想了解一些单词的过去式和过去分词答:have,had ,had hear,heard ,heard hide,hid,hidden hit,hit,hit hold,held,held hurt,hurt,hurt keep,kept,kept know,knew,known lay,laid,laid learn,learned/learnt leave,left,left lend,lent,lent let,let,let lie,lay,laid lase,lased ,lased make,made ,made may,might,没有过去分词 ...