You have to be a fairly good speaker to listeners’ interest for over an hour.
A. catch
B. hold
C. improve
D. attract
网友回答
A. catch
(答案→)B. hold
C. improve
D. attract
解析：考查动词辨析。句意“为了吸引听众的兴趣超过一个小时，你不得不成为一个相当优秀的演讲者。”hold one’s interest“吸引某人的兴趣”；attract常与attention连用。故选B。