From his look we could see that he hadn’t expected that we could raise such questions to

问题补充：

From his look , we could see that he hadn’t expected that we could raise such

questions to him.

A. confusing; confusing

B. confused; confused

C. confusing; confused

D. confused; confusing

答案：

A. confusing; confusing

B. confused; confused

C. confusing; confused

(答案→)D. confused; confusing

解析：考查形容词用法。Confused感到困惑的（形容人）；confusing令人困惑的（形容事物）；在形容一些与人有关的事物的时候也用过去分词来形容，如look，expression等。句意：从他困惑的表情，我们可以发现他没有预料到我们会向他提出如此令人困惑的问题。故D正确。