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【单选题】
计划在他的局域网建立防火墙,防止 Internet 直接进入局域网, 反之亦然。在防火墙上他不能用包过滤或 SOCKS 程序 . 而且他想要提供给局域网用户仅有的几个 Internet 服务和协议。 John 应该使用的防火墙类型下面哪个描述是最好的 ? ( )A.
使用 SQUID 代理服务器
B.
NAT
C.
IP转发
D.
IP伪装
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【简答题】1997年,苏州园林中的狮子林、拙政园、留园和 ,被列入《世界遗产名录》。
【单选题】Which of the following has the same meaning as the sentence “Yellow Crane Tower is the oldest tower in Wuhan.”?
A.
Yellow Crane Tower is older than the other tower in Wuhan.
B.
Yellow Crane Tower is older than any other tower in Wuhan.
C.
Yellow Crane Tower is one of the oldest towers in Wuhan.
D.
Yellow Crane Tower is older than any other towers in Wuhan.
【单选题】______in the heart of Toronto is the Canadian National Tower, ______ is often called the CN Tower for short.
A.
Located, where
B.
locating, which
C.
locating, where
D.
located, which
【简答题】The company is a key provider of telecom services in Hong Kong.
【单选题】听力原文： As Chinese telecom market steps up the pace of opening to the outside world, China's four major operators of basic telecom service have introduced accumulative foreign funds amounting to US $ 25...
A.
China Telecom
B.
China Railcom
C.
China Mobile
D.
China Unicom
【单选题】Why did Jack Ma resign from the joint venture with China Telecom?
A.
Because everything Jack Ma suggested, China Telecom turned them down.
B.
Because China Telecom invested little money.
C.
Because China Telecom paid to Jack Ma less salary.
D.
Because China Telecom got more board seats than Jack Ma.
【单选题】Restructuring in the telecom businesses is ______.
A.
in hand
B.
on hand
C.
by hand
D.
at hand
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