高三复习英语各类词形变化规则精编
1. 动词过去式和过去分词
1). 一般在动词原形后加-ed look --- looked; need--- needed
2). 以-e结尾的动词加-d move --- moved
3). 以辅音字母加y结尾的动词,变y为i,再加-ed carry --- carried; study--- studied; 以元音字母加y结尾的词,直接加-ed stay--- stayed; destroy---destroyed