A. They are expensive. B. They produce harmful emissions. C. They are clean and do not produce harmful emissions. D. They are only available in certain areas. 相关知识点: 试题来源: 解析 C。中文解析:可再生能源的主要优势之一就是清洁,不会产生有害排放物或污染物。A 选项说它们昂贵,与文章中...
A. They are expensive. B. They are unlimited. C. They cause pollution. D. They are difficult to obtain. 相关知识点: 试题来源: 解析 B。解析:使用可再生能源的主要优势是它们是无限的。选项 A 错误,可再生能源不一定昂贵;选项 C 错误,可再生能源通常不会造成污染;选项 D 错误,可再生能源并不一定...
题目What is an advantage of renewable energy? A. It is expensive. B. It produces harmful emissions. C. It is sustainable. D. It is only available in certain areas. 相关知识点: 试题来源: 解析 C。可再生能源的一个优点是可持续性,不像化石燃料是有限资源,可再生能源永远不会耗尽。
A. They are more expensive. B. They are less sustainable. C. They can provide a more stable and reliable source of power. D. They increase our reliance on fossil fuels. 相关知识点: 试题来源: 解析 C。解析:文章中提到可再生能源不仅更清洁、更可持续,而且有潜力提供更稳定可靠的能源,所以答案...
The advantage of using renewable energy is that it is ___. A. expensive B. limited C. endless D. dangerous 相关知识点: 试题来源: 解析 C。使用可再生能源的优势是它是“endless”无穷无尽的。可再生能源不像传统能源会枯竭。反馈 收藏
A. it is expensive. B. it is difficult to use. C. it can help solve environmental problems. D. it is not widely available. 相关知识点: 试题来源: 解析 C。本题考查对文章内容的理解。作者提到可再生能源是为了说明它可以帮助解决环境问题。A 选项文章未提及可再生能源昂贵;B 选项文章也没有说可...
As a nonrenewable resource, time is quite expensive. 【小题5】. Do we want to spend these precious moments on social media or spend that time learning something new? Skills and knowledge take time, so the more time you spend on them, the more you improve.A.However, it cannot be ...
fuel made from food crops, such as corn. Because turning corn into ethanol fuel requires intensive, unsustainable use of agricultural land, however, ethanol is no more a renewable resource than are traditional fossil fuels.Which of the following, if true, most strengthens the argument above?
(77) Solar power has some obvious advantage over other energy sources. Sunlight is a renewable(可再生的) resource, which means it won’t run out. Solar panels don’t harm the environment. Also sunlight is free. So by using solar power, schools can save money on energy costs over time....
These differ to non-renewable energy sources such as coal, oil and natural gas, of which there is a finite amount available on Earth, meaning if used excessively they could eventually run out. Renewable resources can provide energy for a variety of applications, including electricity generation, ...