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上海牛津初中英语九年级下--CHAPTER 1

CHAPTER ONE [00:44.25]READING [00:45.74]Page 2 and 3 [00:48.43]THE YOUNG GREEN CONSUMER GUIDE [00:51.51]Review by Tony Ma [00:54.62]This book says that our world is in danger [00:59.32]It is vital that we do something to save the earth [01:04.21]Firs

发表于:2018-12-01 / 阅读(368) / 评论(0)

上海牛津初中英语九年级

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I first heard about the ozone layer about twenty years ago. I was still in school. I thought it was interesting, but I didnt take it seriously. It was a bit like science fiction, I mean, how could there be a giant hole in the atmosphere? Over the yea

发表于:2018-12-04 / 阅读(75) / 评论(0)

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There is a special day to recognize the importance of the ozone layer. In 1995, the United Nations General Assembly decided September 16th is the International Day for the Preservation of the Ozone Layer. This is the date on which countries signed th

发表于:2018-12-29 / 阅读(104) / 评论(0)

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美国国家公共电台 NPR Scientists Closer To Creating A Fully Synthetic Yeast Genome

AUDIE CORNISH, HOST: Scientists have taken a big step towards making synthetic life. In other words, they figured out how to create a living thing with DNA that was written in a lab. NPR health correspondent Rob Stein has the details. ROB STEIN, BYLI

发表于:2019-01-16 / 阅读(74) / 评论(0)

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发表于:2019-01-21 / 阅读(66) / 评论(0)

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Red wine can extend life and counter the negative effects of an unhealthy high-fat diet, according to a new study by Harvard Medical School. A natural substance found in red wine can extend life and counter the negative effects of an unhealthy high-f

发表于:2019-02-07 / 阅读(115) / 评论(0)

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advisory commission on intergovernmental relation (acir)