Thank you very much for all you’ve done for me which isgreat value to me.A. ofB. withC. in

问题补充：

Thank you very much for all you’ve done for me,which isgreat value to me.

A. of

B. with

C. in

D. at

答案：

(答案→)A. of

B. with

C. in

D. at

解析：考查“of+抽象名词”作表语的情况。be of great value=be very valuable。