高二 人教版选修二 英语 第三单元《Lesson 4 Discovering Useful Structures》课件

高二—人教版选修二—英语—第三单元

FoodandCultureLesson4DiscoveringUsefulStructuresLearningobjectivesYouareexpectedto:discoverandgrasptheformandrulesofpastperfecttenseandpastperfectpassivevoice;learnaboutthefunctionthroughpractice;talkaboutsomethingusingpastperfecttenseanditspassivevoice.1.HongKong___________(return)toChinain1997.returned2.Macao___________(return)toChinain1999.returned3.HongKong_________________(return)toChinabeforeMacaocameback.hadreturned过去完成时

pastperfecttense图片来自网络图片来自网络Pastperfecttenseisusedtotellanactivitydonebeforesomethinginthepast.Soitisusedinabackgroundofpast.1.Whatispastperfecttense?过去完成时表示过去某个时间之前已经发生的动作或一直延续的动作或状态。→“过去的过去”HongKonghadreturned

toChinabeforeMacaocameback.presentpastpastperfect2.Structureofpastperfecttense①

否定句：HongKonghadn’treturned

toChinabeforeMacaocameback.②

一般疑问句：HadHongKongreturned

toChinabeforeMacaocameback?HongKonghadreturned

toChinabeforeMacaocameback.肯定句：Sb.haddonesth.否定句：Sb.hadn’tdonesth.一般疑问句：Hadsb.donesth.？3.Usageofpastperfecttensee.g.Ihadfinishedreadingthenovelbynineo’clocklastnight.①

有时间状语before/by(theendof)+过去时间点时。e.g.IhadintendedtovisithimyesterdaybutIwasn’tabletomakeit.②

用于hope,intend,mean,plan,think等动词表示未实现的愿望时。e.g.ItwasthefirsttimethatIhadmadesuchamistake.

Itwastwoyearssincehehadlefthishometown.③

句型It/This/Thatwas+the序数词+time+that从句；

句型Itwas+一段时间+since从句。e.g.Hardlyhadhebeguntospeakwhenhewasinterruptedbytheaudience.④

句型Hardly...when或Nosooner...than...等固定句型中。 Wehadgottothestationbeforeitrained.Translation1.下雨之前我们就去到了车站。 WehadplannedtobuyahouseinGuangzhou,butitprovedtobeadream.2.我们本来打算在广州买房，但最后只是一场梦。 NosoonerhadIreachedhomethanitbegantorain.3.我一回到家就开始下雨。1.Thechefhadsetupafarm-to-tablerestaurantbeforehisnewcookbookwaspublished.Anewfarm-to-tablerestauranthadbeensetupbythechefbeforehisnewcookbookwaspublished.Lookatthetwopairsofsentences,andpayattentiontothemeaninganduseofthewordsinred.2.TheyhadfinishedtheirdinnerbythetimeSamjoinedthem.TheirdinnerhadbeenfinishedbythetimeSamjoinedthem.过去完成时被动语态

pastperfectpassivevoiceActiveVoicePassiveVoice肯定haddone否定hadn’tdone疑问Had...done...?hadbeendonehadn’tbeendoneHad...beendone...?Structureofpastperfecttensepassivevoice1)PriortocomingtoChina,myonlyexperiencewithChinesecookingwasinAmerica,withChinesefoodthathadbeenchangedtosuitAmericantastes.2)WhenmyfamilyandIhadjustarrivedinChina,wewentlookingforagoodplacetoeatinBeijing.3)ASichuanrestauranthadbeenrecommendedtousbyafriend,andfinally,wefoundit.4)Tired,hungry,andnotknowingawordofChinese,wehadnoideahowtoorder,sothechefjustbeganfillingourtablewiththebestfoodwehadevereaten.1.FindmoresentencesusingthepastperfecttenseandthepastperfectpassivevoicefromthepassageinPage26oftextbook.Practice2.Completethesentenceswiththecorrectformsofthegivenwords.1)Thetickets_______________(sell)outbeforeIcametothecinema.2)Bytheendoflastyear,we_______________(produce)20,000cars.3)He____________(tell)manytimesnottobelate.4)We_________________(warn)tobecarefulofrats.5)Apowerstation_______________(set)upintheirhometown.6)Thetrain_______________(leave)beforewereachedthestation.7)100tractors__________________(produce)bytheendoflastyear.8)Whenthepolicearrived,thethieves_______________(run)away.9)Shetoldusthatthemeeting____________________(cancel).

10)Thecar_______________(drive)awaythismorning.hadbeensoldhadproducedhadbeentoldhadbeenwarnedhadbeensethadlefthadbeenproducedhadrunhadbeencanceledhadbeendriven3.Completethetwoconversationswiththecorrectformsofthewordsintheboxusingthepastperfecttenseorthepastperfectpassivevoice.arrive,cancel,eat,finish,get,taste,tell1)Carol:_____youever______anyScottishfoodbeforeyourtriptoSt.Andrewslastyear?

