...arrive,try,prefer,cost,leave,see,drive,help,save,stop,give,ho...答:see---saw drive---drived help---helped save---saved stop---stoped give---gave hold---held know---knew feed---fed write---wrote(以上均为过去式)第三人称:rain stop see run write 加s prefer go 加es try变y为i加es 只能帮你这么多了....