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一般过去时变化规则(1)一般在动词后加-ed。如:play—played,offer—offered,weigh—weighed,Destroy—destroyed,sign—signed.(2)在以字母e结尾的动词后,只加-d。如:like—liked,provide—provided,hate—hated,date—dated。(3)在以“辅音字母+y”结尾的动词后,则改y为i,再加ed。如:supply—supplied,fly—flied,study—studied.(4)在以单短元音的重读闭音节结尾且末尾只有一个辅音字母的动词后,双写最后一个辅音字母,再加-ed。如:plan—planned,refer—referred,regret—regretted,ban—banned.★重读闭音节三要素:(1)一个元音字母后跟一个或几个辅音字母(2)以一个辅音音素结尾;(3)元音字母发短元音。★长元音:[i:][ə:][a:][ɔ:][u:]短元音:[e][i][ʌ][æ][ə][ɔ][u]常用不规则动词分类表⒈A---A---A型(现在式、过去式、过去分词同形)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)beatbeatbeaten打⒊A---B---A型(现在式和过去分词同形)comecamecome来becomebecamebecome变runranrun跑⒋A---B---B型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sitsatsat坐smellsmelt/smelledsmelt/smelled嗅,闻digdugdug挖⒌A---B---C型(现在式、过去式和过去分词都不相同)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穿不规则动词表不定式过去式过去分词现在分词第三人称单数注释bearboreborne,bornbearingbears忍受,承担forbearforboreforborneforbearingforbears克制,忍耐overbearoverboreoverborneoverbearingoverbears压服,征服bendbentbentbendingbends弯曲,弯腰unbendunbentunbentunbendingunbends变直,伸直bidbade,bidbidden,bidbiddingbids出价,恳求,邀请,力求,企图forbidforbade,forbadforbiddenforbiddingforbids禁止,阻碍outbidoutbidoutbidoutbiddingoutbids出价高于(别人)underbidunderbidunderbid,underbiddenunderbiddingunderbids出价较低bindboundboundbindingbinds约束,捆绑rebindreboundreboundrebindingrebinds重新捆绑unbindunboundunboundunbindingunbinds解开,解放buildbuiltbuiltbuildingbuilds建造,建立rebuildrebuiltrebuiltrebuildingrebuilds重建,恢复castcastcastcastingcasts铸造,投掷,脱落broadcastbroadcast,broadcastedbroadcast,broadcastedbroadcastingbroadcasts广播forecastforecast,forecastedforecast,forecastedforecastingforecasts预报,预测miscastmiscastmiscastmiscastingmiscasts指配不适当的角色overcastovercastovercastovercastingovercasts使沮丧,包缝,遮蔽recastrecastrecastrecastingrecasts再铸,重塑,改正comecamecomecomingcomes来,成为,变得becomebecamebecomebecomingbecomes变为,适合,发生overcomeovercameovercomeovercomingovercomes战胜,克服dealdealtdealtdealingdeals处理,分配misdealmisdealtmisdealtmisdealingmisdeals处理不当dodiddonedoingdoes做,干outdooutdidoutdoneoutdoingoutdoes胜过,优于overdooverdidoverdoneoverdoingoverdoes做得过分,夸张redoredidredoneredoingredoes重做undoundidundoneundoingundoes松开,撤销drawdrewdrawndrawingdraws绘画,拉,吸引withdrawwithdrewwithdrawnwithdrawingwithdraws撤退,退出fallfellfallenfallingfalls落下,下降befallbefellbefallenbefallingbefalls发生,降临getgotgot;(US)gottengettinggets得到,到来,成为begetbegotbegottenbegettingbegets产生,引起forgetforgotforgottenforgettingforgets忘记,忽略givegavegivengivinggives给予,赠送forgiveforgaveforgivenforgivingforgives原谅,免除misgivemisgavemisgivenmisgivingmisgives疑虑,担忧
本文标题:一般过去时变化规则
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