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WASHINGTON, June 23 (Xinhua) -- Last month was the hottest May since record keeping began in 1880, the U.S. National Oceanic and Atmospheric Administration (NOAA) said Monday. 图片1 The combined average temperature over global land and ocean surfac
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很多参加gre的考生在做gre写作的时候都没有写提纲的习惯，这是非常不好的。提纲在gre写作当中起到了至关重要的作用。从今天起，我们将对gre issue进行分析，弄清写作思路，这样才能让gre
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