动词过去式变化规则

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1、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

2、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

3、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buy

4、boughtbought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

5、/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stealstoles

6、tolen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breakbrokebrok

7、en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lie

8、laylain躺wearworeworn穿