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【单选题】
________ 协议试图通过对IP数据包进行加密,从根本上解决因特网的安全问题。同时又是远程访问VPN网的基础,可以在Internet上创建出安全通道来。A.
安全套接层协议（Secure Socket Layer）
B.
传输层安全协议（Transport Layer Security）
C.
IP-Sec 协议
D.
SSH 协议
E.
PGP 协议
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【简答题】The work of the sales team was absolutely ________ to the success of the new toy company.
【简答题】The first thing the new chairman of the company did was to ___________ the management.
【单选题】After the partnership deal had been agreed upon, the shipping company was able to
A.
employ more staff.
B.
reduce its costs.
C.
explore new oil fields.
【单选题】The company held back the first shipment of the new product until it was completely ready.
A.
to stop yourself from doing something
B.
to keep
C.
to delay
【单选题】The company _____ that its new camera was the best one on the market.
A.
designed
B.
claimed
C.
ignored
D.
reversed
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