1、动词变形 现在分词现在分词1过去分词的用法表示动作的完成表示动作的完成或者被动或者被动2一.AAA型(动词原形、过去式、过去分词同形)costcost(花费)(花费)cost-cost cost-cost cutcut(割)(割)-cut-cut -cut-cut hithit(打)(打)-hit- hit -hit- hit hurt hurt 伤害)伤害)-hurt- hurt -hurt- hurt letlet(让)(让)-let -let -let -let putput(放)(放)-put -put -put -put read read (读)(读)-read- read -re
2、ad- read 3 二.AAB型(动词原形与过去式同形)beatbeat(跳动)(跳动)-beat- -beat- beaten beaten 4 三.ABA型(动词原形与过去分词同形)becomebecome(变成)(变成)-becamebecome -becamebecome comecome(来)(来)-came -come -came -come runrun(跑)(跑)-ran -run-ran -run 5 1.过去式和过去分词都含有 -ought。 bringbroughtbrought buyboughtbought thinkthoughtthought 四.ABB型(过去
3、式与过去分词同形)6 2.词尾有-ild,-end时,只需把d变为t。 buildbuiltbuilt lendlent lent sendsentsent spendspent spent 3过去式、过去分词都含有 -aught。 catchcaughtcaught teachtaughttaught 7 4把-eep变为-ept。 keepkeptkept s leepsleptslept sweep sweptswept 5.把-ell变为-old。 telltoldtold sellsoldsold 8 6过去式、过去分词都含有-elt或-ilt。 smellsmeltsmelt sp
4、ellspeltspelt feelfelt felt spillspiltspilt 7过去式、过去分词都在原形词尾加t。 learnlearntlearnt meanmeantmeant spoilspoiltspoilt 98过去式、过去分词词尾去y变-id saysaidsaid paypaidpaid laylaidlaid hearheardheard9改变辅音字母。makemademade 10 10改变元音字母。 meetmetmet getgotgot sitsatsat findfoundfound holdheldheld spitspatspat shineshones
5、hone winwonwon hanghunghung dig dugdug loselostlost 11 11.改变元、辅音字母。 leaveleftleft standstoodstood have(has) hadhad understandunderstoodunderstood 12五.ABC型(动词原形、过去式与过去分词三者不同形)1.iau变化。 beginbeganbegun drinkdrankdrunk sing sangsung ringrangrung swimswamswum sink sanksunk 13 2.词尾为-ow,-aw时,过去式将其变为-ew,过去分
6、词在其原形后加n。 blowblewblown drawdrewdrawn grow grewgrown knowknewknown throwthrewthrown (show除外)14 3.词尾为“i辅(1个)e”,过去式将i变为o,过去分词多在原形后加n,若那个辅音字母为d或t,须双写d或t后加n。(give,hide除外) drivedrovedriven writewrotewritten ride roderidden riseroserisen15 4.过去分词在过去式后加(e)n。 breakbrokebroken choosechosechosen freezefrozefr
7、ozen speakspokespoken wakewoke woken 16 5.过去分词由过去式加-ten构成。 forgetforgotforgotten 6.过去分词由原形加(e)n构成。 bewas(were)been eatateeaten fallfellfallen givegavegiven seesawseen hidehidhidden(hid) 17 7.词尾为-ake时,过去式将其变为-ook,过去分词在原形词后加-n。 taketooktaken mistakemistookmistaken 8.原形、过去式和过去分词都不相同。 dodiddone flyflewflown gowentgone lielaylain showshowedshown wearworeworn 18