Unit3FoodandCultureDiscoverUsefulStructures课件高中英语人教版选择性

Book5Unit3FoodandCulturePastperfecttenseandPastperfectpassivevoice年级：高二学科：高中英语（人教版）Contents01Definition(定义)of

thePastPerfectTense02Identification(识别)ofthePastPerfectTense03Application(应用)ofthePastPerfectTensePastperfecttenseandPastperfectpassivevoice01DefinitionofthePastPerfectTense2.TheyhadfinishedtheirdinnerbythetimeSamjoinedthem.1.Thechefhadsetupafarm-to-tablerestaurantbeforehisnewcookbookwaspublished.Q:Inthesetwosentences,whichactionhappenedfirst?ObserveandanalyzepresentpastfutureearlierpasthadsetupwaspublishedhadfinishedjoinedPastperfecttense(过去完成时):haddone1.Thechefhadsetupafarm-to-tablerestaurantbeforehisnewcookbookwaspublished.

2.TheyhadfinishedtheirdinnerbythetimeSamjoinedthem.ObserveandanalyzeAnewfarm-to-tablerestaurant______________bythechefbeforehisnewcookbookwaspublished.hadbeensetupTheirdinner_______________bythetimeSamjoinedthem.hadbeenfinishedPastperfectpassivevoice(过去完成时的被动语态):hadbeendone1.Weusethepastperfecttensetoexpressapastaction(A)finishedbefore

anotheraction(B)inthepast.BADefinitionofthePastPerfectTense2.Wealsousethepastperfecttensetoshowthatsomething(A)happenedbeforeaspecifictime(B)inthepast.FormulaofthePastPerfectTenseformationactivevoicepassivevoiceaffirmativesentencenegativesentencegeneralquestionwh-questionhadnot/hadn't+doneHad+S

+done…?Wh-+had

+S+done…?had+donehadbeendonehadnot/hadn’tbeendoneHad+S+beendone…?Wh-+had+S+beendone?①

First:

Thewaitergavemyseattosomeoneelse.

Next:

Icameback.②

First:

Thethiefranaway.Next:

thepolicearrived.③

First:Thefiregotoutofcontrol.

Next:

Thefiretruckdroveup.The

waiterhadgiven

myseattosomeoneelsewhenIcameback.Thethief

hadrun

awaybythetimethepolicearrived.Thefirehadgottenoutofcontrol

whenthefiretruckdroveup.Task1Combinetwosentencesintooneusingthepastperfecttense.

02IdentificationofthePastPerfectTense1.by，before，when，until,since+apastaction/timeDinner

hadbeenservedbefore6:00p.myesterdayevening.before+pasttimeAmy

hadcookedtheirdinnerbythetimeherhusbandcamebackfromwork.bythetime+clause(pastaction)2.already，yet,justIhadjusteatenmylunchwhenshephonedme.Iarrivedverylateattheparty.Allmyfriendshadalreadygonehome.3.Thecontext:

Anactionhadhappenedbeforeapastaction/time.TheTitanic

sankbecauseithadbeenbadlydamagedbyaniceberg.sankhadbeenbadlydamagedpresentpastfutureBA4.Specificsentencepatterns(1)had+hoped/wished/expected/thought/intended/meant/supposed:Ihadmeanttogoonatripwithyou,butIwasbusywithworkthen.Actually,Ididn’tgoonatripwithyou.Ihadintendedtoseeyou,butIhadtolookaftermylittledaughteratthatmoment.

Actually,Ididn’tseeyou.“本想”“本打算”Foraneventthatdidn’thappenactually.It’sinunrealsituations.4.Specificsentencepatterns(2)Itwasthefirst/second…time+(that)sb.haddonesth.ItisthefirsttimethatJason__________(make)thesalad.has

madeItwasthefirsttimethatJason__________(make)thesalad.had

made4.Specificsentencepatterns(3)“一……就……”：Nosoonerhadsb.donethansb.didsth./Hardly/Scarcely/Barelyhadsb.donewhensb.didsth.Hardly

_____we_____(leave)thehousewhenitbegantorain.Nosooner_____she_____(get)outofthebuildingthanitcollapsedinaninstant.had

lefthadgot03ApplicationTask2Completethetwoconversationswiththecorrectformsofthewordsintheboxusingthepastperfecttenseorthepastperfectpassivevoice.arrivecanceleatfinishgettastetell1.Carol:______youever_______anyScottishfoodbeforeyourtriptoStAndrewslastyear?Paul:No,notreally.ButI____________abouthaggismanytimesbeforewewentthere.Carol:Oh…Didyoutryit?Paul:Oh,yes!Youknowwhat?We____________lateforsupperthatday,andsowejustatewhateverwasleftintheuniversitycanteen.We____________ourmealbeforewelearntwe_____just________haggis!Carol:Mygoodness!Paul:Well,itwasnotbad.Ihavetosay…2.Carol:WhenIgottotheteahouseyesterday,Ifoundnobodythere.______it________________?Paul:Oh,I'msosorrythatIforgottotellyou!Theget-togetherwascancelledyesterdaymorningbecauseSally,thehostess,__________intoacaraccident.Carol:Oh,I’msorrytohearthat.HopeSallyrecoverssoon!tastedhadbeentoldhadarrivedhadfinishedhadeatenbeencanceledHadhadgotHad

Situation1WhenIsetoffforthecafeteria....

Situation2Beforehewentintothechocolatefactory....

Situation3BythetimeIarrivedatthe“insect”party...IhadfinishedmyhomeworkIhadorderedataxithewindowshadbeenclosedthelighthadbeenswitchedoff

...

haddrunk......hadeaten...hadbeengivenmany...hadbeenmadesickhadbeencollectedin...hadbeenfriedupfor......hadescaped......hadscattered...Task3Workinpairs,chooseonesituationandmakeaconversationusingthesesentences.

OnepossibleconversationA:Sohowdidtheinsectpartygo?B:Oh,itwashorrible.A:Why?Whathappened?B:Well,bythetimeIgotthere,theinsectshadallescapedandtheyhadscatteredeverywhereintheroom.A:Oh,no!Sowhatdidyoudo?B:Wechasedtheinsectsdownandbefor