begandrankgavesangswamsat字母“i”变成“a”开始喝给唱歌坐游泳begindrinkgiveSingSwimsitflyflew2、画drawdrewblowblew4、种植growgrewthrowthrew6、知道knowknew三、字母“ew”结尾1、飞3、吹5、扔1、感觉feelfelt2、保持keepkept3、睡觉sleepslept4、扫地sweepswept四、字母“pt”结尾1、买buybought2、想thinkthought1、抓catchcaught4、教teachtaught六、字母“aught”结尾五、字母“ought”结尾InfinitivePasttenseInfinitivePasttenseam/iswashave/hashadareweregowentseesawsaysaiddodidwinwonbitebitdigdugeatatefallfelltelltoldrunrantaketookmakemadewearworecostcostcutcutletletputputreadread是做告诉看见咬吃拿穿花费让读有去说赢挖跑制造摔倒砍切放comecamebecomebecamegetgotforgetforgotbuyboughtthinkthoughtcatchcaughtteachtaughtstandstoodunderstandunderstoodriderodewritewrotedrivedrovespeakspokewakewokebeginbegandrinkdrankgivegavesingsangswimswamsitsatfeelfeltkeepkeptsleepsleptsweepswept来得到买抓站骑开车醒开始给游泳感觉睡觉变成原谅教写说话喝唱坐保管扫地认为明白InfinitivePasttenseInfinitivePasttensefeedfedmeetmetflyflewdrawdrewblowblewgrowgrewthrowthrewknowknew知道喂飞吹遇见画长大投/抛