, you need to give all you have and try your best.
A. Being a winner
B. To buy a winner
C. Be a winner
D. Having been a winner
网友回答
A. Being a winner
(答案→)B. To buy a winner
C. Be a winner
D. Having been a winner
解析：考查不定式作目的状语。根据后句你需要付出你的一切和努力，前面应该是后句的目的，意思“为了去当冠军，”buy 意思是“obtain at a sacrifice”符合句意，选B。