人教版_初二英语_下册_第三单元Section_A[1].ppt

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1、Section A八年级人教新目标下册八年级人教新目标下册Unit 3 What were you doing when the UFO arrived?bedroomkitchenWords studybathroombarber shopUFODo you know UFO?Do you see the UFO? 1947年年6月月24日日,一名叫做阿诺德的美国商人一名叫做阿诺德的美国商人,架着一架小型飞机在华盛顿州上空架着一架小型飞机在华盛顿州上空, 发现一组巨型发现一组巨型不明飞行物以不明飞行物以1000公里左右的速度公里左右的速度, 同他一起在同他一起在空中翱翔。阿诺德的有关目击报告

2、第一次引起空中翱翔。阿诺德的有关目击报告第一次引起公众的兴趣公众的兴趣, 从此从此“飞碟飞碟”或或UFO便迅速流传开来。便迅速流传开来。 UFO: Unidentified Flying Object不明飞行物不明飞行物2005年年11月月22日日10:23, 不明飞行物飞广州上空，不明飞行物飞广州上空，市民拍下市民拍下UFO画面。画面。alienRevisionFill in the blanks with “be”.1. I _ 16 years old this year.2. I _ 15 years old last year.3. How _ the weather today?4

3、. How _ the weather yesterday?5. They _ good friends. 6. They _ good friends three years ago.amwasiswasarewere 4. 现在分词的构成（现在分词的构成（V-ing）1) 一般动词在词尾加一般动词在词尾加-ing, 如如go-going。2) 以不发音字母以不发音字母e结尾的动词结尾的动词, 先去掉先去掉e, 再加再加-ing。 come-coming make-making write-writing3) 以重读闭音节结尾的动词以重读闭音节结尾的动词, 如果末尾以一个如果末尾以一个辅音字

4、母结尾辅音字母结尾, 应先双写这个字母应先双写这个字母, 再加再加ing，x和和w结尾的除外。结尾的除外。如如: get-getting swim-swimming show-showing 4) 以字母以字母y结尾的单词结尾的单词, 直接加直接加ing。 如如carrying、playing、studying。5) 以字母以字母ie结尾的动词结尾的动词, 变变ie为为y, 再加再加ing。 diedying lielying6) 以元音字母加以元音字母加e结尾结尾, 或以或以e结尾结尾, 且且e发音的发音的 动词动词, 直接加直接加- ing。 see-seeing be-being现在进行

5、时现在进行时含义含义: 表示表示现在现在某个时刻某个时刻正在进行正在进行的动作。的动作。结构结构: be (is/am/are) + doing例句例句: What are you doing now? I am doing homework now.过去进行时过去进行时含义含义: 表示表示过去过去某个时刻某个时刻正在进行正在进行的动作。的动作。结构结构: be (was/were) + doing例句例句: What were you doing at six last night? I was doing homework at six last night.过去进行时过去进行时含义含义:

6、 表示过去某个时表示过去某个时刻正在进行的动作。刻正在进行的动作。结构结构: was/were + doing例句例句：I was having an English class at this time yesterday. 现在进行时现在进行时含义含义: 表示现在正在进表示现在正在进行的动作。行的动作。结构结构： is/am/are + doing例句例句：I am having an English class now. 1. _ I was in the bedroom.2. _ I was in my bedroom.3. _ I was in front of the librar

7、y.4. _ I was in the kitchen.5. _ I was in my barber shop.6. _ I was in the barbers chair.dbacef1a. What were you doing when the UFO arrived?I was in the kitchen.Where were you when the UFO arrived?I was cooking.What were you doing when the UFO arrived?I was in the barbers chair.Where were you when t

8、he UFO arrived?I was cutting hair.What were you doing when the UFO arrived?I was in the living-room.Where were you when the UFO arrived?I was reading.What were you doing when the UFO arrived?Where were you when the UFO arrived?I was in the bathroom.What were you doing when the UFO arrived?I was taki

9、ng a shower.I was in the bedroom.I was sleeping.a. standing in front of the library / studying in the libraryb. cleaning my room / sleeping late c. making a milk shake / cooking dinner d. getting out of the shower / talking on the phonee. eating lunch / cutting hair1b. Listen and circle the correct

10、responses. get out 出去出去; 离开离开 get out of the shower 洗完澡出来洗完澡出来talk on the phone 通过电话交谈通过电话交谈 Reporter: So, what were you doing when the UFO arrived? Girl 1: Well, I was standing in front of the library. Boy 1: I was sleeping late.Woman 1: I was cooking dinner.TapescriptReporter: How about you? Man 1

