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The living things in an ecosystem affect each other in many ways. The consumers that kill other animals for food are called predators.The word predator usually brings to mind pictures of lions and wolves,but such creatures as robins,frogs,and humans

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Like most things that thrive in harsh environments, lichens are slow-growing. 像大多数在恶劣条件下茁壮成长的东西一样，地衣长得很慢。 It may take a lichen more than half a century to attain the dimensions of a shirt button. 地

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Most U.S. companies act swiftly and forcefully to root out discrimination based on race, sex, age, or appearance when they discover it. And there are good reasons to do so: intolerance on the job hurts morale and productivity. It's illegal under civ

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Phobias are interesting things. Some of them are very serious and can have a really negative influence on life. The most common phobias are the fear of open spaces or closed spaces and the fear of heights and flying. Doctors say all phobias are treat

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And this is a kind of pretty nasty area where Ive got a boiling pool on both sides. Temperatures here are about forty degrees Fahrenheit. So it is warm enough for edible grasses, moss and lichen. Since Viking times, sheep have roamed free, grazing he

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By Alisha Ryu Nairobi 13 November 2006 Troops in the semi-autonomous and secular region of Puntland in Somalia have reportedly been placed on full alert, after they failed to stop Somali Islamists from capturing a town Sunday near Galkaayo. ---- Pun

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The Dai now live in the borders of tropical Vietnam and Laos, but their legends tell of how their ancestors came here by following the rivers from mountain lands in the cold far north. Lying at the far eastern end of the Himalayas, the Hengduan Mount

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By Alisha Ryu Baidoa, Somalia 05 July 2006 When Islamic militias in Somalia seized the capital Mogadishu last month, many Somalis welcomed the Islamist's victory as the first step to possibly ending nearly 16 years of lawlessness. But as the leaders

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isolated adj. 孤立的 jurisprudence n. 法学 lander n. 登陆者 latitude n. 纬度 launch n.v.发射（导弹、火箭等） layperson n. 外行 lichen n. [植]青苔，地衣 locale n. 场所 LR=

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I wish you could all be inside my head. 真希望你们能来我脑子里 The conversation is sparkling. 里面的对话太精彩了 Fine, I'll tell you. 好吧，告诉你们 A lichen is an organism made up of two separate species, fungi and algae. 苔