单项选择题

The arrangement of the meeting has to be kept confidential for the sake of security.

A．confident
B．secret
C．flexible
D．positive
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单项选择题
Companies can maintain good business relations by abiding by their promises and agreements.
A．coming up with
B．breaking away from
C．living up to
D．getting rid of
单项选择题
The outcome of the conflict shattered the Palestinian's dream of peace and prosperity.
A．fulfilled
B．strengthened
C．destroyed
D．confirmed
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