Thomas Edison considered genius to be one per cent inspiration and ninety-nine percent p

问题补充：

Thomas Edison considered genius to be one per cent inspiration and ninety-nine percent perspiration.

A. composed of

B. constituted in

C. consisted of

D. comprised in

答案：

(答案→)A. composed of

B. constituted in

C. consisted of

D. comprised in

解析：be composed of由......组成。Consist of由......组成，是不及物动词，不能用被动语态，故不合题意。