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

问题补充：

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

A. react

B. read

C. recognize

D. realize

答案：

A. react

(答案→)B. read

C. recognize

D. realize

解析：词义辨析。react 反应，影响； read阅读，理解；recognize认出，识别；realize实现，认识到。句意：布莱克先生肯定在为某事担心，你可以从他脸上的表情读出来。故选B。