问题
选择题
You’d better ______ your flight reservation at the latest 3 days in advance.
A．confirm
B．convey
C．consider
D．convince
答案
答案：A
题目分析：confirm vt 确定，确认; convey vt 确定，确认；consider vt 考虑；convince vt 说服，使确信。句意为：你最好提前三天确定一下你的航班预定。