He may win the first prize in the national competition he is likely to be admitted to Pe

问题补充：

He may win the first prize in the national competition, he is likely to be admitted to Peking University.

A. in which case

B. in that case

C. in what case

D. in whose case

答案：

(答案→)A. in which case

B. in that case

C. in what case

D. in whose case

解析：考查定语从句：句意：他在全国比赛中可能获得一等奖，这样的话，他有可能被北京大学录取。两句话之间没有连词，应该用定语从句，这里使用：“介词+关系代词+名词”引导定语从句，选A。