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All houses are unique. Even if they look the same from the outside, they are very different on the inside. I think houses are very interesting. I like looking at the way they are built and the style they are built in. In London there are many houses
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UNIT FIVE [00:13.19]She is my mother.Picture 1. [00:20.74]Who is she? She is my mother.Picture 2. [00:36.70]Who is he? He is my father.Picture 3. [00:51.46]Who is she? She is my sister.Picture 4. [01:07.21]Who is he? He is my baby brother.Picture 5.
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Do Long Periods in Space Affect the Body and Mind? 长期在太空停留影响身心健康? From VOA Learning English, this is Science in the News. Im Anna Matteo. And Im Christopher Cruise. Today we report on recent developments in space science. We
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All houses are unique. Even if they look the same from the outside, they are very different on the inside. I think houses are very interesting. I like looking at the way they are built and the style they are built in. In London there are many houses
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Nanostructure Promotes Blood Vessel Growth U.S. researchers have developed a new way to promote the growth of blood vessels which potentially could improve treatment in diabetes, organ transplants, stroke, and heart attack. The veins and arteries tha
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BEIJING, Oct. 18 (Xinhuanet) -- NASA recently unveiled its new rocket design, named Space Launch System (SLS), according to media reports. The rocket will make its first unmanned flight in 2017, and the flight with astronauts aboard won't happen unti
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