问题
选择题
There was a _______look on his face when he met with the______problem.
A．confusing；confusing
B．confused；confused
C．confusing；confused
D．confused；confusing
答案
答案：D
本题考查形容词。Confusing令人困惑的；confused困惑的。句意：当他遇到这个令人困惑的问题时候，他脸上露出了困惑的表情。