Sun Yang, a young Chinese swimming talent, several gold medals before the 2012 London Olympics.
A. won
B. has won
C. had won
D. were to win
网友回答
A. won
B. has won
(答案→)C. had won
D. were to win
解析：考查时态，由后面的时间状语before the 2012 London Olympics，可以知道时态，所以选C，句子意思“孙阳，年轻的游泳天才，已经赢得2012论断奥运会以来一些金牌”