She dressed down to visit her poor relatives, ________ offend them by a show of her wealth.
A:in order that he
B:so that she won't
C:so as not to
D:intending to
由南美各国足球俱乐部联赛冠亚军参加的足球赛被称为“解放者杯”,是为了纪念( )
生态系统具有自我调节能力,但这种能力是有限的.