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UNIT 9 Text A PRE-READING TASK Exercise 1 Before reading the passage, think about the statements. Do you Agree or Disagree with them? Why? 1. There is no need to worry about the problem of energy. 2.

AP 2011-03-25

More trouble at Japan's tsunami-damaged nuclear plant. Workers were evacuated after smoke was spotted coming from the No.3 reactor unit. Plant officials have been battling to cool reactors and spent fuel pools to bring the radiation-leaking plant und

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This is the VOA Special English Health Report. The crisis at the damaged Fukushima Dai-Ichi Nuclear Power Station in northern Japan has raised worries about radiation risks. We spoke Tuesday with Jonathan Links, an expert in radiation health sciences

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Horizon - Life On Mars 火星生命 - 10

But they never got there. The first disappeared into deep space. Another missed its target when its coordinates were confused. One NASA control center was working in metric, the other in feet and inch

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CNN 2011-04-15

To our Facebook fans in Kansas, Ohio, Illinois, Pennsylvania and to everyone who's watching us around the world, welcome to CNN Student News. From the CNN Center in Atlanta, Georgia, I'm Carl Azuz. First up, Japan's prime minister wants some answers

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Three years ago, I was standing about a hundred yards from Chernobyl nuclear reactor number four. My Geiger counter dosimeter, which measures radiation, was going berserk, and the closer I got, the more frenetic it became, and frantic. My God. I was

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Have you ever considered the possibility that the sun will eventually burn out? Don and Yael discuss that sobering thought on this Moment of Science. [OUTSIDE INSECT SOUNDS] D: Wow, what a beautiful s

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Compared to the dose level of a medical chest x-ray, a backscatter scan is thousands of times lower. Since the Christmas Day attempted bombing of a U.S. airliner, airports are looking for ways to tighten security. One method being adopted by some and

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Public opinion polls suggest most Americans favor full body scanners as a way to protect against terror attacks on commercial airliners. The benefits of scanners are being debated in a number of countries. Some groups have raised privacy issues. But

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【英文原文】 Like all stars, the sun is basically a giant nuclear reactor that burns hydrogen to create energy. But like any reactor, the sun needs fuel to keep going. Its been going strong for around four-point-five billion years, and will pro

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This involved bombarding samples with neutrons in a small nuclear reactor and carefully counting the gamma rays that were emitted; 这项技术包括在一个小型核反应堆里用中子轰击样品，仔细计算释放出来的射线。 it was ext

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