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单项选择题

A．It has a dense population.
B．It has many towering buildings.
C．There are 200 vehicles for every kilometer of railway.
D．There are many museums and palaces.
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热门试题

单项选择题A．Detroit.B．Chicago.C．New York.D．Boston.

A．Detroit.
B．Chicago.
C．New York.
D．Boston.

单项选择题A response delay of 1-2 minutes may have substantial influence on whether or not a suspect criminal is caught.

A．Y
B．N
C．NG