八下Unit3.ppt

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1、有关有关外星人外星人的一些图片的一些图片aliensUnit3 What were you doing when the UFO arrived?UFOWhat were you doing when the UFO arrived?Unit 3 Period 1bedroombathroombarber shopbarberkitchenWordstudy过去进行时过去进行时含义含义：表示过去某个时刻正在进行的动作。结构结构：was/were+doing例句例句：IwashavinganEnglishclassatthistimeyesterday.现在现在进行时进行时含义含义：表示现在正在

2、进行的动作。结构结构：is/am/are+doing例句例句：IamhavinganEnglishclass.Whats he doing now?What was he doing at three oclock yesterday afternoon?He football.was playing.He is playing football.What was she doing at seven oclock yesterday morning?SheWhats she doing now?Sheis running.was running.What are they doing now

3、?TheyWhat were they doing at ten last night?Theyare dancing.were dancing.LastnightLastnightLastnightyesterdayeveningA:Whatwasdoingatsevenlastnight?B:He/Shewas.A:Wastheboyplayingbasketball?B:肯定：肯定：Yes,hewas.否定：否定：No,hewasnt.What were you doing when the UFO arrived?I was taking a shower.Where were you

4、 when the UFO arrived?I was in the bathroom.I was sleeping.What were you doing when the UFO arrived?I was in the bedroom.Where were you when the UFO arrived?What were you doing when the UFO arrived?I was doing the dishes.I was in the kitchen.Where were you when the UFO arrived?What were you doing wh

5、en the UFO arrived?I was cutting hair.I was in the barber shop.Where were you when the UFO arrived?What were you doing when the UFO arrived?I was reading.1._ I was in the bathroom.4._ I was in the kitchen.2._ I was in my bedroom.5._ I was in my barber shop.3._ I was in front of the library.6._ I was

6、 in the barbers chair.dbacef1a A TV reporter is asking“Where were you when the UFO arrived?”Match the statements with the people in the picture.1b Listen to the reporters questions and circle the correct responses.a.standing in front of the library/studying in the libraryb.cleaning my room/sleeping

7、latec.making a milk shake/cooking dinnerd.getting out of the shower/talking on the phonee.eating lunch/cutting hairget out 出去；离开 get out of 从出来 get out of the shower 洗完澡出来 cut 剪；切；割A:WherewasthegirlwhentheUFOarrived?B:Shewasinfrontofthelibrary.A:WhatwasshedoingwhentheUFOarrived?B:Shewasstandinginfro

8、ntofthelibrary.Pair work:barberboymanwomanyoungmangirlWhat were you doing when the UFO arrived?taking a bath(in the bathroom)standing(in front of the library)takinga walk(near my house)cooking(in the kitchen)having my hair cut(in the barbers shop)sleeping(in my bedroom)IwasUnit3 What were you doing

9、when the UFO arrived?UFOWhat were you doing when the UFO arrived?Unit 3 Period 2_ 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.22a Listen and order these statements 1-5.land 5413alien1

10、.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 museum,the boy called the TV station.whenwhenWhileWhile2b Listen again.Complete the following sentence

11、s with“when”or“while”.Comparing the following sentences:The girl was drawing when the UFO landed.While the girl was drawing,the UFO landed.While they were swimming,the alien got out.They were swimming when the alien got out.He was talking on the phone while they were swimming.When和和while的用法与的用法与区别区别

12、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，延续性动词指动作可以延续一段时间，而不是瞬间结束。而不是瞬间结束。如：如：work、study、drink、eat等。等。非延续性动词指动作极为短暂，瞬间结非延续性动词指动作极为短暂，瞬间结束。束。如：如：start、begin、hit、jump、knock等。等。比较“when”and“while”1.when“当.时候”，引导时间状语从句后面跟的动作较短,常跟一般过去时WhentheUFOtookoff,theboywastakingphotos2.while“当.时候”，引导时间状语从句后面跟的动作较

13、长较长,常跟过去进行时Whiletheboywastakingphotos,theUFOtookoff,TargetLanguage:比较“when”and“while”2.WhentheUFOlanded,theboywaswalkingdownthestreet.Whiletheboywaswalkingdownthestreet,theUFOlanded1.Whenthealiengotout,thegirlwasshopping.Whilethegirlwasshopping,thealiengotout.TargetLanguage:=Summary1.when可指时间点，又可指时间

14、段，从句可指时间点，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。中可用延续性动词，也可用非延续性动词。2.while总是指一个时间段，从句中必须用总是指一个时间段，从句中必须用延续性动词。延续性动词。3.统一时态：主句过去式，统一时态：主句过去式，从句也是过去式。从句也是过去式。Fill in the blanks with“while”and“when”.1.Tom was eating supper,it began to rain outside.2.What were you doing,Mr.Zhou came in?3.Peter was sleeping,a thie

15、f broke into his house.4.She left her hometown she was five.whenwhenWhileWhileExercisesFill with“While”or“When”1._ May was talking on the phone,her sister walked in.2._ Rita bought her new dog,it was wearing a little coat.3._ I saw Carlos,he was wearing a green shirt.4._ I was dancing,he was singing

16、 loudly.5._ Linda finally saw Davy,he was jumping with a dog.6.I was cleaning my room _ the fire broke out.WhenWhileWhileWhenWhenwhen12345Dear 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.You c

17、an imagine how strange it was!An alien got out and walked down Center Street.experience经历；体验经历；体验around大约大约(=about)strange奇怪的；陌生的奇怪的；陌生的right正好；恰恰正好；恰恰I followed it to see where it was going,and I was very surprised when it went into a souvenir shop.While it was looking at the souvenirs,the shop assistant called the police.Before the police arrived,the alien left the shop 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；追随跟随；追随Isnt that amazing!=That is amazing.(否定疑问句)amazing 惊人的，了不起的