新概念第二册英语 Lesson 5 课件

1.+ed    work, plant, call  2.e +d    live, change, like, love, save, hate, move, arrive, hope, 3.重读闭音节（辅元辅）结尾 双写末辅＋ed. 如：plan, stop, drop, trave 4.以辅音字母＋y结尾，变y为i＋ed  try, study, carry, hurry, cry, worry, copy 动词过去分词规则变化 动词过去分词不规则变化 cut cut cut put put put cost cost cost let let let set set set hurt hurt hurt 原形 过去式 过去分词 动词过去分词不规则变化 lend lent lent send sent sent get got got have had had held held held leave left left buy bought bought catch caught caught keep kept kept sell sold