动词原形及其变化形式动词的形式有以下几种：1.原形2.第三人称单数3.动名词4.不定式5.过去式6.现在分词7.过去分词附一：第三人称单数变化规则(与名词复数变化相似)1.一般情况下，直接在动词词尾+stakes;plays;likes…2.以s,x,sh,ch,o结尾的动词，在词尾+esfixes;teaches;goes….3.以辅音字母+y结尾的动词，先把y变为i，再加esstudies;flies;worries…4.特殊情况：is;has附二：过去式与过去分词变化规则一、规则变化1.一般情况直接加edasked;played;worked…2.以不发音的e结尾，只加ddanced;loved;deserved….3.以辅音字母加y结尾，把y变为i，再加edtried;studied;cried….4.重读闭音节结尾，末尾只有一个辅音字母，先双写该辅音字母，再加“-ed”stopped;dropped;permitted….5.少数以c结尾的动词，加-kedtraffic—trafficked；arc—arcked….二、不规则变化1、AAA型原形broadcast过去式broadcast过去分词broadcast2、AAB型3、ABA型burstburstburstcastcastcastcostcostcostcutcutcuthithithithurthurthurtletletletputputputreadreadreadsetsetsetshutshutshutsplitsplitsplitspreadspreadspreadupsetupsetupset原形过去式过去分词beatbeatbeaten原形过去式过去分词comecamecomebecomebecamebecomeovercomeovercameovercomerunranrun4、ABB型原形hearburnlearndreammeanspitspoildealbuildrebuildlendsendspendbend注意：mendmendedmendedcatchteachbuybringfightseekthinkfeelkneelsmellspellfeedmeetspeedbleedbreedleadmisleadshootcaughttaughtboughtbroughtfoughtsoughtthoughtfeltkneltsmeltspeltfedmetspedbledbredledmisledshotcaughttaughtboughtbroughtfoughtsoughtthoughtfeltkneltsmeltspeltfedmetspedbledbredledmisledshot过去式heardburnt/burnedlearnt/learneddreamt/dreamedmeantspatspoiltdealtbuiltrebuiltlentsentspentbent过去分词heardburnt/burnedlearnt/learneddreamt/dreamedmeantspatspoiltdealtbuiltrebuiltlentsentspentbentdighangspinstickstingswingshinewingetholdsitkeepsleepoversleepcreepweepsweeppayrepaylaysayselltellstandunderstandfindwind注意：foundfoundedfoundedbitehave/hashideleavelightlosemakeslidedughung/hangedspunstuckstungswungshone/shinedwongotheldsatkeptsleptoversleptcreptweptsweptpaidrepaidlaidsaidsoldtoldstoodunderstoodfoundwounddughung/hangedspunstuckstungswungshone/shinedwongot/gottenheldsatkeptsleptoversleptcreptweptsweptpaidrepaidlaidsaidsoldtoldstoodunderstoodfoundwoundbithadhidleftlit/lightedlostmadeslidbit/bittenhadhid/hiddenleftlit/lightedlostmadeslidspillpanic5、ABC型原形takeovertakemistakeundertakeshavesawsowshakeseeforeseeeatfallgiveforgivedriveriseariseridewritebreakspeakfreezewakeweaveawakechoosestealforgetforbidblowgrowspilled/spiltpanickedspilled/spiltpanicked过去式tookovertookmistookundertookshavedsawedsowedshooksawforesawatefellgaveforgavedroverosearoserodewrotebrokespokefrozewokewoveawokechosestoleforgotforbade/forbadblewgrew过去分词takenovertakenmistakenundertakenshaven/shavedsawn/sawedsown/sowedshakenseenforeseeneatenfallengivenforgivendrivenrisenarisenriddenwrittenbrokenspokenfrozenwokenwovenawokenchosenstolenforgottenforbiddenblowngrownknowthrowdrawwithdrawshowbeginshrinkdrinkringsinksingswimspringbeartearwearswearlieflyknewthrewdrewwithdrewshowedbeganshrank/shrunkdrankrangsanksangswamsprang/sprungboretoreworesworelayflewknownthrowndrawnwithdrawnshownbegunshrunk/shrunkendrunkrungsunksungswumsprungborntornwornswornlainflown附三：动名词与现在分词变化规则1．一般在词尾加“-ing”help-helping….2．以不发音e结尾的词，先去e，再加“-ing”live-living….3．以ie结尾的动词，先将ie变为y，再加ing。lie-lying…4．以重读辅（音）元（音）辅（音），要双写这个辅音字母，然后再加ing。begin-beginning;cut-cutting;swim-swimming;run-running;shop-shopping….
