thesecond-yearstudentsatthiscollegehaveenvoledintoinsightful,criticalthinkers(fromaninethesecond-yearstudentsatthiscollegehaveenvoledintoinsightful,criticalthinkers(fromaninexperiencesanduncertaunteenagerjustayearbefo

　　thesecond-yearstudentsatthiscollegehaveenvoledintoinsightful,criticalthinkers(fromanine

　　thesecond-yearstudentsatthiscollegehaveenvoledintoinsightful,criticalthinkers(fromaninexperiencesanduncertaunteenagerjustayearbefor)----原题，括号为题目中划线部分的题。答案是fromtheinexperiencesanduncertaunteenagerstheywerejustayearago.

　　这句话from前面不是有一个谓语动词have了吗？from后面的theywere又是谓语？