—Is Peter coming?
—No, he____ his mind after a phone call at the last minute.
A:changes
B:changed
C:was changing
D:had changed
胡适在《新青年》发表文章指出:“一曰,须言之有物。二曰,不摹仿古人。三曰,须讲求文法。四曰,不作无病之呻吟……”该言论体现了新文化运动的内容是( )