Mr. Black must be worried about something. You can it from the look on his face.A. reason

问题补充：

Mr. Black must be worried about something. You can it from the look on his face.

A. reason

B. recognize

C. read

D. realize

答案：

A. reason

B. recognize

(答案→)C. read

D. realize

解析：考查动词辨析。Reason 说服，辩论 recognize认出 read 阅读，看出，领会。Realize意识到。句意为布莱克先生一定是对某事很担心。你可以从他脸上的表情中看出来。