1、3. ABA形式becomebikmbecamebikeim变comekmcamekeim来runrnranrn跑4. ABB 形式(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。 burnb:burntb:nt燃烧dealdi:ldealtdelt解决dreamdri:mdreamed/dreamtdreamed/dreamtdremt做梦hearhiheardh:听见hanghhanged/ hunghhanged/ hung绞死,悬挂learnl:learned/learntl:学习lightlaitlit/lightedlit点燃, 照亮meanmi:meantme
2、nt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/smeltsmelt闻, 嗅speedspi:spedsped/speededsped/speededsped加速spellspelspelled/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
3、过去式或过去分词。buildbildbuiltbilt建筑lendlendlentlent借给rebuild,ri:bildrebuilt,ri:bilt改建, 重建sendsendsentsent送spendspendspentspent(3)原形ought ought bringbribroughtbr:带来buybaiboughtb:买fightfaitfoughtf:打架thinkikthought:思考,想(4) 原形aught aughtcatchktcaughtk:捉,抓teachti:taughtt:教(5)变其中一个元音字母digdidugd掘(土), 挖(洞、沟等)feed
4、fi:fedfed喂findfaindfound发现,找到getetgottgot/gottentn得到holdhuldheldheld拥有,握住,支持leadli:ledled引导, 带领, 领导meetmi:metmet遇见sitsitsats坐shootu:shott射击spit/spatspstickstikstuckstk插进, 刺入, 粘住,winwinwonwn赢(6)原形lt/pt/ftlt/pt/ftfeelfi:feltfelt感到keepki:pkeptkept保持leaveli:leftleft离开sleepsli:sleptslept睡觉sweepswi:swepts
5、wept扫(7)其它layleilaidleid下蛋, 放置paypeipaidpeid付sayseisaidsed说standstndstoodstud站understandunderstood,ndst明白loselu:zlostlst, l:st失去havehvhadhd, hd, d有makemeikmademeid制造sellselsoldsuld卖tellteltoldtuld告诉retell,ri:telretold,ri:tuld重讲,重复,复述5. ABC 形式(1)原形过去式原形+(e)nblowblublewblu:blown吹drive draiv drovedruvd
6、rivendrivn驾驶drawdr:drewdru:drawndr:画画eati:ateet,eiteateni:tn吃fallf:Fellfelfallenf:ln落下giveivgaveeivgivenivn给growrugrewru:grownrun生长forgivefivforgotftforgiven原谅, 饶恕knownuknewnju:, nu:known知道mistakemisteikmistookmistukmistooken弄错; 误解,overeatuvoverate,uvreitovereaten(使)吃过量proven/proved证明,证实, 试验taketeik
7、tooktuktakenteikn, teikn拿throwruthrewru:thrownrun, run抛,扔rideraidroderudriddenridn骑seesi:saws:seensi:看见展示writeraitwroterutwrittenritn写(2)原形过去式过去式+(e)nbreakbreikbrokebrukbrokenbrukn打破choosetu:chosetuzchosentuzn选择hidehaidhidhidhiddenhidn隐藏forgetfetforgottenftn忘记freezefri:frozefruzfrozenfruzn冷冻,结冰,感到严寒speakspi:kspokespukspokenspuknstealsti:stolestolenstuln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)。 ia u
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