作业帮动词后面+ed的规则
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动词后面+ed的规则
动词后面+ed的规则
动词后面+ed的规则
（1）一般情况下,动词词尾加 ed ,如：worked played wanted acted
（2）以不发音的 e 结尾动词,动词词尾加 d,如：lived moved decided declined hoped judged raised wiped
（3）以辅音字母 + y结尾的动词,把y变为i 再加ed,如：studied tried copied justified cried carried embodied emptied
（4）以一个辅音字母结尾的重读闭音节动词,双写词尾辅音字母,再加 ed,如：stopped begged fretted dragged dropped planned dotted dripped
（5）注：不规则动词的过去式变化规律性不强,须多加记忆.go - went,make - made,get - got ,buy - bought ,come - came ,fly-flew ,is/am-was,are-were ,see-saw ,bring-brought,do-did,teach-taught,think-thought,say-said,sit-sat.read-read,spend-spent,eat-ate,give-gave,sit-sat,tell-told,write-wrote,feel-felt,find-found,hear-heard,know-knew,put-put,grow-grew,take-took,catch-caught,come-came,become-became,swim-swam,sweep—swept,sing—sang,draw—drew,