题目内容：

左栏是人们在日常生活中浪费能源的5种现象，右栏是与其对应的的解决建议，请选出一个最佳答案，选项中有两项是多余的。

（     ）1.Every day in homes all over the world, people leave lights on when no one is in the room. （     ）2.Air conditioners are usually set at too high temperatures in winter. （    ）3.A lot of water is wasted by using too much. （     ）4.We’ll have less and less gas to use. Because more and more people buy cars. （     ）5.People especially children watch TV for too many hours.

A. Take a shower instead of bath, for a bath uses twice as much water. Don’t flush toilet unnecessarily. B. Plant more trees and grass around our houses. C. Encourage people to do more outdoor activities in their free time. Get children to learn more from reading books. D. Always keep the saying in mind “Turn off lights before leaving.” E. We should walk to work, ride a bike to school, take a bus home more often instead of driving cars. F. Use both sides of the paper. G. In room where you have an air conditioner, you can save electricity by cleaning the filter(过滤器).Also, set the air conditioner at 25℃.