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What were you doing when the UFO arrived？Unit 3SectionA(1a-1c)学习目标学习目标 1.掌握本课重点单词和短语. 2.掌握过去进行时态. 3.掌握在过去进行时中,连词when,while引导的时间状语 从句. 4.培养 学生团队合作和热爱科学勇于探索的精神. Peters motherPeters fatherPeterPeters brotherbedroomliving roombathroomkitchenIm Peter.This is my home.What is she doing ?Where is Peters mother?She is in the kitchen.Where was Peters mother when I visited?She was in the kitchen.She was cooking dinner when you visited.She is cooking dinner.What was she doing when I visited?He was in the living room.He was watching TV when you visited.Where is Peters father?He is in the living room.What is he doing ?He is watching TV.Where was Peters father when I visited?What was he doing when I visited?He was in the bedroom.He was sleeping when you visited.Where is Peter?He is in the bedroom.What is he doing ?He is sleeping .Where was Peter when I visited?What was he doing when I visited?He was in the bathroom.He was taking a shower when you visited.Where is Peters brother?He is in the bathroom.What is he doing ?He is taking a shower.Where was Peters brother when I visited?What was he doing when I visited? Who Where What PeterPeters motherPeters fatherPeters brotherPeters grandfather Where was_when Miss Wang visited?What was _ doing when Miss Wang visited?bacefListeningPair work重点、难点分析重点、难点分析 1. 过去进行时：表示在过去某一时间内正在过去进行时：表示在过去某一时间内正在进行的动作。进行的动作。 构成：构成：was / were + 现在分词现在分词 （其中（其中was是是am、is的过去式，的过去式，were是是are的过去式）的过去式） eg. 1) I was doing my homework then . 那时，我正在做作业。那时，我正在做作业。 2) He was cooking in the kitchen at 12 oclock yesterday . 昨天昨天12点，他正在厨房烧饭。点，他正在厨房烧饭。重点、难点分析重点、难点分析 用法：用法：1）过去进行时表现过去某一时刻正在）过去进行时表现过去某一时刻正在进行的动作。进行的动作。 eg. She was writing a letter when I came in . 我进来时，她正在写封信。我进来时，她正在写封信。 2）过去进行时还表示过去某阶段正在进行）过去进行时还表示过去某阶段正在进行的动作。的动作。 eg. They were waiting for you yesterday . 他们昨天一直在等你。他们昨天一直在等你。 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 延续性动词指动作可以延续一段时间，而不是瞬间延续性动词指动作可以延续一段时间，而不是瞬间结束。结束。 如：如：work、study、drink、eat等。等。 非延续性动词指动作极为短暂，瞬间结束。非延续性动词指动作极为短暂，瞬间结束。 如：如：start、begin、hit、jump、knock等。等。 以以when和和while引导的时间状语从句引导的时间状语从句 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主句的动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。作发生在从句的动作过程中。while从句中必须是表示从句中必须是表示动作或状态的延续性动词。如：动作或状态的延续性动词。如： 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，从句常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。如。用进行时。如。 While we were swimming someone stole our clothes . Dont talk so loud while others are working .总结总结 1. when可指时间点，又可指时间段，从句中可用延可指时间点，又可指时间段，从句中可用延续性动词，也可用非延续性动词。续性动词，也可用非延续性动词。 2. while总是指一个时间段，从句中必须用延续性动总是指一个时间段，从句中必须用延续性动词。词。Exercises1.昨天早上昨天早上9点钟你在干什么点钟你在干什么?What were you doing at 9 oclock yesterday morning? 2.当当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.XiaoMing was riding his bike when the UFO took off. 3.在在那时那时,他们正在做家庭作业他们正在做家庭作业.They were doing their homework at that time.4.今天早晨当我给你打电话的时候你正在干什么？今天早晨当我给你打电话的时候你正在干什么？What were you doing when I called you up this morning?2345语言点解释语言点解释 9. At around ten oclock in the morning . 