新目标八年级英语下册Unit3课件2

Unit3WhatwereyoudoingwhentheUFOarrived?,WhatwereyoudoingwhentheUFOarrived?,A:IwasstandinginfrontofthelibrarywhentheUFOarrived.,A:WhatwereyoudoingwhentheUFOarrived?B:IwassleepinglateinmybedroomwhentheUFOarrived.,WhatwereyoudoingwhentheUFOarrived?IwascookingdinnerinthekitchenwhentheUFOarrived.,WhatwereyoudoingwhentheUFOarrived?IwascuttinghairinthebarbershopwhentheUFOarrived.,WhatwereyoudoingwhentheUFOarrived?IwasgettingoutoftheshowerfromthebathroomwhentheUFOarrived.,WhatwereyoudoingwhentheUFOarrived?,Studyforthetest,WhatwereyoudoingwhentheUFOarrived?,Haveaparty,WhatwereyoudoingwhentheUFOarrived?,fishnearthebeach,WhatwereyoudoingwhentheUFOarrived?,climbthemountains,WhatwereyoudoingwhentheUFOarrived?,stayinthelibrary,WhatwasshedoingwhentheUFOarrived?,WhatweredoingwhentheUFOarrived?,takingabath(inthebathroom)studyingEnglish(intheclassroom)takingawalk(nearmyhouse)talkingwithmytutor(atthestreetcorner)climbingthemountainbuyingadictionary(atthebookstore)comingtoschoolwithPeter,WhatwereyoudoingwhentheUFOarrived?,eatinglunch(atschool)goingtothelibrarymakingasmoothie(inthekitchen)shouting(ontheplayground),Exercises,YesterdaymorningwhentheUFOlanded,Mr.Green,Mr.Liwas,Mary,Tony,Mr.Black,Mr.Green,yesterdaymorning,whentheUFOlanded,Ms.Lin,yesterdaymorning,yesterdayafternoon,yesterdayevening,Lucy,yesterdaymorning,yesterdayafternoon,yesterdayevening,2aListenandorderthesestatements1-5.,ThealienvisitedtheMuseumofFlight.Thealienboughtasouvenir.AUFOlandedonCenterStreet.Thealienwentintoastore.AnaliengotoutoftheUFO.,alien外星人,buy-bought,land着陆,get-got,1,2,3,4,5,2bListenagain.Completethefollowingsentenceswith“when”or“while”.,TheboywaswalkingdownthestreetaUFOlanded.2.Thegirlwasshoppingshesawthealiengetout.3.thealienwasbuyingasouvenir,thegirlcalledthepolice.4.thealienwasvisitingthemuseum,theboycalledtheTVstation.,when,when,While,While,当的时候,Reporter:So,canyoutellmewhatyousawheretoday?Boy:Well,IwaswalkingdownCenterStreetwhenaUFOlanded.Reporter:Wherediditland?Boy:Righthere.,Reporter:Sowhathappenednext?Girl:AnaliengotoutoftheUFO.Reporter:Whatwereyoudoing?Girl:WhenthealiengotoutoftheUFOIwasshopping.Reporter:Thenwhathappened?,Boy:Well!Thenthealienwentintoastore-doyouseethestoreoverthereandboughtasouvenir.Girl:ThenitvisitedtheMuseumofFlightonGreenStreet.Reporter:So,whatdidyoudo?,Girl:Whileitwasbuyingasouvenir,Icalledthepolice.Boy:Andwhileitwasvisitingthemuseum,IcalledtheTVstation.Reporter:Sowhathappenednext?,Thinkandcompare,.TheboywaswalkingdownthestreetwhenaUFOlanded.Whiletheboywaswalkingdownthestreet,theUFOlanded,Whilethegirlwasshopping,thealiengotout.Thegirlwasshoppingwhenthealiengotout.,Iknow:,1.while当时候(后面跟的动作延续,多用进行时态)2.when当时候(后面跟的动作不延续,多用过去时态）,WhateachpersonwasdoingwhentheUFOlanded.Makesentencewith“when”andwhile”Thenimaginewhatyouweredoing.,A:WhatwasthegirldoingwhentheUFOtookoff?B:WhilethegirlwasC:WhentheUFOtookoffthemanwas,reporter,Exercises,Choose“when”or“while”tofillintheblanks.(1)Iwaswalkinginthestreet_theaccidenthappened.(2)_Iwasdoingmyhomework,thetelephonerang.(3)_itwasraining,theplanetookoff.(4)_theteacherwasspeakingtoclass,Nickstoodupsuddenly.,1.Weweretalking_theteachercameintotheclassroom.2.Iwassinging_hewasdancing.3._Iwascuttinghair,theUFOlanded.4.Theboyswereplayingbytheriver_Tomfellintotheriver.5.Mymotherwaswashing_myfatherwascooking.6.Whatwereyoudoing_theUFOarrived?,when,when,when,while,While,while,Makesentenceswithwhenorwhile,I/Hewaswhen/whiletheteachercameintotheclassroom.,When/whileI/Hewas.,thetelephonerang.,Pleaseremember,Donttouchit,Whilethedogissleeping.,-不要惹事生非,Whilethereislife,thereishope.,生命不止，希望不灭,Pairwork:,Wherewas/were_whenMissQiuvisited?,Whatwas/were_doingwhenMissQiuvisited?,1)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。如：Theywerewritingletterstotheirfriendslastnight.昨晚他们在写信给他们的朋友。(没有说明信是否写完),Theywroteletterstotheirfriendslastnight.他们昨晚写了信给他们的朋友。(表达了他们已写好的意思,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、赞美等感情色彩时,常用过去进行时表示。如：Hewasthinkingmoreofothersthanofhimself.他考虑别人的比考虑自己的多。(表示说话者赞扬的口气),Theboywasalwaysmakingtroublethen.那时,他总是惹麻烦。(表示说话者厌烦的口气）3.Iwasgettingoutoftheshower.我正洗完澡出来。“getout”出来,getoutof从出来,4.IwaswalkingdownCentreStreetwhenaUFOlanded.walkdown/along沿着走land“着陆、下降”,动词。takeoff“起飞”e.g.Theplanelandedsafely.,5.Thegirlwasshoppingwhenthealiengotout.Whilethegirlwasshopping,thealiengotout.when与while区分：,(1)“当的时候”,如后面连接的动词为进行时态,则用while多于用when。而when通常与瞬间性动词或延续性不强的动词连用。(2)如果while前后的动词都是进行时态,while可译为“与此同时”Iwasreadingwhilemybrotherwasdrawing.,(3)当while前后的句子描述的情况相对或相反,while可译为“而”,while更强调并列的对比而非转折。e.g.Iamout-goingwhilemysisterisquietandshy.,总之,when表示做某种动作的时间或瞬间,由其引导的时间状语的时态如果是一般过去时,其主句通常要用过去进行时。while表示略长的一段时间,由其引导的时间状语从句用过去进行时,而主句时态根据实际情况而定。,6.IhadaveryusualexperienceonSunday.experience可数名词,“经历”。anexperience一次经历。7.Ifollowedittoseewhereitwasgoing,andIwasverysurprisedwhenitwentintoasouvenirshop.,8.Isntthatam