单项选择题

A．been used to
B．used to
C．been used for
D．used for
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单项选择题
The tendency of declining working hours will bring Asians the following benefits EXEPT ______.
A．offer a better chance for them to enjoy their life outside their jobs
B．make their jobs more productive
C．promote their working conditions
D．increase their wages
单项选择题
Which of the following statements is NOT true according to the report
A．Workers made tunnels through ice.
B．Construction workers often use oxygen bottles to breathe.
C．The new railway will use ordinary trains.
D．The new line is to start operation in 2006.
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