如：bring—brought，buy—bought，think—thought，catch—caught，teach—taught10.以ould结尾且读音为［ud］的情态动词过去式。如： can—could，shall—should，will—would11.在动词原形后加d或t变成过去式...

规则动词的过去式变化如下：一般情况下，动词词尾加d。以不发音的e结尾动词，动词词尾加d。以辅音字母+y结尾的动词，把y变为i再加ed。以一个辅音字母结尾的重读闭音节动词，双写词尾辅音字母，再加ed。注：不规则动词的过...

11.以ould结尾且读音为〔ud〕的情态动词过去式。如:can—could,shall—should,will—would12.把动词原形中的o改为a,变成过去式。如:come—came,become—became13.在动词原形后加d或t变成过去式,并且发生音变。如:hear〔hi...

beat击打beatbeatenbecome变成becamebecomebegin开始beganbegunbend使弯曲bentbentbet赌betbetbite咬bitbitten/bitblow吹blewblownbreak打破...

1喝drinkdrankdrunk2摇铃，打电话ringrangrung3唱歌singsangsung4游泳swimswamswum5开始beginbeganbegun6落下fallfellfallen7生长growgrewgrown8知道knowknewknown9...

过去式-中文-(原形)was是（am,is）were是（are）became成为；变成（become）began开始（begin）bit咬（bite）blew吹（blow）bought买（buy）caught抓（catch）came来（come）cost花费（cost）cut切；砍（cut）dug挖（dig）...

1.把动词原形中的o改为a，变成过去式。过去分词不变．如：become—became,come—came2．把动词原形中的i改drive—drove，ride—rode，shine—shone，win—won，write—wrote4．动词原形中的e改为o，变成过去式。

1．把动词原形中的i改为a,变成过去式.如：begin—began,drink—drank,give—gave,ring—rang,sing—sang,sit—sat,swim—swam2．把重读开音节中的i改为o,变成过去式.如：drive—drove,ride—rode,write—wrote3．改...

动词过去式be(am\is)wasarewerecomecamegowentdo(does)didflyflewdrawdrewmakemadesingsanghave(has)hadeatatedrinkdrankputputletletreadreadcancouldseesawmeet...

【过去式的变化规则】①一般情况下，在动词原形后直接加ed。如：wanted，played。②以不发音的字母e结尾的动词，直接加d。如：hoped，lived。③重读闭音节单词需双写最后一个辅音字母，再加ed。如：stopped,shipped。...