《高中英語 Unit3 Amazing people Grammar and usage課件 牛津譯林版必修2.ppt》由會員分享，可在線閱讀，更多相關(guān)《高中英語 Unit3 Amazing people Grammar and usage課件 牛津譯林版必修2.ppt（25頁珍藏版）》請在裝配圖網(wǎng)上搜索。

牛津高中英語 模塊二 高一上學(xué)期 AdvancewithEnglish Grammarandusage Unit3 Pastperfecttense Unit3 課件描述 以觀察 發(fā)現(xiàn) 討論 歸納 運用為主要教學(xué)模式 充分利用本單元語言素材 通過多種圖示和語法規(guī)則的呈現(xiàn) 讓學(xué)生比較全面系統(tǒng)地掌握過去完成時的用法 一般過去時與過去完成時的用法區(qū)別及現(xiàn)在完成時與過去完成時的用法區(qū)別 Lead in What sthetopicofUnit3 Howmanyamazingpeoplehavewereadaboutinthisunit Whoarethey CanyoutellmesomethingaboutHowardCarter Lead in Upontheirenteringthetomb Carter sluckypetbird whichhehadleftinCairo wasswallowedbyasnake Whatverbtensesareusedinthesentence Pastperfecttense Howcanweformthepastperfect Reread Thecurseofthemummy andunderlinethesentencesinwhichthepastperfecttenseisused had verb ed Bythe1920s hehadbecomean Upontheirenteringthetomb Carter sluckypetbird whichhehadleftinCairo wasswallowedbyasnake AfewmonthsafterCarterhadopenedthetomb Pastperfecttense Theusageofthepastperfect Upontheirenteringthetomb Carter sluckypetbird whichhehadleftinCairo wasswallowedbyasnake CarterlefthisluckypetbirdinCairo Carter sluckypetbirdwasswallowedbyasnake Past Present Theusageofthepastperfect Past Present Thepastperfecttenseshowsus 過去的過去 Past Summary Thepastperfecttenseisoftenusedwiththesimplepasttense Ifoneactionhappensbeforeanotherinthepast thepastperfecttenseisused Theusageofthepastperfect Wehidtheentrancetothetomb saidCarter Cartersaidthattheyhadhiddentheentrancetothetomb Past Present Theyhidtheentrancetothetomb Cartersaidthattheyhadhiddentheentrancetothetomb Summary Thepastperfecttenseisoftenusedtorefertoanactionthathadalreadyhappenedatthetimeofspeaking Theusageofthepastperfect IhaddonemyhomeworkthismorningbeforeIwenttothemuseum Past Present Ihaddonemyhomeworkthismorning Iwenttothemuseum Summary Theuseofthepastperfecttensesimplyindicatesthatanactioncomesbeforeanotherpastaction Itdoesnotmeanthatthepastactionhappenedalongtimeago Theusageofthepastperfect Bythe1920s hehadbecomeanexplorer searchingforthetombsoftheEgyptiankings Past Present Hehadbecomeanexplorer The1920s Summary Thepastperfecttenseisoftenusedwithtimeexpressionssuchaswhen after before assoonas until by forandalready Anotheramazingperson AmeliaEarhart Whathappenedtoher ReadthenotesaboutAmeliaEarhartonPage49 Practice CompletethestoryonPage49 AmeliaEarhartwasbornon24July1897 Shehadanexcitingchildhood BeforeshemovedtoDesMoines she already herfirstairplane She toChicago sixyearslater SheworkedasanurseintheFirstWorldWarandbecameinterestedinflying She already flyinglessonsbeforesheboughtherfirstplane Thenherinterestinflyingreallybegantogrow In1929 sheorganizedanairraceforwomen Ayearearlier she thefirstwomanairpassengertoflyacrosstheAtlantic had seen moved had taken hadbecome ShemarriedGeorgePutnamin1931 They threeyearsbeforewhenheinterviewedherinNewYork In1932 shebecamethefirstwomantoflyaloneacrosstheAtlantic On1June1937 she herround the worldflight TheflightwentwellinJune ShereachedNewGuineaonthe29th She flyingnearlyamonthearlier WhenthebasetriedtogetintouchwithAmeliaat9 30p m 0n2July1937 she already missing hadmet began hadstarted had gone Thesimplepasttenseorthepastperfecttense WhentheTitanicwasbuilt peopleassumeditwouldneversink So whenitsankonitsfirstjourneythenews 1 surprise everyonegreatly TheTitanicwasbuiltinBelfast Ireland Itsmakers 2 spend agreatdealofmoneybuildingtheextraordinaryship Whenitwasfinished itwasthelargestandmostcomfortableshipeverbuilt TheTitanicsetsailon10April1912 I 3 want tosetfootontheTitaniceversinceitwasbuilt saidMollyBrown aTitanicsurvivor Ineverimagineditwouldsink On13April theTitanicwassailingatfullspeedtowardsNewYork surprised spent hadwanted Thecaptain who 4 receive warningsabouticebergsallday hadmissedthewarningsasthey 5 arrive At2 20a m theTitanicsankintothesea It 6 hit anicebergjustovertwohoursbefore Ofthe2 208peopleaboardtheship only705 7 survive ExplorerRobertBallard 8 search fortheTitanicformorethan20yearbeforehefoundit Whennewtechnologywasdeveloped we 9 use ittosendcamerasdownintosea Finally wefoundtheship Withhiscameras hewasabletofindtheholealongthesideoftheshipwhich 10 cause ittofillwithwaterandsink hadreceived arrived hadhit hadsearched used hadcaused survived Summary Whethertousethesimplepasttenseorthepastperfecttensedependsonthesequenceoftheevents Thepresentperfectorthepastperfect HowardCarterisoneofthemostfamousexplorerstheworldhaseverknown Past Present Future HowardCarterbecamefamous Summary Thepresentperfecttenseisusedwhenwearetalkingaboutapasteventinconnectionwiththepresenttime Thepresentperfectorthepastperfect Past Present GeorgeGouldhadbeentothetomb Hecaughtahighfeveranddied GeorgeGouldhadbeentothetombbeforehecaughtahighfeveranddied Summary ThePastPerfecttenseisusedwhenwearediscussingthepastandwanttotalkaboutanevenearlierevent Anotheramazingperson CaiLun Whatdidhesay Andwhatdidhedo ReadthesentencesonPage51andthencompletethearticle TheinventorofpaperCaiLunisafamousChineseinventor knownforinventingpaper CaiinventedpaperinAD105 but manyothertimes Beforehisinventionworked Cai usingmanydifferentpartsoftreesandplants andoldfishingnetstomakepaper AfterCaiinventedpaper peoplealloverAsiausedit AtthattimeintheWest noone ofCaiorpaper TheydidnotlearnhowtomakepaperuntilAD751 Westernerswho severalChinesepapermakersduringawartoldpeopleintheWestaboutCai sinvention Oncethepapermakers peoplehowtomakepaper itwasusedallovertheworld hadfailed hadtried hadheard hadcaught hadshown Homework FinishPartC1andPartC2onPage104inWorkbook Previewthenextpartofthisunit Task