在上午，在早晨在上午，在早晨 in the morning 在下午在下午 in the afternoon 在晚上在晚上 in the evening 在十点钟左右在十点钟左右at around ten oclock 在正午在正午 at noon 在晚上在晚上 at night *请注意介词的不同请注意介词的不同语言点解释语言点解释 10. take off （1）脱下）脱下eg. Please take off your coat . Its warm in the room . 请脱下大衣，屋子里面很暖和。请脱下大衣，屋子里面很暖和。 （2）起飞）起飞eg. The girl was eating the icecream when the UFO took off . 当当UFO起飞的时候，那个女孩正在吃冰激淋。起飞的时候，那个女孩正在吃冰激淋。 语言点解释语言点解释 11. talk on the phone通过电话谈话通过电话谈话 注意：这里要用介词注意：这里要用介词on 12. get out of the shower洗完澡出来洗完澡出来 get out of the UFO从从UFO中出来中出来 get out出来出来语言点解释语言点解释 13. I was walking down the street when a UFO landed right in front of me . 当一个当一个UFO恰好落在我面前的时候，我正在街上走。恰好落在我面前的时候，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，表的意思，表示强调。示强调。 例如例如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语言点解释语言点解释 14. be surprised（某人）很吃惊（某人）很吃惊 eg. He was surprised when I saw him . 我看见他的时候，他很吃惊。我看见他的时候，他很吃惊。 另外，另外，surprise sb.指指“让某人吃惊让某人吃惊” eg. I dont want to surprise you . 我不想让你吃惊。我不想让你吃惊。语言点解释语言点解释 15. Before the police arrived , the alien left the shop . 在警方到达之前，外星人离开了商店。在警方到达之前，外星人离开了商店。 before“在在之前之前”引导时间状语从句引导时间状语从句 16. be scared（某人）给吓坏了，害怕了（某人）给吓坏了，害怕了 eg. He was scared when he heard the strange voice . 当他听到了那个奇怪的声音，他害怕了。当他听到了那个奇怪的声音，他害怕了。 17. run away逃跑逃跑 18. walk around the station在车站走来在车站走来走去走去语言点解释语言点解释 19. She didnt think about looking outside the station . 她没想到过要往车站外面看一看。 think about考虑 looking outside the station 是动名词短语，做think about的宾语。 look outside往外看 While Hai Yan was at the doctors , I was going to class . 当海燕在诊所的时候，我正要去上课。 at the doctors在诊所（医院） at the barbers在理发店学习目标学习目标1.掌握本课重点单词和短语.2.掌握过去进行时.3.掌握在过去进行时中,when,while引导的时间状语从句.4.培养学生团队合作和热爱科学勇于探索的精神.课堂练习 二. 用when，while填空 1. _ the alien was in the museum , I called the police . 2. The boy was walking down the street _ a UFO landed . 3. _ the alien was visiting the museum , the boy called the TV station . 4. I was cleaning my room _ the fire broke out . 5. _ Linda was shouting his name , some people looked at her . 6. _ Linda finally saw Davy , he was jumping with a dog .WhilewhenWhilewhenWhileWhen课堂练习 三三. . 连词成句连词成句 1. UFO , the , when , where , you , were , arrived 1. UFO , the , when , where , you , were , arrived _?_? was , I , in , bedroom , my was , I , in , bedroom , my _ . _ . 2. shopping , was , the girl , she , the alien , saw , 2. shopping , was , the girl , she , the alien , saw , get out , when get out , when _. _. 3. landed , A UFO , on , Street , Center 3. landed , A UFO , on , Street , Center _ . _ . 4. New York , they , went , to , last , Saturday 4. New York , they , went , to , last , Saturday _. _.课堂练习课堂练习 四四. . 翻译下列句子翻译下列句子 1. 1. 当我在厨房做饭的时候，我看见他进来。当我在厨房做饭的时候，我看见他进来。 _ 2. 2. 那时，我正站在图书馆前面。那时，我正站在图书馆前面。 _ 3. 3. 当那个女孩正在买东西的时候，外星人出来了。当那个女孩正在买东西的时候，外星人出来了。 _ 4. 4. 你能想像到，它是多么奇怪呀！你能想像到，它是多么奇怪呀！ _ 5. 5. 上周日，我有一次不寻常的经历。上周日，我有一次不寻常的经历。 _Unit3Section Bdba dafcbPair workshoppingget outtook offlandedshoutReading
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