题目内容
4．Using too much water or throwing rubbish into our rivers are clear ways that humans can put our water supply in danger，but we also affect our water supply in less obvious ways．You may wonder how paving （铺砌） a road can lead to less useable fresh water．（31）F Groundwater does not come from lakes or rivers．It comes from underground．The more roads and parking lots we pave，the less water can flow into the ground to become groundwater．（32）A Drier climates are of course more likely to have droughts（干旱）than areas with more rainfall，but，in any case，good management can help to make sure there is enough water to meet our basic needs．
（33）C In the United States，a family of four can use 1.5tons of water a day!This shows how much we depend on water to live，but there's a lot we can do to lower the number．
（34）G To start with，use the same glass for your drinking water all day．Wash it only once a day．Run your dishwasher （洗碗机） only when it is full．（35）B You can even help to keep our water supply clean by recycling （回收） batteries instead of throwing them away．
A．Human activity is not responsible for all water shortages．
B．Help your parents fix any leaks （漏水的地方） in your home．
C．Thinking about the way we use water every day can make a big difference，too．
D．Some measures to save water should be taken by the government．
E．A major part of the water we use every day is the water from lakes or rivers．
F．A major part of the water we use every day is ground water．
G．You can take steps to save water in your home．
分析 这是一篇关于用水问题的议论文．告诉我们，尽管大量用水和污染水源使人类用水处于危险境地，但是人类一些小型的活动也对用水问题有着巨大的影响．短文详细描写了生活中容易造成浪费的一些用水问题，并提出了相应的建议．
解答 31-35 FACGB
31 F．考查对上下文的理解和推理判断能力．根据后文的Groundwater does not come from lakes or rivers 地下水不是来自湖泊或者河流，可知空格填写的是我们每天使用的大部分水是地下水．故选F．
32 A．考查对上下文的理解和推理判断能力．根据Drier climates are of course more likely to have droughts 越来越干燥的气候更容易引起干旱，也就是水资源短缺不只是因为人类的活动，还有干燥的气候，故选A．
33 C．考查对上下文的理解和推理判断能力．根据后文的but there's a lot we can do to lower the number 我们可以做许多事情来降低这个数字，也就是说考虑下我们每天用水的方式会非常有意义，故选C．
34 G．考查对上下文的理解和推理判断能力．后文都是节约用水的一些方法，故选G．
35 B．考查对上下文的理解和推理判断能力．本段给出了节约用水的一些做法，选项B与之匹配，故选B．
点评 这是一篇选句填空阅读．做这类题材阅读理解时要求考生对文章通读一遍，做题时结合原文和空格上下文有针对性选出正确答案．
练习册系列答案
相关题目