单项选择题

According to the passage, the cost increase in the rail industry is mainly caused by ______.

A．the continuing acquisition
B．the growing traffic
C．the cheering Wall Street
D．the shrinking market
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单项选择题
According to those who support mergers, railway monopoly is unlikely because ______.
A．cost reduction is based on competition
B．services call for cross-trade coordination
C．outside competitors will continue to exist
D．shippers will have the railway by the throat
单项选择题
Which of the following can be used to describe the feeling of the consumers towards economy
A．A now boom, on the horizon.
B．Tighten the belt, the single remedy.
C．Caution all right, panic not.
D．The more ventures, the more chances.
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