Modern technology is harmful to the natural environment because . According to the passage, methane gas is used to

admin2008-11-13 99

问题 Modern technology is harmful to the natural environment because ______.
According to the passage, methane gas is used to ______.

选项 A、conserve(保存) industrial residues(废料)
B、create recycled paper products
C、provide electricity to process sewage
D、treat with the raw sewage

答案C

解析第五段主要讲的是沼气问题。阅读此段我们得知：处理污水需要大量的电，而污水产生的沼气足够满足处理污水时用电的需求，因此本题应选C。

转载请注明原文地址:https://kaotiyun.com/show/AOPO777K

成人本科学位英语

相关试题推荐

随机试题

最新回复(0)