ed（洗）watch→watched（注视）（3）动词词尾为t，d以外之浊辅音或元音时，发d音。call→called（叫）stay→stayed（停留）cry→cried（哭）动词过去式变化规则一、规则变化1、一般情况下，动词词尾加ed如：workworkedplayplayedwa
twa
tedaskasked2、以不发音的e结尾动词，动词词尾加d如：livelivedmovemovedtastetasted
f3、以“辅音字母y”结尾的动词，把y改成i加ed如：studystudiestrytriedcopycopiedcarrycarried4、重读闭音节动词，双写词尾辅音字母，再加ed如：stopstopped二、不规则变化isamwasareweredodidhavehashadgowe
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ewgetgotforgetforgotsweepsweptkeepkeptsleepsleptspeakspokebreakbroketelltoldsellsoldbuyboughtthi
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couldshallshouldwillwould过去式与动词原形一样：letletmustmustputputreadread
三、动词过去式构成读音1、清辅音后读清辅音t（清读清）如：jumplike2、浊辅音后读浊辅音d（浊读浊）如：liste
pull3、元音后面读浊辅音d（元音后面读浊音）如：waterplay4、td后面读idwa
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