Irregular verbs（不规则动词）babysitbabysatbabysatleaveleftleftbewas (were)beenlendlentlentbeatbeatbeatenletletletbecomebecamebecomelielaylainbeginbeganbegunlightlitlitbitebitbittenloselostlostbleedbledbledmakemademadeblowblewblownmaymightbreakbrokebrokenmeanmeantmeantbringbroughtbroughtmeetmetmetbuildbuiltbuiltpaypaidpaidburnburned, burntburned, burntputputputbuyboughtboughtreadread redread redcancouldretellretoldretoldcatchcaughtcaughtrideroderiddenchoosechosechosenringrangrungcomecamecomeriseroserisencostcostcostrunranruncutcutcutsaysaidsaiddigdugdugseesawseendodiddoneseeksoughtsoughtdrawdrewdrawnsellsoldsolddrinkdrankdrunksendsentsentdrivedrovedrivensetsetseteatateeatenshakeshookshakenfallfellfallenshallshouldfeedfedfedshineshone (shined)shone (shined)feelfeltfeltshootshotshotfightfoughtfoughtshowshowedshownfindfoundfoundshutshutshutflyflewflownsingsangsungforgetforgotforgottensleepsleptsleptforgiveforgaveforgivensmellsmelt (smelled)smelt (smelled) getgotgotspeakspokespokengivegavegivenspellspeltspeltgowentgonespendspentspentgrowgrewgrownspreadspreadspreadhanghunggungstandstoodstoodhavehadgadstealstolestolenhearheardheardstickstuckstuckhidehidhiddensweepsweptswepthithithitswimswamswumholdheldheldswingswungSwunghurthurthurttaketookTakenkeepkeptkeptteachtaughtTaughtlaylaidlaidteartoreTornleadledledtelltoldToldleapleapt(or leaped)leapt (or leaped)thinkthoughtThoughtlearnlearned (or learnt)learned upsetupsetUpsetthrowthrewthrownwakewoke (or waked)woken (or waked)treadtrodtrod (or trodden)wearworeWornunderstandunderstoodunderstoodwillwouldwritewrotewrittenwinwonWon