单项选择题

Concrete is used in extensive projects because of ______.

A．the increase in traffic
B．the cost of other materials
C．the change of the climate
D．the construction of the roads
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单项选择题
When did George W. Bush present a letter to Congress
A．Friday.
B．Thursday.
C．Tuesday.
D．Monday.
单项选择题
South Korean Law - makers planned for an Asiawide coalition against ______.
A．Japan’s invasion
B．Japan’s violation of human rights
C．Japan’s distortion of history
D．Japan’s cruelty
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