动词过去式变化规则课件.ppt

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1、的变化规则动词过去式1.一般在词尾直接加ed。如：play―playedwatch-watched2.以e结尾的动词只加d.如：like----likeddecide----decided3、“辅音字母+y”结尾的动词，变y为i，再加ed.如：study---studiedfly---fliedenjoy---enjoyedstay---stayed4.末尾只有一个元音字母和一个辅音字母的重读闭音节，应双写末尾的辅音字母，再加-ed如：stop-stopped,plan-planned5.142页的特殊变化如：

2、am/is----wasare----werebuy----boughthave----had1.go2.is3.are4.feel5.have6.ride7.decide8.enjoy9.see10.start11.do12.arrive1.go–went2.is—was3.are—were4.feel—felt5.have—had6.ride--rode7.decide—decided8.enjoy—enjoyed9.see—saw10.start—started11.do—did12.arrive--ar

3、rived1.Wedecided______(go)tothebeachnearourhotel.2.Jim________(decide)togototheMountTailastmonth.togodecided3.Ienjoy________(ride)mybikeinthemountains4.Ifeellike________(eat)somefood.ridingeating5.Sam____________(do)thehouseworkyesterday.did