Be a(n) （） participant. If you’re asked to participate in a party game or view Susie’s graduation pictures, accept graciously and enthusiastically no matter how you really feel.

Be a(n) （） participant. If you’re asked to participate in a party game or view Susie’s graduation pictures, accept graciously and enthusiastically no matter how you really feel.
A.active　　　
B.willing　　　
C.energetic　
D.flexible
正确答案：willing