单词:MWPD
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Gas Shortages Test Patience of Motorists Following Sandy A New York City policeman directs a motorist to the end the line at a gas station in Brooklyn. And quite a line it is. Drivers here are waiting five hours to get to the head of it. Police are o
Oil is good and bad. Its good because it helps our energy needs. Its bad because it causes pollution. Oil is a fossil fuel. Burning it produces carbon dioxide (CO2). This is one of the biggest causes of global warming. There isnt much oil left in the
Narrator: Exercise 3.9. Lecture 3: Electric cars? Solar-powered buses? When most people imagine solutions to the problems of city air pollution they probably think of electricity and solar power. But the problem with an electric car is that the elect
SCIENCE REPORT — February 7, 2002: Fuel Cell Cars By Mario Ritter This is the VOA Special English SCIENCE REPORT. The United States Secretary of Energy, Spencer Abraham, has announced a program to d
Oil is good and bad. Its good because it helps our energy needs. Its bad because it causes pollution. Oil is a fossil fuel. Burning it produces carbon dioxide (CO2). This is one of the biggest causes of global warming. There isnt much oil left in the
The plunge of oil prices has helped reduce fuel costs and made airlines big winners. Cathay Pacific Airways said on Wednesday that its annual profit nearly doubled in 2015. The net profit of Hong Kong's biggest airline jumped 90% from the year before