.She will tell us why she feels so strongly that each of us has a role in making the eart

问题补充：

.She will tell us why she feels so strongly that each of us has a role in making the earth a better place to live.

A. to have played

B. to play

C. to be played

D. to be playing

答案：

A. to have played

(答案→)B. to play

C. to be played

D. to be playing

解析：考查非谓语动词。to play 的逻辑主语是 each of us,在主语和逻辑主语一致时,不定式和它所修饰的名词中心词存在动宾关系,不必用被动语态,排除C项,A,是完成式,表示动作在主语的动作之前,不合本题题义,D,进行式,也不对; 故选B.