| How can we get rid of garbage Do we
have enough energy sources to meet our future energy needs These are two important questions that many people are asking today. Some people think that man might be able to solve both problems at the same time. They suggest using garbage as an energy source, and at the some time it can save the land to hold garbage. For a long time, people buried garbage or dumped(倾倒) it on empty land. Now, empty land is scarce. But more and more garbage is produced each year. However, garbage can be a good fuel to use. The things in garbage do not look like coal, petroleum, or natural gas; but they are chemically similar to these fossil(化石) fuels. As we use up our fossil fuel supplies, we might be able to use garbage as an energy source. Burning garbage is not a new idea. Some cities in Europe and the Un A. The shortage of energy and air pollution. B. The shortage of energy and the land to hold garbage. C. Air pollution and the shortage of fossil fuel. D. Air pollution and the shortage of land to hold garbage. [单项选择]Passage ThreeA. Garbage Can Be Changed into Fertilizer. B. Overcoming the Problem of Waste.
C. Making Buildings with Garbage. D. Large Cities Are Anything but Beautiful. [简答题]Burning garbage might be one kind of energy source that we can use to help meet our energy needs. ( Passage 2)
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