下列不属于GPWC系统的部件是（）.
A.GPWC计算机
B.GPWC天线
C.GPWC控制板
D.GPWC控制板
参考答案：B
— When did Prince William and Kate get married?
— They ______ for about two years.
A．have married
B．have been married
C．got married
D．have got married
可用于气虚下陷，久泻脱肛的药物是（）
A.葛根
B.升麻
C.木贼
D.浮萍
E.柴胡
