单项选择题

The working contract is offered on a________ basis.

A．two-month
B．twenty-month
C．ten-month
D．twelve-month
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The work of Project Manager is chiefly concerned with
A．emergency relief programmes.
B．agricultural rehabilitation.
C．helicopter assisted surveys.
D．strategic planning,
单项选择题
In the passage the author expresses his concern about
A．the survival of small languages.
B．globalization in the post-Cold War era.
C．present-day technological progress.
D．ecological imbalance.
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