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1、Unit 3WhatwereyoudoingwhentheUFOarrived?Section APeriod One宁夏中宁县第二中学宁夏中宁县第二中学张燕芳张燕芳1.-你正在干什么？你正在干什么？What are you doing now?Were having English class.What were you doing when I came into the classroom?I was reading English book.-我们正在上英语课。我们正在上英语课。2.-当我进教室的时侯你在干什么？当我进教室的时侯你在干什么？-我在读英语书。我在读英语书。Have you
2、 ever seen it?UFO:UnidentifiedFlyingObject不明飞行物不明飞行物WordspreviewUFObarberbathroombedroomkitchen不明飞行物不明飞行物;飞碟飞碟(为男子服务的为男子服务的)理发师理发师浴室浴室;盥洗室盥洗室卧室卧室;寝室寝室厨房厨房Where were you when the UFO arrived?I was in the bathroom.What were you doing when the UFO arrived?I was taking a shower.I was in the bedroom.Wher
3、e were you when the UFO arrived?What were you doing when the UFO arrived?I was sleeping.Where were you when the UFO arrived?Iwasinfrontofthelibrary.What were you doing when the UFO arrived?IwasstandinginfrontofthelibrarywhentheUFOarrived.I was in the kitchen.Where were you when the UFO arrived?What
4、were you doing when the UFO arrived?I was cooking dinner.I was cutting hair when the UFO arrived.WhatwereyoudoingwhentheUFOarrived?Where were you when the UFO arrived?I was in my barber shop.1._Iwasinthebathroom.2._Iwasinmybedroom.3._Iwasinfrontofthelibrary.4._Iwasinthekitchen.5._Iwasinmybarbershop.
5、6._Iwasinthebarberschair.dbacefATVreporterisasking“WherewereyouwhentheUFOarrived?”Matchthestatementswiththepeopleinthepicture.(1a)a.standinginfrontofthelibrary/studyinginthelibraryb.cleaningmyroom/sleepinglatec.makingasmoothie/cookingdinnerd.gettingoutoftheshower/talkingonthephonee.eatinglunch/cutti
6、nghairListentothereportersquestionsandcirclethecorrectresponses.(1b)What was she doing when the UFO arrived?she was cooking dinner.What was he doing when the UFO arrived?He was cutting hair.What was the boy doing when the UFO arrived?He was reading.ThebabywassleepinginhisbedroomwhentheUFOarrived.Wha
7、twasthebabydoingwhentheUFOarrived?Whatdidhesee?Wordspreviewalienboughtlandgotwhile从另一个世界来的从另一个世界来的生物生物;外星人外星人动词动词buy的过去式的过去式着陆着陆动词动词get的过去式的过去式当当的时候的时候_ThealienvisitedtheMuseumofFlight._Thealienboughtasouvenir._AUFOlandedonCenterStreet._Thealienwentintoastore._AnaliengotoutoftheUFO.Listenandnumberth
8、estatementsintheorderyouhearthem.(2a)541321.Theboywaswalkingdownthestreet_aUFOlanded.2.Thegirlwasshopping_shesawthealiengetout.3._thealienwasbuyingasouvenir,thegirlcalledthepolice.4._thealienwasvisitingthemuseum,theboycalledtheTVstation.whenwhenListenagain.Completethefollowingsentenceswith“when”or“w
9、hile”.(2b)WhileWhileGroup workA:WhatwasthegirldoingwhentheUFOtookoff?B:Whilethegirlwas.C:WhentheUFOtookoffthemanwas.Pair workLookatthepictureof2c.SaywhateachpersonwasdoingwhentheUFOtookoff.Makesentenceswith“when”and“while”.What were you doing at 9:00 yesterday evening?Where were you when the UFO lan
10、ded?Game TimeGame TimeTheboywaswalkingdownthestreetwhentheUFOlanded.Whiletheboywaswalkingdownthestreet,theUFOlanded.Thegirlwasshoppingwhenthealiengotout.Whilethegirlwasshopping,thealiengotout.1.Iwasgettingoutoftheshower.我正洗完澡出来。我正洗完澡出来。getoutof从从.出来出来2.IwaswalkingdownCentreStreetwhenaUFOlanded.walkd
11、own/along沿着沿着走走land“着陆、下降着陆、下降”,takeoff“起飞起飞”e.g.Theplanelandedsafely.Language points3.Thegirlwasshoppingwhenthealiengotout.Whilethegirlwasshopping,thealiengotout.when与与while区分：区分：1)“当当.的时候的时候”,如后面连接的动词如后面连接的动词为为进行时态进行时态,则用则用while多于用多于用when。而而when通常与通常与瞬间性动词或延续性瞬间性动词或延续性不强的动词连用不强的动词连用。2)如果如果while前后的
12、动词都是进行时前后的动词都是进行时态态,while可译为可译为“与此同时与此同时”。Iwasreadingwhilemybrotherwasdrawing.3)当当while前后的句子描述的情况相对或前后的句子描述的情况相对或相反相反,while可译为可译为“而而”,while更强调更强调并并列的对比而非转折。列的对比而非转折。eg.Iamout-goingwhilemysisterisquietandshy.总之总之,when表示做表示做某种动作的时间或瞬某种动作的时间或瞬间间,由其引导的时间状语的时态如果是由其引导的时间状语的时态如果是一般过去时一般过去时,其其主句通常要用过去进行主句通常
13、要用过去进行时。时。while表示表示略长的一段时间略长的一段时间,由其引由其引导的时间状语从句用过去进行时导的时间状语从句用过去进行时,而主而主句时态根据实际情况而定。句时态根据实际情况而定。Translate and write them down.1.-当飞碟来了的时候，她在干什么？当飞碟来了的时候，她在干什么？-当它来的时候她正在购物。当它来的时候她正在购物。2.当这个男孩正在街上走的时候，外当这个男孩正在街上走的时候，外星人出来了。星人出来了。-WhatwasshedoingwhentheUFOarrived?-Shewasshoppingwhenitarrived.Whiletheboywaswalkingdownthestreet,thealiengotout.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 thief broke into his house.4.She left her hometown she was five.whenwhenWhileWhile