11、: I was getting out of the shower. Man 2: And I was cutting hair.1c. Pairwork A: What were you doing when the UFO arrived?B: I was cooking when it arrived.A: What was the girl doing when the UFO took off?B: While the girl was eating ice-cream, the UFO took off.C: When the UFO took off the man was ta

12、king photos. D: While the boy was riding, the UFO took off.E: While the woman was talking to the police, the UFO took off.2c. Groupworktake off1) 脱下脱下 e.g. Please take off your coat . Its warm in the room.2) 起飞起飞 过去进行时过去进行时1. 概念概念: 表示过去某一时刻或某段时间内正进行的动作。表示过去某一时刻或某段时间内正进行的动作。2. 构成构成: was/were + 动词现在分词

13、动词现在分词3. 用法用法: a: 表示过去某一时刻正进行的行为表示过去某一时刻正进行的行为, 与特定的过去时间状与特定的过去时间状 语连用语连用,常见的时间有常见的时间有: at 8 last night, at this time at that time, at that moment 等等e.g. What were you doing at 10 yesterday morning? I was writing a letter to my father at that moment.b: 表示过去某段时间内正进行的动作。表示过去某段时间内正进行的动作。e.g. We were bu

14、ilding a house last winter. They were waiting for you yesterday.否定句和疑问句：否定句和疑问句：e.g. We were not sleeping at home. Was he feeling well? 总结总结 1) when可指时间点可指时间点, 又可指时间段又可指时间段, 从句中从句中 可用延续性动词可用延续性动词, 也可用非延续性动词。也可用非延续性动词。 2) while总是指一个时间段总是指一个时间段, 从句中必须用延从句中必须用延 续性动词。续性动词。 1. _ Jennifer was reading a ma

15、gazine, his sister was listening to the pop music.A. WhileB. When C. What time2. I was trying to draw a cat on the board _ the teacher came in.A. whileB. when C. what time3. My best friend visited my house while I _ dinner in the kitchen.A. cookedB. cooking C. was cooking练一练练一练A B C 4. When _ the ca

16、r invented? In 1885 （2007随州市）随州市） A. do B. was C. does D. is5. Our teacher wants us to be _ when we talk with the foreigners. (06大连中考真题大连中考真题)A. comfortable B. unusual C. grateful D. confident B D 6. Dick gave me a notebook while I _ in the library. I guess he made it to say “sorry” to you. (2007黄冈市

17、黄冈市) A. am reading B. was reading C. reads D. will read B Thank you!3a. Read the e-mail message and number the pictures in the correct order.Dear Jack, I had a very unusual experience on Sunday. At around ten oclock in the morning, I was walking down the street when a UFO landed right in front of me

18、. You can imagine how strange it was! An alien got out and walked down Center Street. experience 经历经历; 体验体验around 大约大约 (=about)strange 奇怪的奇怪的; 陌生的陌生的right 正好正好; 恰恰恰恰I followed it to see where it was going, and I was verysurprised when it went into a souvenir shop. While itwas looking at the souvenir

19、s, the shop assistant calledthe police. Before the police arrived, the alien left theshop and then visited the Museum of Flight. While the alien was in the museum, I called the TV station. Isnt that amazing! Tedfollow 跟随跟随; 追随追随be surprised 感到吃惊感到吃惊Isnt that amazing! = That is amazing. (否定疑问句否定疑问句)

20、真令人吃惊啊！真令人吃惊啊！ amazing 惊人的惊人的, 了不起的了不起的 3 14524. Groupwork YouStudent1Student29:00 amrunreadhave breakfast11:30 amwashswimwalk1:00 pmhave a restplay basketball play soccer4:00 pmread books6:00 pmhave a bath9:00 pmwatch TVWhat were you doing at last Sunday?9:00 am11:00 am8:00 pm10:00 pmA: What were y

21、ou doing at nine oclock last Sunday?B: I was running. How about you?A: I was reading.B: Youre kidding! v. 欺骗欺骗; 戏弄戏弄; 开玩笑开玩笑Thank you!_ The alien visited the Museum of Flight._ The alien bought a souvenir._ A UFO landed on Center Street._ The alien went into a store._ An alien got out of the UFO.52a

22、. Listen and number the statements in the order. 4 132buy-boughtland 着陆着陆alien 外星人外星人get-got 1.The boy was walking down the street _ a UFO landed. 2.The girl was shopping _ she saw the alien get out. 3. _ the alien was buying a souvenir, the girl called the police. 4. _ the alien was visiting the mu

