单选题
He became aware that he had lost his audience since he had not been able to talk ______around one topic.(2004年武汉大学考博试题)
【正确答案】
A
【答案解析】解析：本题意为“他意识到自己失去了听众，因为他未能把一个问题讲清楚”。coherently的意思是“连贯地，表达清楚地”。initiatively的意思是“初步地”；flexibly的意思是“灵活地”；pointedly的意思是“尖锐地，中肯地”。四个选项中只有A项符合题意。