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1、动词过去式变化,一、规则变化 1、 一般情况下,动词词尾加-ed, 如:workworked playplayed wantwanted askasked 2、 以不发音的-e结尾动词,动词词尾加-d, 如:livelived movemoved tastetasted 3、 以“辅音字母+y”结尾的动词,把y改成i, 加ed, 如:studystudies trytried copycopied carrycarried 4、 重读闭音节动词,双写词尾辅音字母,再加ed, 如:stopstopped,动词过去式变化,二、不规则变化 is amwas,arewere,dodid,have ha
2、shad, gowent, meetmet ,comecame, taketook, eatate, flyflew, runran,seesaw, saysaid, makemade, findfound, standstood ,sitsat, singsang, drinkdrank,givegave, swimswam ,writewrote, riderode, drivedrove,drawdrew, growgrew, knowknew, getgot, forgetforgot,sweepswept, keepkept, sleepslept, speakspoke,break
3、broke ,telltold, sellsold,buybought, thinkthought, catchcaught, teachtaught, buildbuilt , cancould, shallshould, willwould 过去式与动词原形一样: letlet, mustmust , putput, readread,动词过去式变化,三、动词过去式构成读音 1、 清辅音后读清辅音t (清读清) 如:jump like 2、 浊辅音后读浊辅音d (浊读浊) 如:listen pull 3、 元音后面读浊辅音d (元音后面读浊音) 如:water play 4、 td后面读id 如:want need,规则动词,不规则动词,do is/am go read ,play clean listen climb water visit wash watch cook ,played /d/,cleaned /d/,listened /d/,climbed /d/,watered /d/,visited /id/,washed /t/,watched /d/,cooked /t/,did,was,went,read,