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1、Unit4ThenandnowPartALet'slearnTodaywearegoingtovisitourschool.Now,let'sgo!grassWhatcanyoudoonthegrass?Icanplayfootballonthegrass.Youcanplaybasketballinit.SometimesyouhaveaP.Eclassinit.Guess.Whatisit?猜一猜！gymIplayedping-ponginthegymthreedaysago.hall大厅、礼堂diningWeoftenhavelunchinthedin
2、inghall.What’sinthepicture?buildingplaygrounddinninghallgymgrassWasthereadininghallinyourschoolsevenyearsago?dininghall三年前...yearsago…年前Yes,therewas.Therewasadininghallinmyschoolsevenyearsago.Wasthereagyminyourschoollastyear?gymNo,therewasn’t.Therewasnogyminmyschoollastyear.Lastyea
3、r去年Whatarethedifferences?twentyyearsagonowTherewasonlyoneoldbuildinginmyschooltwentyyearsago.Therearemanynewbuildingsinmyschoolnow.Wasthereagymintheschool？No,therewasn't.Isthereagymintheschool？Yes,thereis.Whatarethedifferences?Therewasnogymintheschooltwentyyearsago.Nowthereisanewon
4、eintheschool.Attention:注意使用therebe句型三月前threemonthsago…….一天前onedayago五周前fiveweeksago两年前twoyearsago多久以前（时间名词+ago）还有哪些表示过去的时间？lastweekendlastnightyesterdaythedaybeforeyesterdaylastyear去年lastmonth上个月你会说下面单词和短语的意思吗？dinninghallgymgrass……yearsago……monthsagolastyearlastmonthFindthemistakes
5、IntheTangdynasty…Atthattime,therewerenogyms.Peopledidn’tgobybus.Peoplecouldn’tusetheInternet.PairworkDiscusswithyourgroup.FindoutthemistakesintheTangdynasty.Atthattime，therewereno______.Peopledidn'tgo________.Peoplecouldn'tuse_______.Atthattime,therewerenodinninghalls.Atthattime,th
6、erewerenopostoffices.Atthattime,therewerenocinemas.Atthattime,therewerenomotels(汽车旅馆).Atthattime,therewerenocafés（咖啡馆）.Atthattime,therewerenotelephones.Atthattime,therewerenotrafficlights.Atthattime,therewerenolights.Atthattime,peoplecouldn’tgobybikeandbytaxi.Therebe句型现在时Thereis+单数
7、……Thereare+复数……过去时Therewas+单数……Therewere+复数……Tips:There是个近视眼，只能看到最近的，最近的是单数用is，是复数用are；如果是表示过去的，单数用was，复数用were检测练兵1、There____anappleonthetable.A.isB.wasC.are2、There____twoapplesinthebasket.A.isB.wasC.are3、There____anapple,twopearsandfivewatermelonsonthetable.A.isB.wasC.areACA4、Ther
8、e____nogymsinmyschool2year
