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1、不规则动词过去式和过去分词巧记方法一、原形、过去式和过去分词的词形和读音都相同的单词，结尾字母一般是t或d。如：cut-cut-cut,hit-hit-hit,put-put-put,cost-cost-cost,let-let-let,shut-shut-shut,set-set-set,hurt-hurt-hurt,spread-spread-spread特殊：动词read的过去式和过去分词虽然词形与原形一致，read-read-read，但发音分别是[ri:d]-[red]-[red]。二、有些动词的过去分词与原形是一样的。如：come-came
2、-come,become-became-become,run-ran-run,overcome-overcame-overcome三、有些动词的过去式和过去分词相同。如：1.把单词结尾的字母d改为t。如：lend-lent-lent,spend-spent-spent,send-sent-sent2.改变单词中间元音字母。如：sit-sat-sat,win-won-won,shine-shone-shone,hold-held-held3.以eep结尾的动词，把eep改为ept。如：keep-kept-kept,sleep-slept-slept,sw
3、eep-swept-swept4.过去式和过去分词都以augh或ough结尾的动词。如：buy-bought-bought,fight-fought-fought,think-thought-thought,bring-brought-brought,teach-taught-taught,catch-caught-caught5.有的以ay结尾的动词，在过去式和过去分词中把ay变成aid。如：say-said-said,lay-laid-laid,pay-paid-paid6.另有一些其它形式的变化。如：have-had-had,learn-lear
4、nt-learnt,leave-left-left,lose-lost-lost,make-made-made,meet-met-met,feel-felt-felt四、有些动词原形中含有字母i，在过去式中变i为a，在过去分词中变i为u。如：begin-began-begun,sing-sang-sung五、以字母ow或aw结尾的动词，在变成过去式时，通常把元音字母变成e，在变成过去分词时，通常只在词尾加n。如：blow-blew-blown,draw-drew-drawn,grow-grew-grown,throw-threw-thrown,know
5、-knew-known六、有些动词的过去分词是在原形词尾加n或en，变成以en结尾的单词。如：rise-rose-risen,arise-arose-arise，give-gave-given,take-took-taken,fall-fell-fallen,drive-drove-driven,eat-ate-eaten特殊：write-wrote-written,speak-spoke-spoken,ride-rode-ridden,get-got-gotten（1）AAA型（动词原形、过去式、过去分词同形）cost（花费）cost–costcut
6、（割）cut—cuthit（打）hit--hithurt伤害）hurt--hurtlet（让）let--letput（放）put--putread（读）read--readspread(伸展/传播)spread--spread(2)AAB型（动词原形与过去式同形）beat（打败）beat--beaten(3)ABA型（动词原形与过去分词同形）become（变成）became--becomecome（来）came--comerun（跑）ran--run(4)ABB型（过去式与过去分词同形）dig（挖）dug--dugget（得到）got--gothang
7、（吊死）hanged--hangedhang（悬挂）hung--hunghold（抓住）held--heldlay(产卵)laid--laidshine（照耀）shone--shonesit（坐）sat--satwin（赢）won--wonmeet（遇见）met—metkeep（保持）kept--keptsleep（睡）slept--sleptsweep（扫）swept--sweptfeel（感觉）felt–feltflee(逃跑)fled--fledsmell（闻）smelt–smeltleave（离开）left--leftbuild（建设）buil
8、t--builtlend（借出）lent--lentsend（传送)sent--sentspe
