The girl looked at me with a expression. Maybe the problem was quite .A. puzzling; puzzlin

问题补充：

The girl looked at me with a expression. Maybe the problem was quite .

A. puzzling; puzzling

B. puzzling; puzzled

C. puzzled; puzzled

D. puzzled; puzzling

答案：

A. puzzling; puzzling

B. puzzling; puzzled

C. puzzled; puzzled

(答案→)D. puzzled; puzzling

解析：考查形容词辨析。以ing结尾的形容词修饰物；以ed结尾的形容词修饰人。句意“那个女孩用一种疑惑的表情看着我。问题或许非常的令人疑惑。”expression“表情”，指人，problem是物。故选D。