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单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级unit 1man and natureSome pictures about natureclench?: vt. close tightlyThe girl clenched her fist in anger.She clenched her teeth when she was operated on. All to
战文The President of Poland Lech Kaczynski suffer from a crash and dead in environmental groupmovement[iksep??n] <n.>approximately<n.>1)One of two children born at the same time to the same mother
To put it to the test the researchers studied a dozen healthy volunteers whom they confined to bed rest for 30 days. Prolonged bed rest triggers bone technique was able to detect bone loss after as l
Science and Technology科技Fossil feathers羽毛化石Not just for the birds并非鸟类独有A trove of fossils sheds light on the o evolution??? t _blank evolution of feathers珍贵羽毛化石的发现能够更好地阐释羽毛的进化过程THE fossil record
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Unit 3?? 科学技术Ⅰ.Topic: app:ds:sciencescience app:ds:andand app:ds:technologytechnologyⅡ.新闻有约导读:中国的科学技术发展日新月异引起了全世界的广泛一些国外的学者说中国将在不远的将来引领世界科学技术发展的潮流而一些学者持不同的观点本部分我们选取了两篇不同观点的文章如下所示News Sto
单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级natureOcean covers almost three quarters (71) of the surface of the Earth and nearly half of the worlds marine waters are over 3000 m deep. The World Ocean is gener
1Everything you say and think has站长素材 站长素材 站长素材 站长素材 2Fear and procrastination are major enemies to success无忧PPT整理发布3Don’t take everything so seriouslyHave a sense of humor无忧PPT整理发布4Acknowledge you
Grop 1生物科学Transgenic vegetable: 转基因蔬菜Clone: 克隆物种起源 origin of speciesGenetic engineering 基因工程Genetically modified foods(GM foods)转基因食品stereo farming 立体农业Biosafety生物安全Biological control 生物防治Biolog
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