When they met ten years later, they talked happily about the people and the things ________ they remembered on the school football team.

A．who

B．which

C．what

D．that

关闭一台运行Windows XP系统的计算机之前应首先( )。

A．关闭所有已打开的应用程序

B．关闭Windows XP系统

C．断开服务器连接

D．直接关闭电源