单项选择题

The outdated methods of dealing with garbage are now considered unacceptable because of __________.

A．lower efficiency
B．water shortage
C．limited space
D．higher risk
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单项选择题
The main idea of the passage is that __________.
A．new approaches are found to solve the garbage problem
B．garbage disposal becomes a growing problem with limited solutions
C．garbage pollution is becoming more and more serious
D．recycling is an effective way to handle the waste
单项选择题
It can be inferred from the passage that __________.
A．people in the future will live far from the dumpsite
B．the garbage will become less and less
C．the recycling program is the only solution to waste disposal
D．strict regulation of waste disposal will be needed
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