问题
单项选择题
太阳目前的年龄为何？在主序星的状态下还有多少年的寿命？（）
A、十亿年，五十亿年
B、三十亿年，三十亿年
C、五十亿年，五十亿年
D、五十亿年，十亿年
答案
参考答案：C
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太阳目前的年龄为何？在主序星的状态下还有多少年的寿命？（）
A、十亿年，五十亿年
B、三十亿年，三十亿年
C、五十亿年，五十亿年
D、五十亿年，十亿年
参考答案：C
The 2010 Winter Olympic Games will take place in Vancouver and Whistler(惠斯勒) from February 12 to 28. As the world’s 小题1:_____ athletes will compete there, Canada is preparing for it well. It will be broadcasted(播出) in Canada’s two 小题2:_____languages——English and French. Billions of television viewers worldwide will 小题3:______ the opening ceremony of the 2010 Winter Olympic Games. Athletes from more than 80 小题4:______ will compete in 86 medal events over 17 days. Then the Paralympics(残奥会) will 小题5:_____ from March 12 to 21. Canada has 小题6:_____ millions of dollars preparing. Thousands of spectators will visit the country. Canada will be 小题7:_____ it all. The building of Olympic gyms began in 2005. Opening and closing ceremonies will be held indoors, at BC Place Stadium. It’ll 小题8:______55,000 seats. Some competitions, 小题9:______ ski, and bobsled, will take place in Whistler. It’s a ski village. During the Games, roads will be closed. More than 15,000 policemen will work to 小题10:______ the peace throughout the Games. The United States is the only country to host the Winter Games four times. Team USA hopes 2010 will be a golden year.
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