1. AAA动词原形过去式过去分词costkstcostkstcostkst花费cutktcutktcutkt割，切hurth:thurth:thurth:t受伤hithithithithithit打，撞letletletletletlet让putputputputputput放下readri:dreadri:dreadri:d读setsetsetsetsetset安排，安置spreadspredspreadspredspreadspred展开，传播，涂spitspitspit/spatspitspit/spatspit吐痰,shuttshuttshutt关上,闭起,停止营业2. AAB动词原形过去式过去分词beatbi:tbeatbi:tbeatenbi:tn打败3. ABA动词原形过去式过去分词becomebikmbecamebikeimbecomebikm变comekmcamekeimcomekm来runrnranrnrunrn跑4. ABB（1）在动词原形后加一个辅音字母d,t或ed构成过去式或过去分词。动词原形过去式过去分词burnb:nburntb:ntburntb:nt燃烧dealdi:ldealtdeltdealtdelt解决dreamdri:mdreamed/dreamtdreamed/dreamtdremt做梦hearhiheardh:dheardh:d听见hanghhanged/hunghhanged/hung绞死，悬挂learnl:nlearned/learntl:ntlearned/learntl:nt学习lightlaitlit/lightedlitlit/lightedlit点燃,照亮meanmi:nmeantmentmeantment意思provepru:vprovedproven/provedpru:vn证明,证实,试验shineainshone/shinedshone/shinedun,n使照耀，使发光showushowedshowed/shownun展示,给.看smellsmelsmelled/smeltsmeltsmelled/smeltsmelt闻,嗅speedspi:dspedsped/speededsped/speededsped加速spellspelspelled/speltspeltspelled/speltspelt拼写wakeweikwaked/wokewukwaked/wokenwukn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buildbildbuiltbiltbuiltbilt建筑lendlendlentlentlentlent借给rebuild,ri:bildrebuilt,ri:biltrebuilt,ri:bilt改建,重建sendsendsentsentsentsent送spendspendspentspentspentspent花费（3）原形oughtought动词原形过去式过去分词bringbribroughtbr:tbroughtbr:t带来buybaiboughtb:tboughtb:t买fightfaitfoughtf:tfoughtf:t打架thinkikthought:tthought:t思考,想(4)原形aughtaught动词原形过去式过去分词catchktcaughtk:tcaughtk:t捉,抓teachti:ttaughtt:ttaughtt:t教（5）变其中一个元音字母动词原形过去式过去分词digdidugddugd掘(土),挖(洞、沟等)feedfi:dfedfedfedfed喂findfaindfoundfound发现，找到getetgottgot/gottentn得到holdhuldheldheldheldheld拥有，握住，支持leadli:dledledledled引导,带领,领导meetmi:tmetmetmetmet遇见sitsitsatstsatst坐shootu:tshottshott射击spitspitspit/spatsptspit/spatspt吐痰,stickstikstuckstkstuckstk插进,刺入,粘住,winwinwonwnwonwn赢（6）原形lt/pt/ft动词原形过去式过去分词feelfi:lfeltfeltfeltfelt感到keepki:pkeptkeptkeptkept保持leaveli:vleftleftleftleft离开sleepsli:psleptsleptsleptslept睡觉sweepswi:psweptsweptsweptswept扫(7)其它动词原形过去式过去分词layleilaidleidlaidleid下蛋,放置paypeipaidpeidpaidpeid付sayseisaidsedsaidsed说standstndstoodstudstoodstud站understandunderstood,ndstndunderstood,ndstnd明白loselu:zlostlst,l:stlostlst,l:st失去havehvhadhd,hd,dhadhd,hd,d有makemeikmademeidmademeid制造sellselsoldsuldsoldsuld卖tellteltoldtuldtoldtuld告诉retell,ri:telretold,ri:tuldretold,ri:tuld重讲，重复，复述5. ABC（1）原形过去式原形+(e)n动词原形过去式过去分词blowblublewblu:blown吹drivedraivdrovedruvdrivendrivn驾驶drawdr:drewdru:drawndr:n画画eati:tateet,eiteateni:tn吃fallf:lFellfelfallenf:ln落下giveivgaveeivgivenivn给growrugrewru:grownrun生长forgivefivforgotftforgiven原谅,饶恕knownuknewnju:,nu:known知道mistakemisteikmistookmistukmistooken弄错;误解,overeatuvi:toverate,uvreitovereaten(使)吃过量provepru:vprovedproven/proved证明,证实,试验taketeiktooktuktakenteikn,teikn拿throwruthrewru:thrownrun,run抛，扔rideraidroderudriddenridn骑seesi:saws:seensi:n看见showushowedshowed/shownun展示writeraitwroterutwrittenritn写（2）原形过去式过去式+(e)n动词原形过去式过去分词breakbreikbrokebrukbrokenbrukn打破choosetu:zchosetuzchosentuzn选择getetgottgot/gottentn得到hidehaidhidhidhiddenhidn隐藏forgetfetforgotftforgottenftn忘记freezefri:zfrozefruzfrozenfruzn冷冻,结冰，感到严寒speakspi:kspokespukspokenspukn说stealsti:lstolestolenstuln偷(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beginbiinbeganbinbegunbin开始drinkdrikdrankdrkdrunkdrk喝singsisangssungs唱si