1、动词的过去式和过去分词不规则变化表1.AAA动词原形过去式过去分词costcostcost花费cutcutcut割,切hurthurthurt受伤hithithithit打,撞letletlet让putputput放下read ri:dread redread读setsetsetset安排,安置shutshutshut关上,闭起,停止营业2.AAB动词原形过去式过去分词beatbi:t beat bi:t beatenbi:tn 打败3.ABA动词原形过去式过去分词becomebecamebecome变comecamecome来runranrun跑4.ABB(1)在动词原形后加一个辅音字母d,
2、t或ed构成过去式或过去分词。动词原形过去式过去分词burn b:nburnt burnt燃烧dreamdreamed/dreamtdreamed/dreamt做梦hearheardheard听见hanghhanged/hunghhanged/hung绞死,悬挂learnlearned/learntlearned/learnt学习meanmeantmentmeant意思showshowedshowed/shownun展示,给.看smellsmelled/smeltsmeltsmelled/smelt闻,嗅speedspedsped/speededsped/speeded加速spellspell
3、ed/speltspeltspelled/spelt拼写wakeweikwokewukwokenwukn醒来,叫醒,激发(2)把动词原形的最后一个辅音字母“d”改为“t”构成过去式或过去分词。动词原形过去式过去分词buildbuiltbiltbuilt建筑lendlentlentlent借给sendsentsentsent送spendspentspentspent花费(3)原形oughtought动词原形过去式过去分词bringbrought br:tbrought带来buybought b:tbought买fightfought f:tfought打架thinkthought :tthoug
4、ht思考,想(4)原形aughtaught动词原形过去式过去分词Catch caughtk:tcaught 捉,抓Teach taughtt:ttaught 教(5)变其中一个元音字母动词原形过去式过去分词findfoundfound发现,找到getgotgot/gotten得到holdheldheld拥有,握住,支持leadledled引导,带领,领导meetmetmet遇见sitsatsat坐shootu:tshottshot射击winwonwnwon赢(6)原形lt/pt/ft动词原形过去式过去分词feelfeltfeltfelt感到keepkeptkeptkept保持leaveleft
5、left离开sleepsleptslept睡觉sweepswepswept扫(7)其它动词原形过去式过去分词paypaidpaid付saysaidsaid说standstoodstood站understandunderstoodunderstood明白loselostlost失去havehvhadhad有makemademade制造sellsoldsold卖telltoldtold告诉5.ABC(1)原形过去式原形+(e)n动词原形过去式过去分词blowblewblu:blown吹drivedrovedriven drivn驾驶drawdrew dru:drawn dr:n画画eat atee
6、aten吃fallfellfallen落下givegavegiven给growgrewgrown生长forgiveforgotforgiven原谅,饶恕knowknewknown知道mistakemistookmistooken弄错;误解,taketooktaken拿throwthrewthrown抛,扔rideroderiddenridn骑seesawseen看见writewrotewritten写(2)原形过去式过去式+(e)n动词原形过去式过去分词breakbrokebroken打破choosechosechosen选择hidehidhidden隐藏speakspokespoken说(3)变单词在重读音节中的元音字母“i”分别为“a”(过去式)和“u”(过去分词)。iau动词原形过去式过去分词beginbeganbegun开始drinkdrankdrunk喝singsangsung唱swimswamswum游泳ringrangrung打电话(4)其它动词原形过去式过去分词be(am,is,are)was/werebeen是dodiddone做gowentgone去wearworew:wornw:n穿情态动词原形 过去式 过去分词Can could may might must shall should will would