题目内容
People often call the plastic bags “white pollution”. 1. , it becomes the worst invention for the human. It is reported that it takes 100–200 years to break down the plastic bags completely. However, a 16-year-old high-school Canadian student called Daniel Byrd discovered the way to break down the plastic bags!
The idea of the invention comes from his housework. 2. . Every time, when he opens the closet, the plastic bags fly out. This makes him very angry. 3. . With his teacher’s help, he found that when he put the two germs（细菌） mixture up and that made the plastic bags break down quickly.
He made an experiment first. He put some earth germs and plastic bags together. After 12 weeks, he found the plastic bags had been broken down. 4. . The experiment also showed that the plastic bags could be broken down in three months. And they only gave out some water and little carbon dioxide (CO2).
Now Byrd has got 30 thousand dollars from his invention. 5. . He has also got a lot of award from many universities.
A. So he thinks how to deal with these plastic bags B. Because it is hard to break down C. Then he made another experiment D. He wants to go to college with his money E. He always helps her mother do the housework |
1.B
2.E
3.A
4.C
5.D
【解析】
试题分析：这篇短文主要讲述环保问题。文章介绍，加拿大的一名高中生丹尼尔通过实验发明了一种能让塑料袋化解的办法。这也让他获得了许多奖金。
1.下文It is reported that it takes 100–200 years to break down the plastic bags completely的描述可知，因为它很难化解，所以叫做“白色污染”。故应选B。
2.前文The idea of the invention comes from his housework的描述可知，丹尼尔经常帮助妈妈做家务。故应选E。
3.根据前文when he opens the closet, the plastic bags fly out. This makes him very angry的描述可知，由于塑料袋到处飞，因此丹尼尔考虑如何解决塑料袋问题。故选A。
4.根据下文The experiment also showed that the plastic bags could be broken down in three months的描述可知，丹尼尔做的另一个实验也表明塑料袋可以在3个月内化解。故选C。
5.联系上下文的描述可知，丹尼尔用发明得来的钱上了大学，同时在大学里也得到了许多奖金。故应选D。
考点：科普环保类短文阅读。
