【题目】Our club provides skiing or other activities ________ for children above 12.
A.designed
B.designing
C.being designed
D.having designed

【答案】A
【解析】句意：我们俱乐部提供为12岁以上孩子设计的滑雪和其他活动。句中activities和动词design是被动关系，故用过去分词作定语，所以答案是A。