一、动词过去式的变化形式规则变化:1.一般在动词原形后面加ed。如:walk-walked,play-played,jump-jumped,…2.以不发音e结尾的动词,直接在末尾加d。如:skate-skated,like-liked…3.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。此条件不好掌握,可以这样记:先判定是重读闭音节结尾,末尾是“辅音字母+元音字母(读旁音,即读除了字母表之外的音。)+辅音字母”时,双写末尾辅音字母加ed。如shop-shopped,…不规则变化的有:had,said,got,did,hit,found,ran,lay,brought,shone,knew,grew,went,saw,ate,thought,bought,taught,fell,broke,hurt,lost,won,was,were。常见的有下面几个:go-went,eat-ate,see-saw,buy-bought,teach-taught,think-thought,fall-fell,break-broke,hurt-hurt,is,am-was,are-were。用下面这一段话来记:昨天,我去饭店吃饭,看到Danny,给他买了球,教他玩,他认为他会,可是他摔倒了,摔断了尾巴,他的尾巴受伤了,他很可怜,是不是?二、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