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：考查动词短语：句意为“总裁在商务会议上脱稿演讲了近一个小时”。bring up意为“抚养，呕吐”，refer to意为“参考，涉及”，try on意为“试穿，试验”。Look for“寻找”，选B。