23、seum, the boy called the TV station.whenwhen2b. Listen again. Complete the following sentences with “when” or “while”.WhileWhileReporter: So, can you tell me what you saw here today? Boy: Well, I was walking down Center Street when a UFO landed.Reporter: Where did it land? Boy: Right here.Tapescript

24、Reporter: So what happened next? Girl: An alien got out of the UFO.Reporter: What were you doing? Girl: When the alien got out of the UFO I was shopping.Reporter: Then what happened?Boy: Well! Then the alien went into a store do you see the store over there and bought a souvenir. Girl: Then it visit

25、ed the Museum of Flight on Green Street.Reporter: So, what did you do? 纪念品纪念品Girl: While it was buying a souvenir, I called the police.Boy: And while it was visiting the museum, I called the TV station.Reporter: So what happened next?1. I was in front of the library. in front of “在在前面前面”(指一物体在另一物体的前

26、面指一物体在另一物体的前面) e.g. There is a tree in front of the classroom. in the front of “在在前部前部”(指某物体处在某个地方内指某物体处在某个地方内的前部的前部)e.g. There is a blackboard in the front of the classroom.Language Points 2. 以以when和和while引导的时间状语从句引导的时间状语从句1) 延续性动词和非延续性动词延续性动词和非延续性动词 延续性动词延续性动词指动作可以延续一段时间指动作可以延续一段时间, 而不是而不是 瞬间结束。瞬间

27、结束。 如如: work、study、drink、eat等。等。 非延续性动词非延续性动词指动作极为短暂，瞬间结束。指动作极为短暂，瞬间结束。 如如: start、begin、hit、jump、knock等。等。2) 在本单元中在本单元中, 出现了以出现了以when和和while引导的引导的 时间状语从句。时间状语从句。when表示表示“当当的时候的时候”。从句中既可用延续性。从句中既可用延续性动词动词, 又可用非延续性动词又可用非延续性动词, 这些动词既可以这些动词既可以表示动作表示动作, 又可表示状态。又可表示状态。从句中的动作既可从句中的动作既可和主句的动作同时发生和主句的动作同时发生,

28、 又可在主句的动作之前又可在主句的动作之前或之后发生。或之后发生。如：如： Mary was having dinner when I saw her . The boy was still sleeping when his mother got home yesterday morning .while表示表示“在在的时候的时候”、“在在期间期间”。它强调主句的动作与从句的动作同时发生或它强调主句的动作与从句的动作同时发生或主句的动作发生在从句的动作过程中。主句的动作发生在从句的动作过程中。While从句中必须是表示动作或状态的延续性动词。从句中必须是表示动作或状态的延续性动词。如：如：

29、The weather was fine while we were in Beijing . She called while I was out.如果主句的动作在从句的动作过程中发生，如果主句的动作在从句的动作过程中发生，从句常用进行时。从句常用进行时。如如:While we were swimming someone stole our clothes .Dont talk so loud while others are working.3. I was walking down the street when a UFO landed right in front of me .当一

30、个当一个UFO恰好落在我面前的时候恰好落在我面前的时候, 我正在街上走。我正在街上走。right在这里是副词在这里是副词, “恰好恰好”“”“正好正好”的意思的意思, 表示强调。表示强调。e.g. right now 现在现在 right here 就在这儿就在这儿 right in front of me 恰好在我前面恰好在我前面4. You can imagine how strange it was! how strange it was! 是一个感叹句，是一个感叹句， “这事多么令人惊奇啊这事多么令人惊奇啊” 由由how引导的感叹句，引导的感叹句， 其构成为其构成为“ How + 形容

31、词或副词形容词或副词 +主语主语 + 谓语谓语”！ 例如例如: How cold it is today! 今天多冷啊！今天多冷啊！ How beautiful the flower is! 多么美丽的花啊！多么美丽的花啊！ How heavily it is raining! 5. I followed it to see where it was going,see sb. do sth. 强调强调“看见整个行动看见整个行动, 或整个事件或或整个事件或行为的全过程行为的全过程”。e.g. I saw them cross the road. 我看见他们过了马路。我看见他们过了马路。 see

32、 sb. doing sth. 强调强调“看见行动或事件正在进行看见行动或事件正在进行”。 e.g. I saw them crossing the road. 我看见他们正在过马路。我看见他们正在过马路。6. and I was very surprised be surprised (某人某人) 很吃惊很吃惊e.g. He was surprised when I saw him . 另外另外, surprise sb. 指指“让某人吃惊让某人吃惊”e.g. I dont want to surprise you . be surprised to do sth. 对对感到吃惊感到吃惊 b

