The manager seemed to be doubtful about my ability I could see from the expression on hi

问题补充：

The manager seemed to be doubtful about my ability, I could see from the expression on his face.

A. this

B. where

C. that

D. which

答案：

A. this

B. where

C. that

(答案→)D. which

解析：考查定语从句。which引导非限制性定语从句，代替前面的整件事，意思是“这一点上，这件事上”在从句中做see的宾语。句意：经理似乎怀疑我的能力，这一点，我可以从他脸上的表情可以看出。