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问题 选择题

Most people believe that ____knowledge is power and that having ____ good command of a

foreign language is of great importance .

A．/ , / ,

B．the , a ,

C．/ , a ,

D． /, the

答案

答案：C

单项选择题

For each blank, choose the best answer from the four choices and write down on the answer sheet.

In (1) the strength of the carrier signal is varied to represent binary 1 or 0. (2) is a system that can map a name to an address and conversely an address to an name. (3) is a three -way handshaking authentication protocol that it’s packets are encapsulated in the point - to -point protocol. (4) is an approach that enables an ATM Switch to behave like a LAN switch. (5) is an guided media which is made of glass or plastic and transmits signals in the form of light.

1（）

A．FDM

B．DSK

C．FCK

D．ASK
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单项选择题

风险管理的基本目标是（）。

A、减少风险事故的发生机会

B、减轻企、家庭和个人对风险及潜在损失的烦恼和忧患

C、分散风险、补偿损失

D、最小成本获得最大安全保障
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