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There are 1)advantages and 2)disadvantages to coming from a large family. Make that a large family with a single parent, and they double. The disadvantages are never so apparent as when someone wants
疯狂英语2001年
A new study indicates that combining aerobics and weight lifting can help people with Type 2 diabetes keep their blood sugar levels under control. Most people probably think of diabetes control in terms of diet or insulin, but Dr. Tim Church says exe
VOA双语新闻 2010年12月
Your heart muscle does something truly incredibleit expands and contracts, non-stop, every moment of every day of your entire life. By comparison, if you tried to squeeze and release the muscles in your hand, they would grow fatigued and need to rest
英语时差8，16
By Anjana Pasricha New Delhi 22 October 2006 Children infected with tuberculosis light candles at a march to mark World Tuberculosis Day in New Delhi, March 24, 2006 The World Health Organization says there has been considerable progress in the figh
2006年VOA标准英语（十月）
I never considered myself unique, but people are constantly telling me, you are a miracle. To me, I was just an ordinary guy with realistic goals and big dreams. I was a 19-ye ar-old student at the University of Texas and well on my way toward fulfil
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WASHINGTON, April 21 (Xinhua) -- U.S. researchers said Monday that muscle weakness from long-term alcoholism may be due to an inability of mitochondria, the powerhouses of cells, to self- repair. In research conducted with rats, the researchers found
英语新闻