The president spoke at the meeting for nearly an hour without his notes.
A. bringing up
B. referring to
C. looking for
D. trying on
网友回答
A. bringing up
(答案→)B. referring to
C. looking for
D. trying on
解析：考察动词短语辨析。A抚养，抚育；B提及，参考；涉及；C寻找；D试穿，尝试；句意：那个主席在会议上讲了几乎一个小时都没有参考笔记本。根据句意说明B正确。