试题查看

首页 > 专升本考试 > 试题查看
【单选题】

How can we get rid of garbage.9Do 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 time it can save the land to hold garbage.
For a long time, people buried garbage or dumped 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 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 inEurope and the United States have been burning garbage for years. The heat that is produced by burning garbage is used to boil water. The steam that is produced is used to make electricity or to heat nearby buildings. In Paris, France, some power plants burn almost 2 million metric tons of the cities garbage each year. The amount of energy produced is about the same as would be produced by burning almost a half million barrels of oil.
Our fossil fuel supplies are limiteD、Burning garbage might be one kind of energy source that we can use to help meet our energy needs.
What two problems can man solve by burning garbageA.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 garbag
查看答案解析

参考答案:

正在加载...

答案解析

正在加载...

根据网考网移动考试中心的统计,该试题:

20%的考友选择了A选项

58%的考友选择了B选项

14%的考友选择了C选项

8%的考友选择了D选项

你可能感兴趣的试题

A.肾小球B.近球小体C.近球小管D.髓袢E.远曲小管和集合管原尿生成的部位是(A.泪腺B.腮腺C.汗腺D.胃腺E.肠腺面神经支配()A.金黄色葡萄球菌B.溶血性链球菌C.绿脓杆菌D.破伤风杆菌E.梭状芽孢杆菌疖的A.一侧胸廓扩张受限且语音震颤增强B.一侧语音震颤减弱C.双侧语音震颤减弱D.胸A.肾小球B.近球小体C.近球小管D.髓袢E.远曲小管和集合管抗利尿激素作用的部A.金黄色葡萄球菌B.溶血性链球菌C.绿脓杆菌D.破伤风杆菌E.梭状芽孢杆菌急性