新概念二L62-Nana

L62Afterthefire01WarmupFreetalk:Haveyoueverexperiencedanynaturaldisasters?Canyoutellsomekindofnaturaldisasters?volcano(火山)sandstorm(沙尘暴)drought(旱灾)tsunami(海啸)fire(火灾）typhoon（台风）Whatcanyouseeinthispicture?Everythingwasdestroyed(毁灭).Thecitybecameruin(废墟).EarthquakeofTangshaninChinain1976Thebuildingsfelldown.Thecrackscutacrosstheroads.bridgerailwayManythingsweredestroyed,suchas…buildingsAgreatnumberofpeoplediedandthenumberofpeoplelosingtheirhomeswaslarge.Whatdoyouthinkmayhappenbeforeanearthquake?①②③④BrightlightsintheskyFishjumpoutthepond,andmicerunwildlyoutofthefields.02ListenandanswerDiscussionWhatshallwedoifanearthquakehappens?Do1.Stayinasmallroom,suchaskitchenorbathroom.2.Hideunderthetableorbed,ifyouhaven’ttimetoescape,youmaystandclosetotheinsidewallwithsomethingscoveringonthehead.3.Ifyoustayintheopenair,keepoffthetallbuilding,andgotothefieldswithouttrees.Don’t1.Beclosetotheoutsidewall.2.Stayonthebalcony(阳台)3.Jumpoutofthetallbuilding.4.Usethelift.1.Whatwasthedangertovilliagesafterthefire?Listenandanswer03Newwords1.Readthewordsbyyourselves.asmallareaofsomethingthatisdifferentfromtheareaarounditoneofthe100-yearperiodsmeasuredfrombeforeoraftertheyearofChrist’sbirththepartofaplantortreethatgrowsunderthegroundandgetswaterfromthesoilanamountofsomethingthatcanbecountedormeasuredMany_____wasfrozentodeathinthewinterquantitypatchcenturyrootgrass-seedn.thegrey,whiteorblackgasthatisproducedbysthburingtheabilitytomakesth/sbwhatyouwanttocoveraplacewithwater,ortobecomecoveredwithwaterthepoweryouhavebecauseofyourofficialpositionaneventthatcompletelydestroyssomethingdestructionsmokefloodauthoritycontroln.tocoversb/sthwithverysmalldropsofaliquidthatareforcedoutofacontainerorsent.tosaythatyouwillcausetrouble,hurtsb,etc.tomakesthblackblackenspraythreatenv.adj.Readandfindthephrases______________受到控制______________方圆数英里________从……升起________荒凉的山丘______周围的村庄________对……毁灭性的威胁______________开始，来临_______冲走土壤____________一种特殊类型的草籽______________生根__________=__________代替______大量地_______一片片绿草undercontrol受到控制formilesaround方圆数英里riseupfrom……从……升起thedesolatehills荒凉的山丘thesurroundingvillages周围的村庄threaten……withdestruction对……毁灭性的威胁comeon开始，来临washawaythesoil冲走土壤aspecialtypeofgrassweed一种特殊类型的草籽takeroot生根inplaceof=insteadof代替inlargequntities大量的patchesofgreen一片片绿草04PassageMultiplechoicequestions1.Grass-seedhadtobeplantedquickly________.A.topreventfloodingB.becauseitwaslateintheseasonC.tosavethetreesD.becausethetreeshasbeengrowingforcenturies.2.Planeswereusedbecause_______.A.therehadbeenafireB.thehillswerebareC.thereweren'tanytreesD.thiswasthequickestwaytoplanthugequantitiesofseed.()1.Firemenhadbeenfightingtheforestfirefornearlytwoweeksbeforetheycouldgetitundercontrol.()2.Now,smokestillroseupfromthewarmgroundtothedesolatehills.()3.Winterwascomingonandthehillsthreatenedthesurroundingwithdestruction,forheavyrainwouldnotywashawaythesoilbutwouldcauseseriousfloodsaswell.()4.Theplaneshadbeenplantingseedfornearlyayearwhenitbegantorain.FFTF1.Howlongdidittakethefirementogetthefireundercontrol?2.Hadallthetreesbeenburntornot?3.Whywerethesurroundingvillagesofthehillsthreatenedwithdestruction?4.Whatdidtheforestauthoritydoafterthefirehadbeenputout?5.Whathadbeguntoappearintheblackendsoilinplaceofthegreentreeswhichhadbeengrowingthereforcenturies?Firemen____________theforestfirefornearlythreeweeksbeforetheycouldgetit_________.Ashorttimebefore,greattrees___________thecountryside___________.Now,smokestill___________thewarmgroundover____________.Winterwascomingonandthehills__________thesurroundingvillages_________,forheavyrainwouldnotonly______________butwouldcauseseriousfloodsaswell.hadbeenfightingundercontrolhadcoveredformilesaroundroseupfromthedesolatehillsthreatenedwithdestructionwashawaythesoilWhenthefirehadatlastbeenputout,theforestauthoritiesorderedseveraltonsof_______________________whichwouldgrowquickly.Theseedwassprayedoverthegroundinhugequantitiesbyaeroplanes.Theplanes__________seedfornearlyamonthwhenitbegantorain.Bythen,however,inmanyplacesthegrasshadalready__________.____________thegreattreeswhich______________thereforcenturies,patchesofgreenhadbeguntoappearintheblackenedsoil.aspecialtypeofgrass-seedhadbeenplantingtakenrootInplaceofhadbeengrowing05LanguagepointsLinedownthekeypoints!Grammar一、构成：hadbeen+现在分词二、concept1、过去完成进行时用于强调某动作在过去更早的某一段时间内一直在进行，并对过去某一时刻产生结果。与它经常连用的表示时间的词有before,for,since,allday等.Shewasverytired.Shehadbeentypinglettersalldays.I’dbeenracinghorsesforyearsbeforeImetmywife.过去完成进行时（thepastperfectprogressivetense)1.构成:had+过去分词2.概念:它表示过去某时或某动作发生之前已经完成的动作或情况，即“较早的过去”。常用的连词有when,after,assoonas,(not)until,bythattime,(never)before,already,for,since,just等。Afterhehadsaidgoodbyetousall,CaptainAlisonstartedhisjourney.除此之外还常与连词nosooner…than和hardly…when连用。Hehadhardlyhadtimetosettledownwhenhesoldthehouseandleftthecountry.过去完成时（Thesimplepastperfecttense)过去完成进行时与过去完成时的比较1.过去完成时和过去完成进行时有时可以替换使用：Danhadworked/hadbeenworkingforthefirmforfifteenyearswhenIfirstmethim.我第一次遇到丹时，他已在该公司干了15年了。2.Shehadcleanedtheoffice,soitwasverytidy.她已经打扫过办公室了，所以很整洁。(强调结果)Shehadbeenclean