我国科举制正式诞生是在[ ]
A．唐玄宗时
B．武则天时
C．唐太宗时
D．隋炀帝时
答案：D
He put in a special _____ for an extra day's holiday so that he could attend his daughter's wedding.
A．request
B．demand
C．inquiry
D．proposal
通常可以根据下列（）判断设备厂家。
A.SSID
B.MAC地址
C.加密类型
D.信道
