这是重读闭音节,所以要双写p,加ed.
以e结尾的单词要直接加d
正常加ed.
还有不变形式.如：let,hit,hurt,cut,read.
还有特殊形式,如：get---got,sing----sang,swim---swam,catch---caught,take---took,lose--lost.
希望能够帮到你.