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导语：以下英语网为大家整理了全面的职称英语考试历年真题及答案解析，《职称英语考试试题汇总：历年真题及答案解析》供大家参考学习。更多职称英语考试试题敬请关注英语网！ 【推荐】关注英语网微信：yingyuwang2013，更快获取真题答案及成绩查询信息。 第6部分：完形填空（第51-65题，每题1分，共15分） 下面的短文有15处空白，请根据短文内容为每处空白确定1个最佳选项。 What Is the Coolest Gas In The Universe? What is the coldest air temperature ever recorded on the Earth? Where was this low temperature recorded? The coldest recorded temperature on Earth was -91℃，which ____ （51）in Antarctica（南极洲）in 1983． We encounter an interesting situation when we discuss temperatures in ____（52）.Temperatures in Earth orbit（轨道）actually range from about +120℃ to -120℃．The temperature depends upon ____（53）you are in direct sunlight or shade．Obviously, -120℃is colder than our body can ____（54）endure． The space temperatures just discussed affect only our area of the solar ____（55）．Obviously，it is hotter closer to the Sun and colder as we travel ____（56）from the Sun．Scientists estimate temperatures at Pluto are about -210℃．How cold is the lowest estimated temperature in the entire universe? Again, it depends upon your ____（57）．We are taught it is supposedly ____（58）to have a temperature below absolute zero, which is -273℃，at which atoms do not move. Two scientists, Cornell and Wieman，have successfully ____（59）down a gas to a temperature barely above absolute zero．They won a Nobel Prize in Physics in 2001 for their work-not a discovery，in this case． | 
