The president spoke at the business 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：短语辨析。A抚养；呕吐；B参考；提及；谈及；涉及；C寻找；D试用；句意：总统在会议上讲了几乎一个小时也没有看笔记。故B正确。