动词过去式变化规则1-第1页，共15页。一、规则变化2-第2页，共15页。1、 一般情况下,动词词尾加-ed如：workworked playplayed wantwanted askasked 3-第3页，共15页。2、 以不发音的-e结尾动词,动词词尾加-d如 ：livelived movemoved tastetasted4-第4页，共15页。3、 以“辅音字母+y”结尾的动词, 把y改成i,加 ed,如：studystudiedtrytried copycopied carrycarried5-第5页，共15页。4、重读闭音节动词,双写词尾辅音字母, 再加ed如： stopstopped6-第6页，共15页。二、不规则变化is/ amwas arewere dodid have hashad gowent meetmet comecame taketook stealstole eatate ringrang swimswam writewrote riderode drivedrove drawdrew growgrew knowknew getgot forgetforgot sweepswept keepkept sleepslept speakspoke breakbroke telltold sellsold buybought thinkthought catchcaught teachtaught buildbuilt cancould shallshould willwould 7-第7页，共15页。过去式与动词原形一样letlet mustmust putput readreadcost-cost8-第8页，共15页。A-A-A型原形过去式过去分词意思readreadread读cutcutcut切、割切、割putputput放放letletlet让costcostcost值、花、花费hithithit撞、撞、击setsetset安排安排hurthurthurt受受伤9-第9页，共15页。A-B-A型原形过去式过去分词意思becomebecamebecome成成为comecamecome来来runranrun跑跑10-第10页，共15页。A-B-C型1.ow-ew-own原形过去式过去分词意思blowblewblown吹吹knowknewknown知道知道drawdrewdrown画画growgrewgrown生生长flyflewflown飞11-第11页，共15页。2.i-a-u原形过去式过去分词意思beginbeganbegun开始开始drinkdrankdrunk喝喝singsangsung唱唱swimswamswum游泳游泳ringrangrung打打电话12-第12页，共15页。13-第13页，共15页。14-第14页，共15页。15-第15页，共15页。