单项选择题

The supply of groundwater is getting low because of ______.

A．conservation
B．toxic waste
C．pollution
D．population increase
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单项选择题
According to the author, greenspace facilities should be designed in such a way that ______.
A．more obligatory activities might take on a recreative aspect
B．more and more people might have access to them
C．an increasing number of recreative activities might be developed
D．recreative activities might be brought into our homes
单项选择题
The theoretical separation of living, working, traffic and recreation has led to ______.
A．the disproportion of recreation facilities in the neighborhood
B．the location of recreation facilities far from home
C．relatively little attention for recreative possibilities
D．the improvement of recreative possibilities in the neighborhood
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