My brother took a year off school to travel and came back a non-believer.
1)词典中take sth off/take off sth是短语动词有“请假”的意思,如果是took a year off就是请一年假,此时off是副词,我的问题是:为什么off可以加school,此时还是短语动词吗?off school该怎么分析?
2)come back a non-believer中,为什么come back后直接加了名词a non-believer,它是什么成分?