不规则动词原形 过去式 过去分词总结 (1)AAA型 cost cost cost (花费) cut cut cut (割) fit fit fit (合适) hit hit hit (撞) hurt hurt hurt (伤害) let let let (让) put put put (放) read read read (读) spread spread spread (传播) shut shut shut (关) set set set (放) (2) AAB型(动词原形与过去式同形) beat beat beaten (跳动) (3) ABA型(动词原形与过去分词同形) become became become (变成) come came come (来) run ran run (跑)