To our _ the boy made no mistakes in the exam this time.A. surprisedB. surprisingC. surpri

问题补充：

To our _，the boy made no mistakes in the exam this time.

A. surprised

B. surprising

C. surprise

D. surprises

答案：

A. surprised

B. surprising

(答案→)C. surprise

D. surprises

解析：句意：令我们惊讶的是，这个男孩在这次考试中没有犯错误。固定短语to one’s surprise,表示令某人惊讶的是。故选C。