1。不规则动词的过去式过去分词表 cost—cost –cost 值, 花钱 hit—hit —hit 碰，撞 let—let —let 让 set—set —set 树立 ，下沉 hurt-hurt —hurt 伤害 read—read -read 读 put—put -put 放 cut—cut —cut 砍，切 shut——shut—shut 关闭 II。A—-—B-——B 型。 (1)。元音字母变化 get——got—got sit-—sat——sat find-—found—found meet—-met—-—met feed—fed—fed win—-won—won hold-held-—held spit—spat—-spat dig——dug—dug shoot--shot—shot stand—-stood--stood understand——understood—-understood （2）.辅音字母变化 make—-made—made lend——lent—-lent have/has-—had-—had send--sent-—sent spend—spent——spent build—-built—built spill--spilt—-spilt (3).原形后+t或去e+t mean-—meant—-meant spoil——spoilt-—spoilt feel--felt—felt leave——left—-left keep——kept——kept sleep—-slept-—slept sweep-——swept-—swept (4）.词尾+d hear-—heard--heard tell——told—-told sell—sold-—sold say--said-—said pay--paid—-paid lay-—-laid—-—laid (5).augh读/ ɔ: / catch——caught-—caught teach—-taught—-taught (6)。ough读/ ɔ: / buy-—bought-—bought bring-—brought-—brought think--thought——thought fight--fought-—fought III.A-——B-——C型。 （1）.i—a—u ring——rang—-rung sing-—sang—-sung drink--drank-—drunk sink-—sank--sunk swim--swam--swum begin--began-—begun (2）。 eat——-ate—-—eaten see—-saw--seen fall--fell—fallen give—--gave——-given drive—-drove——driven rise--—rose———risen hide--—hid--— hidden / hid take-——took——-taken mistake--mistook--mistaken be（am, is)-—was—-been are——- were——-been (3）。 ow—ew—ow+n draw-—drew——drawn blow--blew-—blown know-—knew—-known grow—-grew—-grown throw——threw--thrown show——showed--shown (4）.break--broke——broken speak-—spoke--spoken choose—-chose—-chosen freeze--froze—-frozen steal——stole——stolen （5）。write--wrote——written ride-—rode—-ridden forget--forgot--forgotten wear—-wore——worn （6）。 do-—-did—--done go--—went—---gone fly——-flew---flown 本文来源：https://www.wddqw.com/doc/7edf7609346baf1ffc4ffe4733687e21af45ff14.html