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汪培珽分级书单 Watch Your Whiskers, Stilton! 19 The Mysterious Rat is

Sorry,thereisnottexttemporarily,Pleasehelptingroomtolookforit! 如果您能找到更好的听力原文，请发贴到 听力原文收集区 ，您将会获得10到30积分的奖励! 汪培珽分级书单（MP3+绘本） TOP50初级英文绘本

发表于:2018-12-06 / 阅读(64) / 评论(0) 分类 汪培珽分级书单七 Watch Your Whiskers,

2007年VOA标准英语-NASA Exploring Polar Ice Clouds

By Paul Sisco Washington 20 April 2007 NASA is preparing to launch a mission to the mesosphere, a region at the top of Earth's atmosphere where mysterious night shining clouds are formed. Little is known about the mesosphere, but its unique ice clou

发表于:2019-01-12 / 阅读(111) / 评论(0) 分类 2007年VOA标准英语（四月）

英语听力：自然百科 穿越银河系的旅行 Through Milky Way—30

We've transported the earth 3 billion years into the future. The sky is dominated by a massive galaxy called Andromeda. The view looks peaceful enough. But whats about to happen is one of the greatest calamities in the universe. The clues lie in thes

发表于:2019-01-22 / 阅读(68) / 评论(0) 分类 自然百科2011年
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