单项选择题

A．Insufficient housing.
B．Lack of drinking water.
C．Lack of food.
D．Infectious diseas
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单项选择题
A．1995.B．1997.C．1998.D．1999.
A．1995.
B．1997.
C．1998.
D．1999.
单项选择题
A．The current location of city leaders.B．Military stockpiles of ammunition.C．The main lines of transportation.D．Tall buildings in this city.
A．The current location of city leaders.
B．Military stockpiles of ammunition.
C．The main lines of transportation.
D．Tall buildings in this city.
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