1、补上一课:动词形式变化规则一、动词四种形式变化规则一览表二、动词过去式和过去分词不规则变化1.AAA型动词原形过去式过去分词betbetbetbroadcastbroadcastbroadcastbidbid/badebid/biddenburstburstburstcastcastcastcostcostcostcutcutcut动词原形过去式过去分词forecastforecast/forecastedforecast/forecastedhithithithurthurthurtknitknit/knittedknit/knittedletletletputputputquitquit/
2、quittedquit/quittedreadreadreadridridridsetsetset动词原形过去式过去分词shutshutshutspit美式spit/spat英式美式spit/spat英式splitsplitsplitspreadspreadspreadsweatsweat/sweatedsweat/sweatedthrustthrustthrustupsetupsetupsetwedwed/weddedwed/weddedwetwet/wettedwet/wetted2.AAB型动词原形过去式过去分词beatbeatbeaten3.ABA型动词原形过去式过去分词comecam
3、ecomebecomebecamebecomeovercomeovercameovercomerunranrun4.ABB型(1)在原形动词后面加字母ed或字母d或字母t构成过去式、过去分词动词原形过去式过去分词hearheardheardburnburnt/burnedburnt/burnedlearnlearnt/learnedlearnt/learneddreamdreamt/dreameddreamt/dreamedmeanmeantmeantleanleant/leanedleant/leanedleapleapt/leapedleapt/leapedspoilspoilt/spoi
4、ledspoilt/spoileddealdealtdealt(2)把原形动词的最后一个辅音字母d改成t动词原形过去式过去分词buildbuiltbuiltrebuildrebuiltrebuiltlendlentlentsendsentsentspendspentspentbendbentbent(3)原动词中有a则改为aught,无a则改为ought动词原形过去式过去分词catchcaughtcaughtteachtaughttaughtbuyboughtboughtbringbroughtbroughtfightfoughtfoughtseeksoughtsoughtthinkthoug
5、htthought(4)把eel、ell改成elt动词原形过去式过去分词feelfeltfeltkneelkneltkneltsmellsmeltsmeltspellspeltspelt(5)去掉一个e或去掉一个a或去掉一个o动词原形过去式过去分词feedfedfedmeetmetmetspeedsped/speededsped/speededbleedbledbledbreedbredbredleadledledmisleadmisledmisledshootshotshot(6)改变元音字母(a或i变为u;i或e变为o;把o变为e;把i变为a)动词原形过去式过去分词digdugdughan
6、ghunghungspinspunspunspringsprung美式 sprang英式sprungstickstuckstuckstingstungstungswingswungswungshineshoneshone动词原形过去式过去分词winwonwongetgotgot/gottenholdheldheldsitsatsat(7)eep变为ept动词原形过去式过去分词keepkeptkeptsleepsleptsleptoversleepoversleptoversleptcreepcreptcreptweepweptweptsweepsweptswept(8)ay变为aid,ell变
7、为old,and变为ood,ind变为ound动词原形过去式过去分词paypaidpaidrepayrepaidrepaidlaylaidlaidsaysaidsaidsellsoldsoldtelltoldtoldretellretoldretoldforetellforetoldforetold动词原形过去式过去分词standstoodstoodunderstandunderstoodunderstoodmisunderstandmisunderstoodmisunderstoodfindfoundfoundwindwoundwound(9)其他动词原形过去式过去分词blessblesse
8、dblessedhavehadhadleaveleftleftlightlit/lightedlit/lightedloselostlostmakemademadeslideslidslidspillspilled/spiltspilled/spilt5.ABC型(1)原形动词后+n或en构成过去分词动词原形过去式过去分词taketooktakenovertakeovertookovertakenmistakemistookmistakenundertakeundertookundertakenshaveshavedshaven/shavedsawsawedsawn/sawedsowsowed
9、sown/sowed动词原形过去式过去分词shakeshookshakenseesawseenforeseeforesawforeseeneatateeatenfallfellfallengivegavegivenforgiveforgaveforgivendrivedrovedrivenriseroserisen动词原形过去式过去分词arisearosearisenrideroderiddenwritewrotewrittenforbidforbadeforbidden(2)过去式+n或en构成过去分词动词原形过去式过去分词breakbrokebrokenspeakspokespokenfr
10、eezefrozefrozenwakewokewokenweavewovewovenawakeawokeawokenchoosechosechosenstealstolestolen动词原形过去式过去分词forgetforgotforgottenhidehidhidden(3)ow/aw/ew-ew/ed-own/awn/ewn型动词原形过去式过去分词blowblewblowngrowgrewgrownknowknewknownthrowthrewthrownoverthrowoverthrewoverthrowndrawdrewdrawnwithdrawwithdrewwithdrawnse
11、wsewedsewn/sewedshowshowedshown(4)i-a-u型动词原形过去式过去分词beginbeganbegunshrinkshrank/shrunkshrunkdrinkdrankdrunkringrangrungsinksanksunksingsangsungswimswamswumspringsprang/sprungsprung(5)ear-ore-orn动词原形过去式过去分词bearborebornteartoretornwearworewornswearsworesworn(6)其他动词原形过去式过去分词be(am,is)wasbeenbe(are)werebeendodiddonegowentgonelielaylainflyflewflown
