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Unit3WhatwereyoudoingwhentheUFOarrived?,UFO,WhatwereyoudoingwhentheUFOarrived?,Unit3Period１,,,,UFOUnidentifiedFlyingObject不明飛行物,UFODoyouknowUFO?Haveyouseenit?WhatwereyoudoingwhentheUFOarrived?,1.___Iwasinthebathroom.4.___Iwasinthekitchen.2.___Iwasinmybedroom.5.___Iwasinmybarbershop.3.___Iwasinfrontofthelibrary.6.___Iwasinthebarber’schair.,,d,b,,a,c,e,f,1aATVreporterisasking“WherewereyouwhentheUFOarrived?”Matchthestatementswiththepeopleinthepicture.,1bListentothereporter’squestionsandcirclethecorrectresponses.,,a.standinginfrontofthelibrary/studyinginthelibraryb.cleaningmyroom/sleepinglatec.makingasmoothie/cookingdinnerd.gettingoutoftheshower/talkingonthephonee.eatinglunch/cuttinghair,,,,,,,,,1.getout出去；離開getoutof從…出來getoutoftheshower洗完澡出來2.talkonthephone通過電話交談3.cut–cut--cut剪；切；割,Pairwork,A:WhatwereyoudoingwhentheUFOarrived?B:Iwas…whenitarrived.,bedroom,sleeping,,A:WhatwereyoudoingwhentheUFOarrived?B:Iwas…whenitarrived.,A:WhatwereyoudoingwhentheUFOarrived?B:Iwas…whenitarrived.,cuttinghair,bathroom,cookingdinner,landing,kitchen,duck,inhospital,,,Iwasskating.,WhatwereyoudoingwhentheUFOarrived?,___ThealienvisitedtheMuseumofFlight.___Thealienboughtasouvenir.___AUFOlandedonCenterStreet.___Thealienwentintoastore.___AnaliengotoutoftheUFO.,54132,2aListenandorderthesestatements[1-5].,,alien,1.Theboywaswalkingdownthestreet_____aUFOlanded.2.Thegirlwasshopping_____shesawthealiengetout.3._____thealienwasbuyingasouvenir,thegirlcalledthepolice.4._____thealienwasvisitingthemuseum,theboycalledtheTVstation.,when,when,2bListenagain.Completethefollowingsentenceswith“when”or“while”.,while,while,A:WhatwasthegirldoingwhentheUFOtookoff?B:Whilethegirlwas...C:WhentheUFOtookoffthemanwas...,2cGroupwork,When和while的用法與區(qū)別,1)延續(xù)性動詞和非延續(xù)性動詞延續(xù)性動詞指動作可以延續(xù)一段時間，而不是瞬間結(jié)束。如：work、study、drink、eat等。非延續(xù)性動詞指動作極為短暫，瞬間結(jié)束。如：start、begin、hit、jump、knock等。,2）在本單元中，出現(xiàn)了以when和while引導的時間狀語從句。when表示“當……的時候”。從句中既可用延續(xù)性動詞，又可用非延續(xù)性動詞MarywashavingdinnerwhenIsawher.while表示“在……的時候”、“在……期間”。while從句中必須是表示動作或狀態(tài)的延續(xù)性TheweatherwasfinewhilewewereinBeijing.Don’ttalksoloudwhileothersareworking.,Whilepractice!,Fillwith“While”or“When”,1.______Maywastalkingonthephone,hersisterwalkedin.2.______Ritaboughthernewdog,itwaswearingalittlecoat.3.______IsawCarlos,hewaswearingagreenshirt.,When,,While,When,,,4.______Iwasdancing,hewassingingloudly.5.______LindafinallysawDavy,hewasjumpingwithadog.6.Iwascleaningmyroom________thefirebrokeout.,While,When,when,