--Peter is very clever and he studies hard as well．---No be always wins first in the exami

问题补充：

--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

答案：

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。