likeat firstfall asleepdie downmake surewake up in a messclean up help each otherin times of difficulty,单元复习,重要短语,1. What were you doing at eight last night? I was taking a shower.2. He was reading in the library when the rainstorm came.3. While Linda was sleeping, Jenny was helping Mary with her homework.,单元复习,重点句子,1. _ I was walking home from school, I saw a strange light in the sky. But _ I pointed it out to my friend, it went away.2. _ I told my older brother about the strange light in the sky, he just laughed and didnt believe me.3. _ my brother was laughing, the television news reported that other people had seen the light as well.,1. Fill in the blanks with when or while.,Self-check,While,when,When,While,2. Fill in the blanks with the correct forms of the words in brackets.,When I _ (be) in the sixth grade, I _ (join) a piano competition. I _ (practice) for four hours every day and my piano teacher _ (come) three times a week to _ (help) me. Then the big day finally _ (arrive). I _ (be) so nervous when they _ (call) my name. I _ (go) up and _ (start) to play.,was,joined,practiced,came,help,arrived,was,called,went,started,While I _ (play), everyone _ (sit) still and listened. I played the song without any mistakes. Then I _ (wait) for them to call out the winner. When I _ (hear) my name, my heart _ (beat) so quickly I thought I would stop breathing. I couldnt believe it. I _ (win)! It _ (be) the happiest day of my life!,was playing,sat,waited,heard,beat,won,was,Remember the words and phrases in this unit.,Homework,