33、e surprised at 对对感到吃惊感到吃惊e.g. I was surprised to meet you here. We were surprised at the news.7. Before the police arrived, before(连词连词), “在在之前之前” 引导时间状语从句。引导时间状语从句。e.g. Before I came home, my mother cooked dinner. He finished his homework before he went to sleep.5. 使用进行时态的注意事项使用进行时态的注意事项1)一些动词一些动词,

34、 如如see、hear、love、like、know、 remember; understand、have等表示感情、等表示感情、 知觉和状态的词知觉和状态的词, 一般不用于进行时态。一般不用于进行时态。2) 在在there和和here引起的句子中引起的句子中, 常用一般现在常用一般现在 时代替现在进行时。时代替现在进行时。e.g. Here comes the bus. There goes the bell.6. 过去进行时和一般过去时的区别过去进行时和一般过去时的区别1) 过去进行时表示过去正在进行的动作过去进行时表示过去正在进行的动作, 而一般过去时则表示一个完整的动作。而一般过去时则

35、表示一个完整的动作。如：如：They were writing letters to their friends last night.昨晚他们在写信给他们的朋友。昨晚他们在写信给他们的朋友。(没有说明信是否写完没有说明信是否写完)They wrote letters to their friends last night . 他们昨晚写了信给他们的朋友。他们昨晚写了信给他们的朋友。(表达了他们已写好的意思表达了他们已写好的意思, 整个写的过程已完成整个写的过程已完成)2) 当动作延续较长时间时或表示厌烦、赞美等当动作延续较长时间时或表示厌烦、赞美等感情色彩时感情色彩时, 常用过去进行时表示。

36、常用过去进行时表示。如：如：He was thinking more of others than of himself.他考虑别人的比考虑自己的多。他考虑别人的比考虑自己的多。(表示说话者赞扬的口气表示说话者赞扬的口气)The boy was always making trouble then .那时那时, 他总是惹麻烦。他总是惹麻烦。(表示说话者厌烦的口气表示说话者厌烦的口气). 根据句意和首字母完成单词。根据句意和首字母完成单词。1. Dont s_. I can hear you.2. We were s_ at finding the house empty.3. The plan

37、e l_ safely at last.4. Whats the f_ number of their plane leaving Hong Kong?5. If anything h_ to him, let me know.houturprisedandedlightappens1. 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). were

38、doing was sleeping were watching is reading writing. 用所给词的正确形式填空用所给词的正确形式填空5. Mother _ (wash) clothes when I _ (get) home from school yesterday afternoon.6. Look, my sister _ (be) there in the barber shop. The barber _ (cut) her hair.7. -When _ you _ (see) the accident?-I _ (see) it fifteen minutes

39、ago.was washinggotisis cuttingdidseesaw. Translate these sentences.1. 上课铃响时上课铃响时, 你在干什么你在干什么? What _ you _ when the class bell rang? 2. 当我妈妈进来时我正在看书当我妈妈进来时我正在看书. I _ _ when my mother came in. 3. 昨天晚上十点钟她正在做饭昨天晚上十点钟她正在做饭. She _ _ at ten oclock _ _. weredoingwas readingwas cookinglast night4.当飞机起飞的时候当

40、飞机起飞的时候, 天正下着大雪。天正下着大雪。 It _heavily when the plane _. 5. 瞧瞧, 孩子们正在追逐一只小猫。孩子们正在追逐一只小猫。 Look! The children _ a small cat.6.我女儿正在写信时我女儿正在写信时, 其他的孩子都在外面玩耍。其他的孩子都在外面玩耍。My daughter was writing a letter _the other children _ outside.took off were playingwas snowingare chasing afterwhile1. 昨天早上昨天早上9点钟你在干什么点

41、钟你在干什么?2. 不明飞行物起飞时不明飞行物起飞时, 小明正在骑自行车小明正在骑自行车.3. 那时那时, 他们正在做家庭作业他们正在做家庭作业.What were you doing at 9 oclock yesterday morning?XiaoMing was riding his bike when the UFO took off.They were doing their homework at that time. 翻译翻译4.今早给你打电话的时候今早给你打电话的时候, 你正在干什么？你正在干什么？5.当他正睡觉的时候他梦见了当他正睡觉的时候他梦见了UFO.6. 当李雷在吃早

42、饭时当李雷在吃早饭时,吉姆进来了吉姆进来了.What were you doing when I called you up this morning?While he was sleeping, she dreamed about UFO.While LiLei was having breakfast, Jim came in.Homework 1. Recite 3a.2. What were you doing at these times last Sunday? Fill in the table on Page 20. Then interview two classmates.