There are two main types of energy - renewable and non - renewable. Scientists are trying hard to find more ways to use ___ energy. A. one B. the one C. first D. the first 相关知识点: 试题来源: 解析 D。解析:从语法方面,这里表示特指第一种能量,所以要用the + 序数词。One是基数词...
**51. How do we get most of the electricity nowadays?** 文章第一段提到“Most of our electricity comes from fossil fuels(化石燃料)”,说明现在大部分电力来自化石燃料。 **52. In Paragraph 2, what's the meaning of the word "nonrenewable"?** 根据上下文可知,化石燃料是不可再生的。 **53....
试题来源: 解析 D。本题考查可再生能源的优点。选项 A“Cheap”(便宜),一些可再生能源的成本相对较低。选项 B“Always available”(总是可用),如太阳能、风能等不受资源限制。选项 C“Causes no pollution”(不造成污染),这是可再生能源的重要优点。所以选项 D“All of the above”(以上都是)是正确的。
What is the main characteristic of new energy? A. Non-renewable B. Polluting C. Clean and renewable D. Expensive 相关知识点: 试题来源: 解析 C。解析:新能源的主要特点是清洁可再生。Non-renewable(不可再生)、Polluting(有污染)、Expensive(昂贵)都不是新能源的主要特点。
Many countries are implementing renewable energy policies. What is the main benefit of renewable energy? A. Pollute the environment. B. Save natural resources. C. Harm wildlife. D. Cause climate change. 相关知识点: 试题来源: 解析 B。选项 B 的意思是节约自然资源,可再生能源的主要好处就是节约...
What is the main advantage of using renewable energy sources? 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 ...
A. The use of renewable energy. B. The burning of fossil fuels. C. Planting more trees. D. Reducing waste. 相关知识点: 试题来源: 解析 B。解析:文章中提到“Air pollution is one of the most common forms. It is mainly caused by the burning of fossil fuels such as coal, oil, and g...
What is the main benefit of using renewable energy sources? A. They are cheap. B. They are always available. C. They do not pollute the environment. D. They are E. asy to produce. 相关知识点: 试题来源: 解析 C。可再生能源的主要好处是不污染环境。其他选项虽然可能在某些方面有一定优势,...
Wind energy is an important renewable energy. One of its main uses in environmental protection is ___. A. making the air dirtier B. powering electric devices C. killing wild animals D. polluting water 相关知识点: 试题来源: 解析 B。解析:风能是重要的可再生能源,它在环境保护中的一个主要用途...
A. the types of renewable energy. B. the advantages of renewable energy. C. the production of renewable energy. D. the challenges of renewable E. nergy. 相关知识点: 试题来源: 解析 B。A 选项“可再生能源的类型”只是介绍的一部分;C 选项“可再生能源的生产”不是主要关注点;D 选项“可再生能...