新版新标准四年级下册Did you fall off your bike课件.ppt

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1、Module10Unit1Didyoufalloffyourbike?NewStandardEnglishBook4动词过去式的变法口诀：Yesterday，表过去，要用一般过去式；规则动词加ed；有e直接加上d；Talk,talk,talked;Listen,listen,listened;Watch,watch,watched;Phone,phone,phoned.不规则的特殊记，are变were；am/is变was；do/does变did。小结：ed，ed小尾巴，动词后面跟着它，如果动作已发生，千

2、万不要忘了它。chant“ed”playYesterday昨天todaytalkphonewalkraincookplaywatchlistenhelplearnedededededdedededed小提示：ed在清辅音后读/t/,在浊辅音后/d/./t//d/小试身手:快快说出下列动词的过去式吧.cookedtalkedwalkedplayedhelpedwatchedlistenedWhathappenedtoDaming?Listenandthink:1.Whowentforabikeride?2

3、.Whofelloffhisbike?DamingandSam.Sam.happen发生Samfelloffhisbike.跌落edfalloff跌落a变e，felloff就是过去式felloffhisbikeLet'schant:ride骑、乘wentforabikeride去骑自行车thirsty口渴的watermelonboughtbuy购买花钱去，买完bought成过去boughtawatermelonthewatermelonfelloffLet'schant:carry运送carriedCa

4、rrycarrycarriedcarriedcarriedthewatermelonsLet'schant:bump碰、磕edhishead.Game:What’smissing?watermeloncarriedfelloffthirstyboughtbumphappenridewentboughtcarriedfelloffbumpedgohappencarriedbumpedwenthappened要求学生在课本中找动词过去式规则变化：不规则变化：happenhappenedcarrycarrie

5、dbumpbumpedgowentarewerebuyboughtfallfell原形过去式原形过去式SamandDamingwentforabikeride.thirteenthirtythirsty（口渴的）Thentheywerehungryandthirsty.Sotheyboughtawatermelon.buybought(购买)Samcarriedthewatermelononhisbike.carrycarried(携带，运送)Samfelloffhisbike.fallfell(跌落)

6、ThewatermelonbumpedDaming’shead.bumpbumped(碰，磕)1.Whatyourhead,Daming?2.Oh,SamandI____________rideyesterday.3.Andthenwewere______and_____.4.ThenSamhisbike!happenedtowentforabikehungrythirstyfelloff