Your opinion is considered to be great valuehim. A. of; forB. in; ofC. of; toD. /; to

问题补充：

Your opinion is considered to be great valuehim.

A. of; for

B. in; of

C. of; to

D. /; to

答案：

A. of; for

B. in; of

(答案→)C. of; to

D. /; to

解析：of关于,……的；for为了，；in在里面；to到，想；句意：你的建议对于他来说被认为有很高的价值。Of多用来说明物品的性质特点等，to表示动作的目的方向等，结合语境可知选C。