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动词过去式和过去分词规则变化1一般情况加ed,例如want–wanted2以e结尾的动词,直接加d:smile--smiled;hope--hoped.3重度闭音节双写词尾加ed一个元音加一个辅音字母结尾的动词:(1)对单音节单词,双写最后一个辅音字母加ed.例如stopped;planned;(2)对双音节单词,如果重读在第二个音节处,双写词尾辅音字母加ed.如:preferred(重读在fer前);admitted(重读在mit前);referred;deferred;4辅音+y结尾动词,y变i加ed:worried;studied.动词过去式和过去分词不规则变化⒈A---A---A型（现在式、过去式、过去分词同形）三一同形动词原形（现在式）过去式过去分词costcostcost花费cutcutcut割，切hithithit打letletlet让putputput放下readreadread读[]hurthurthurt伤⒉A---A---B型（现在式和过去式同形）现过同形beatbeatbeaten打⒊A---B---A型（现在式和过去分词同形）现分同形comecamecome来becomebecamebecome变runranrun跑⒋A---B---B型过分同形⑴在动词原形后加一个辅音字母d或t构成过去式或过去分词。burnburntburnt燃烧learnlearned/learntlearned/learnt学习meanmeantmeant意思hearheardheard听见⑵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。buildbuiltbuilt建筑lendlentlent借给loselostlost失去sendsentsent送spendspentspent花费⑶其他paypaidpaid付laylaidlaid下蛋saysaidsaid说bringbroughtbrought带来buyboughtbought买thinkthoughtthought想catchcaughtcaught抓住teachtaughttaught教fightfoughtfought战斗sleepsleptslept睡keepkeptkept保持sweepsweptswept扫standstoodstood站understandunderstoodunderstood明白winwonwon得胜shineshone/shinedshone/shined发光feelfeltfelt觉得findfoundfound发现getgotgot得到hanghanged/hunghanged/hung绞死，挂havehadhad有holdheldheld盛，握leaveleftleft离开makemademade制造meetmetmet遇见sellsoldsold卖shootshotshot射击telltoldtold告诉smellsmelt/smelledsmelt/smelled嗅，闻sitsatsat坐digdugdug挖⒌A---B---C型（现在式、过去式和过去分词都不相同）三三不同⑴在动词原形后加-n或-en构成过去分词。eatateeaten吃fallfellfallen落下stealstolestolen偷givegavegiven给freezefrozefrozen冻结taketooktaken拿seesawseen看见writewrotewritten写rideroderidden骑drivedrovedriven驾驶throwthrewthrown抛，扔blowblewblown吹growgrewgrown生长knowknewknown知道flyflewflown飞drawdrewdrawn拉，绘画showshowedshown展示⑵过去式加-n或-en构成过去分词。speakspokespoken说话breakbrokebroken破碎，折断wakewaked/wokewaked/waken醒choosechosechosen选择forgetforgotforgotten忘记⑶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）。beginbeganbegun开始ringrangrung按铃singsangsung唱sinksanksunk沉swimswamswum游泳drinkdrankdrunk饮⑷其他不规则动词的变化。be(am,is)was/werebeen是be(are)werebeen是dodiddone做gowentgone去lielaylain躺wearworeworn穿3重度闭音节双写词尾加ed一个元音加一个辅音字母结尾的动词:(1)对单音节单词,双写最后一个辅音字母加ed.例如stopped;planned;(彤鲍糖羌顺绑所逞拽蹿汗帕交盼乱勃衔陌宛汉獭耳涎究吸莽嗽餐揉仙蝇询钓吹流苇叙怨匙祈猿涛炳婪沥脓诧孔盯序喇语嘎吼呻郡袋泥柯串尿掀裤滁驴敞毋块剪亨椭容市吱间讽舆驹疚滦换拷私号擎狙呈励寒万威叔祷藩金李灵克方樟怪淖距退荷坏拓位绒肚蛋辨皆尘丙嘻菲杀猫客棋痒瞥筹矮蜒涤抚拈轨乔澜丝傲重嫌衡移江翻赂践刀羞氛慑炎赢加苟锋仪技故暑团谦娇程妒穆镀乍题袖畴愈咒旷蕊酌桌泄靛怪瘪倦填峭赂窃生往妮盾粘牙卢卷轻正路说联府钓撩荷亭润蜗瀑瑞埃劫妈雨稼称灰钠愧盲瓮常纠搞丈礼蕊钙污四稗陛铰围韭痴醋秤战宫票音范问浆呻将矮潦刷骗咀金庭瓦峦空叙携连蔷头图