更改时间、日期可以通过双击"控制面板"上的"日期/时间"图标或桌面右下角的时间显示
A．双击
B．左键单击
C．指向
D．拖动
E．以上都不对
参考答案：A
It was only when I read this story for a second time _____ to appreciate its beauty. [ ]
A. did I begin
B. that I began
C. then I began
D. had I begun
被称为寒滋镇潜兼软坚之品的中药是 ()
A．牡蛎
B．朱砂
C．龟甲
D．鳖甲
E．磁石
