Windows是多用户操作系统，要想为本机增添新用户，在控制面板中选择“用户”命令。
参考答案：对
"When were you born?" "I was born on _______."[ ]
A. June 1st, 1997
B. 1997, June 1st
C. June, 1997 1st
D. 1st, 1997 June
简述项目终止的可能原因
