将多个独立的网络连接起来，构成一个更大的网络的硬件设备是（）。
A.服务器
B.交换机
C.路由器
D.机顶盒
参考答案：C
— Dear, I can find a better job if I go to the USA, maybe.
— Don't be silly. ________, you know.
A．A bad beginning makes a bad ending
B．A golden key can open any door
C．A bird in the hand is worth two in the bush
D．Actions speak louder than words
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