wins the contest will get the chance to travel around Europe for a week.A. Someone　B. Anyo

问题补充：

wins the contest will get the chance to travel around Europe for a week.

A. Someone

B. Anyone

C. Who

D. Whoever

答案：

A. Someone

B. Anyone

C. Who

(答案→)D. Whoever

解析：考查主语从句。分析句子结构可知，此处用Whoever引导主语从句，表示”无论是谁”，相当于anyone who。