变压器中间验收（抽真空注油）阶段，500kV及750kV变压器静置时间不少于（）小时。
A.24
B.48
C.72
D.168
参考答案：C
—I'm not________up so early yet but I have to________myself to it.
—Yeah. Just as the saying goes, "An early bird catches the worm". [ ]
A. used to getting; adapt
B. accustomed to getting; accustom
C. used to get; adapt
D. accustomed to get; accustom
下列程序段执行后的输出结果是( ) int k=4，a=3，b=2，c=1； printf("%d\n"，k＜ak：c＜bc：a )；
A．1 B．2C．3 D．4
