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[ti:UNIT 6 Get Ready for Jobs Lesson 45 Planet Danny] [0:01.326]UNIT 6 第六单元 [0:03.277]Get Ready for Jobs 为就业做好准备 [0:06.572]Lesson 45: 第45课： [0:08.088]Planet Danny 丹尼行星 [0:10.737]THINK ABOUT IT! 想一想！ [0:12.6
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Unit 4 A visit to the Space museum [00:10.17]参观航天博物馆 [00:20.35]page 83 Read,think and write [00:23.12]Which is the largest planet in our solar system. [00:25.83]在太阳系哪颗行星是最大的行星？ [00:28.53]Jupiter is the larg
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By David McAlary U.S. astronomers have made a finding they say increases the chance that distant stars may harbor planetary systems like our own. They have discovered two planets the size of Neptune e
VOA2004（下）--健康科技
Solar energy is the key to our future. If we do not use it, our planet will not survive. We do not have enough resources on Earth to supply our energy needs. We are slowly using solar energy more. Most places you go in the world today you can see sol
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The Solar System is an amazing thing. I cant imagine just how big it is. I dont think anyone can. It all centres around our Sun. Our solar system has eight planets in it. When I was a kid I learnt there were nine planets, but some time ago, scientist
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The U.S. space probe MESSENGER is poised to enter orbit around Mercury（水银） early Friday, Universal time, capping a nearly seven-year journey to the solar systems innermost planet. Scientists with the U.S. space agency, NASA, hope the orbiting
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