Sincetherearemanyexcellentathletescompetingagainsteacho...
來源:國語幫 1.06W
問題詳情:
Since there are many excellent athletes competing against each other in the game, it is uncertain __________ he will succeed in winning the medal.
A. that B. what C. whether D. where
【回答】
C
知識點:主語從句
題型:選擇題