监察厅属于()政府机构。
A.部级
B.副部级
C.省级
D.地级
参考答案:D
Although they just met for the first time, they talked _____ they had been friends for many years.
A.as if
B.even if
C.such as
D.so long as
Pentium 4处理器中,为了实现任务内不同特权级程序之间的转移,必须借助下列哪一个门描述符?()
A.中断门
B.陷阱门
C.调用门
D.任务门