八年级下册unit3复习课件.ppt

Unit 3 What were you doing when the UFO arrived?,What were you doing when I arrived? I was He was They were （过去进行时） But what are you doing now? I am He is They are （现在进行时）,What are the differences?,过去进行时,含义： 公式： 标志词： 其它用法：,现在进行时,含义： 公式： 标志词： 其它用法：,过去进行时,含义： 表示过去某个时刻 正在进行的动作。 公式： was/were + doing 标志词：then, at last night, at this time yesterday, fromto last Saturday, whenwhile. 其它用法： 1，表过去将来 2，表达说话人的强烈感情 He was always forgetting things.,现在进行时,含义： 表示现在或现阶段正在进行的动作。 公式： is/am/are + doing 标志词： now, at this moment, look, listen, be quiet, please turn down the radio, this week 其它用法： 1，表将来：来去离留搬 2，表达说话人的强烈感情 He is always complaining.,比较 “when” and “while”,2. When the UFO landed, the terrorist was walking down the street. While the terrorist was walking down the street, the UFO landed.,1. When the alien got out, the girl was shopping. While the girl was shopping, the alien got out.,难点突破:,=,=,Exercises,一、Choose “when” or “while” to fill in the blanks. (1)I was walking in the street _ the accident happened. (2)_ you have a meeting, you should turned off your mobile phone. (3)_ you have PE class, you should wear sports shoes. (4)_ I was doing my homework, the telephone rang. (5)_ it was raining, the plane took off. (6)_ the teacher was speaking to class, Nick stood up suddenly.,二、用所给动词的适当形式填空： 1.I _(sleep) when I _ (hear) a knock at the door. 2. When I saw him , he _ (wait) for the bus. 3. What _ you _ (do) at this time yesterday? 4. I saw him _ (play) in the park just now. 5. When you _(call) me a moment ago , I _ (write) . 6.They enjoy _ (live) here very much.,was sleeping,heard,was waiting,were,doing,play,called,was writing,living,7. He _(draw) at eight yesterday evening. 8. The girl _(shop) when her friend _ (see) her. 9. While he _ (cook) dinner, his friend _ (get) out of the shower. 10. He saw the UFO while he _ (walk) down the street.,was drawing,was shopping,saw,was cooking,got,was walking,三、根据汉语意思填空： 1.昨天早上9点钟你在干什么? What _ at 9 oclock yesterday morning. 2.当李雷在吃早饭时,吉姆进来了. While LiLei _ _ Jim came in. 3.不明飞行物起飞时,小明正在骑自行车. XiaoMing _when the UFO took off. 4.那时,他们正在做家庭作业. They _at that time. 5. 刚才,我们正在电话上交谈. We _ on the phone just now.,were you doing,was having breakfast,was riding his bike,were doing their homework,were talking,Task1: Imagine: what were you doing when the UFO arrived?,cutting my hair (in the ) cooking dinner (in the ) getting out of the shower (in the ) sleeping (in my ) d the World Trade Center shouting (on the p ) An a was happening,barber shop,kitchen,bathroom,bedroom,estroying,layground,ccident,r bikes f the strange person e country life c the mountain r from the alien r the bell m Martin Luther King The f was landing,iding,ollowing,xperiencing,limbing,unning away,inging,urdering,light,Task2: Fill in the blanks with the proper words.,I had a very _ experience _ Sunday. At _ ten oclock in the morning, I was _ down the street _ a UFO landed _ in front of me. You can _ how _ it was! An alien _ _ and _ _ Center Street. I followed it to see _ it was going, and I was very _ when it went into a souvenir shop. _ it was _ at the souvenirs, the shop _ called the police. Before the police arrived, the _ left the shop and then _ the Museum of Flight. While the alien was _ the museum, I called the TV station. Isnt that _!,unusual,on,around,walking,when,right,imagine,strange,got out,walked,down,where,surprised,While,looking,assistant,alien,visited,in,amazing,morning,afternoon,morning,evening,Task1 What were you doing last?,Last Monday,Last Wednesday,Last Tuesday,Last Friday,Task2 What was Tom doing last?,Mr. Green,yesterday morning,when the UFO landed,This is a picture taken long ago, can you use the Past Continuous Tense to describe what was happening?,In this class, we were revising the Past Continuous Tense, the words and the 3a in unit3. Now we know the difference between when and while. We can use the Past Con