Many high school students wish that they at a top university in the future.
A. had studied
B. studied
C. have studied
D. could study
网友回答
A. had studied
B. studied
C. have studied
(答案→)D. could study
解析：考查虚拟语气。本题考查wish引导的虚拟语气，根据句意及时间状语in the future可知为将来时态的虚拟，故选D。