--Peter is very clever and he studies hard as well．
---No be always wins first in the examinations.
A. doubt
B. question
C. wonder
D. problem
网友回答
A. doubt
B. question
(答案→)C. wonder
D. problem
解析：考查名词辨析。“皮特很聪明，学习也很努力。”“难怪他考试总是第一。”no doubt“无疑”；no wonder“难怪”。故选C。