The looks on the children’s faces suggested that the question was really .
A. Confused; confusing
B. Confused; confused
C. Confusing; confused
D. Confusing; confusing
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(答案→)A. Confused; confusing
B. Confused; confused
C. Confusing; confused
D. Confusing; confusing
解析：句意：孩子们脸上的困惑的表情暗示了这个问题是令人困惑的；confused人感到困惑的；confusing令人困惑的。根据句意故选A。