Paul:No,notreally.ButI____________abouthaggismanytimesbeforewewentthere.Hadtastedhadbeentoldn.羊杂碎肚Carol:Oh…Didyoutryit?Paul:

Oh,yes!Youknowwhat?We_________lateforsupperthatday,andsowejustatewhateverwasleftintheuniversitycanteen.We___________ourmealbeforewelearntwe_____just______haggis!Carol:Mygoodness!Paul:

Well,itwasnotbad.Ihavetosay…arrive,cancel,eat,finish,get,taste,tellarrivedhadfinishedhadeaten2)

Carol:WhenIgottotheteahouseyesterday,Ifoundnobodythere._____it______________?

Paul:Oh,I’msosorrythatIforgottotellyou!Theget-togetherwascancelledyesterdaymorningbecauseSally,thehostess,___________intoacaraccident.

Carol:Oh,I’msorrytohearthat.HopeSallyrecoverssoon!Hadbeencancelledhadgotarrive,cancel,eat,finish,get,taste,tell4.Readthesituationsandrewritethesentencesusingthegivenwords.ExampleHecouldn’ttakeouthiscard.HecalledthebankaboutthebrokenATM.(swallow)TheATMhadswallowedhiscard./HiscardhadbeenswallowedbytheATM.Thesupermarkethadsoldoutthegrass-fedbeef./Thegrass-fedbeefhadbeensoldout.1.Whenmymumgottothesupermarket,therewasnograss-fedbeefleft.(sellout)2.Itwasmyfirsttimetohearsomebodysingthesong,soIknewnothingaboutit.(hear)3.Igottothefoodmarket,butitwasclosed.Ididn’tknowaboutthenewopeningtime.(change)4.Lindahasbecomeslimmersincelastsummer.Sheusedthevegetarianrecipesfromthewebsite.(follow)Ihadneverheardthesongbefore./Thesonghadneverbeenheardbeforebyme.Thefoodmarkethadchangeditsopeningtime./Theopeningtimeofthefoodmarkethadbeenchanged.Lindahadfollowedthevegetarianrecipesfromthewebsite./Thevegetarianrecipesfromthewebsitehadbeenfollowedbyher.5.Workinpairs.Chooseoneofthesethreesituations,andmakeasmanysentencesasyoucanusingthepastperfecttenseandthepastperfectpassivevoice.Thenmakeaconversationusingthesesentences.1.WhenIsetoffforthecafeteria……Ihadjustfinishedmyhomework.…Ihadorderedataxionline.…thewindowshadbeenclosed.…thelighthadbeenswitchedoff.2.Beforehewentintothechocolatefactory……Ihaddrunktoomuchsodapop.…Ihadeatentoomuchcake.…wehadbeengivenmanysamples.…Ihadbeenmadeverysick.3.BythetimeIarrivedatthe“insect”party……theinsectshadallescaped.…theinsectshadscatteredeverywhereintheroom.…theinsectshadallbeencollectedinabottle.…theinsectshadbeenfriedupforeating.6.Workingroups.Continuemakingsentenceswiththetipsofthefollowingsentenceasfollows.Trytousedifferentlinkingwordsfromtheformersentence.T:WhenIsetoffforthecafeteria,Ihadjustfinishedmyhomework.S1:BeforeIfinishedmyhomework,IhadcalledTom.S2:BythetimeIcalledTom,hishousehadbeenbrokeninto.S3:Hardly

had

hishouse

beenbrokeninto

whenhecalledthepolice.S4:Itwasthefirsttimethathehadcalledthepolice.Homework:

Usethepastperfecttenseanditspassivevoicetotalkaboutwhathadhappenedbeforeyoustartedanewhabitofyourown(atleast5sentences).Thankyouforlistening!高二—人教版选修二—英语—第三单元

FoodandCultureLesson4DiscoveringUsefulStructures答疑1.Completethesentenceswiththecorrectformsofthegivenwords.1)Enteringthekitchen,Ifoundthatthepizza_______________________(just,transfer)intotheoven.2)ThecheesecakethecafeteriaofferedmetheotherdaywasthebestI

_________________(everhave).3)Thechefsaidthatthemenu_________________(adjust)tosuitlocaltastes.4)Thenutritionistsclaimedthatthey_________________(discover)anewandnutritioustypeoffood.5)Aftershe_________________(tell)abouttheonlineshopforvegetarians,shedidn’tgotothesupermarketanymore.hadjustbeentransferredhadeverhadhadbeenadjustedhaddiscoveredhadbeentold2.Complete