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Most roads, bridges, transit, water systems, the electric grid, and communications networks were installed 50 to 100 years ago, and they are largely taken for granted until they fail.
出自-2017年6月阅读原文
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But as we all know, of all these alternative fuel vehicles, the most practical are electric vehicles.
出自-2013年6月听力原文
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Sure, in the past electric vehicles have their problems, namely, a limited driving range, and very few recharging points, which limited their use
出自-2013年6月听力原文
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Now, however, recent developments in electric vehicle technology mean they can match conventional petrol engines in terms of performance and safety.
出自-2013年6月听力原文
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Let's not forget that electric vehicles are cleaner
出自-2013年6月听力原文
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What used to restrict the use of electric vehicles?
出自-2013年6月听力原文
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What does the speaker say about electric vehicles of today
出自-2013年6月听力原文
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Maintaining safe speeds and being electric, self-driving cars would drastically reduce pollution levels and dependency on non-renewable fuels.
2018年12月四级真题（第三套）阅读 Section C
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What happens to the centralized electric grid, which took decades and billions of dollars to build, as more and more people become prosumers, who produce and consume their own energy on-site?No one knows which – if any – battery technology will ultimately dominate, but one thing remains clear: The future of energy is in how we store it.
出自-2016年12月阅读原文
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Advanced batteries are moving out of specialized markets and creeping into the mainstream, signaling a tipping point for forward-looking technologies such as electric cars and rooftop solar panels.
出自-2016年12月阅读原文
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When you hear people speaking of making a rapid transition toward any type of energy, whether it is a switch from coal to nuclear power, or a switch from gasoline-powered cars to electric cars, or even a switch from an incandescent to a fluorescent light, understanding energy system inertia and momentum can help you decide whether their plans are feasible.
出自-2015年12月阅读原文
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According to the International Business times, electric car sales are expected to increase as Volkswagen is still recovering from its emissions scandal.
2017年12月六级真题（第三套）阅读 Section A
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But simply switching to electric can will not mean pollution-free cities.
2019年12月六级真题（第二套）阅读 Section A
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Many European countries have been making the shift to electric vehicles and Germany has just stated that they plan to ban the sale of vehicles using gasoline and diesel as fuel by 2030.
2017年12月六级真题（第三套）阅读 Section A
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New electric engines coupled with artificial intelligence and autonomous systems will contribute to a more efficient, integrated transport system that is less polluting and less noisy.
2019年6月六级真题（第二套）阅读 Section A
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Other efforts to increase the use of electric vehicles include plans to build over 1 million hybrid and electric car battery charging stations across the country.
2017年12月六级真题（第三套）阅读 Section A
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Some are electric and some aren't.
2019年12月六级真题（第二套）听力 Section A
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The country is still hopeful that it will meet its emissions goals, like reducing emissions by 40% by 2020, but the acceptance of electric cars in the country has not occurred as fast as expected.
2017年12月六级真题（第三套）阅读 Section A
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The founder of two tech companies, Tesla Motors and SpaceX, is bringing electric vehicles to mass market and enabling humans to live on other planets.
2018年6月六级真题（第三套）阅读 Section A
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There are currently around 155, 000 registered hybrid and electric vehicles on German roads, dwarfed by the million gasoline and diesel cars driving there now.
2017年12月六级真题（第三套）阅读 Section A
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What happens to the centralized electric grid, which took decades and billions of dollars to build, as more and more people become "prosumers," who produce and consume their own energy on-site?
2016年12月六级真题（第一套）阅读 Section C
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When you hear people speaking of making a rapid transition toward any type of energy, whether it is a switch from coal to nuclear power, or a switch from gasoline -powered cars to electric cars, or even a switch from an incandescent to a fluorescent light
2015年12月六级真题（第一套）阅读 Section B