One of my classmates accidentally he had cheated in the last examination, or he wouldn’t have got so high a mark.
A. pointed out
B. let out
C. took out
D. tried out
网友回答
A. pointed out
(答案→)B. let out
C. took out
D. tried out
解析：短语辨析。pointed out指出；let out泄露，放出；took out取出；tried out试验。句意：我的一个同学偶然透露出他在上次考试中作弊，否则他不会得那么高的分数。所以选B。