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动词过去式的构成及读音 规则动词的过去式构成规则:1. 直接在词尾加-ed。如: wantwanted, workworked, needneeded, cleancleaned2. 以不发音的e结尾的在词尾加-d。如:likeliked, livelived, useused, movemoved3. 以一个元音字母加一个辅音字母结尾的重读闭音节动词,先双写结尾的辅音字母,再加-ed。如:stopstopped, triptripped4. 以辅音字母加y结尾的动词,先把y变成i,再加-ed。如:studystudied, carrycarried, hurryhurried, marrymarried规则动词词尾加-ed有三种读音:1. 在清辅音后读作t。如:asked, helped, watched, stopped2. 在浊辅音和元音后读作d。如:enjoyed, studied, moved, called3. 在t / d后读作id。如:wanted, needed不规则动词变化大体有以下六条记忆法:1. 以t结尾的词,过去式与原形相同。如:putput, letlet, cutcut, beatbeat2. 以d结尾的词,把d变成t。如:buildbuilt, lendlent, sendsent, spendspent3. 以n结尾的词,在词后加t。如:meanmeant, burnburnt, learnlearnt4. 以ow / aw结尾的词,把ow / aw变成ew。如:blowblew, drawdrew, knowknew, growgrew5. 含有双写字母的词,将双写改为单写,在词尾加t。如:keepkept, sleepslept, feelfelt, smellsmelt6. 含有元音字母o / i的词,将o / i变成a。如:singsang, givegave, sitsat, drinkdrank
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