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WS 051L1
听力音频： WS 051听力音频 https://mp.weixin.qq.com/s?__biz=Mzg3MTg0NDM1Ng==&mid=2247502825&idx=1&sn=ef348618fbfd687f9d66ab0018b8e9cb&chksm=cefad482f98d5d94231c4b9...
TF真题第147套（题目版）
说明： 1.包含听说读写部分。 2.听力部分提供答案及听力原文。 3.口语部分只提供综合部分听力原文。 4.阅读部分提供答案。 阅读部分： 阅读第147套第1篇Accounting for the High Density o...
TF阅读真题第871篇Carbon Dioxide Levels in the Ocean
题目： Carbon Dioxide Levels in the Ocean The concentration of carbon dioxide gas (CO2) is rising in the atmosphere, and some of this CO2 is taken up by ocean surface waters. To ...
TF阅读真题第897篇How Fossils Map the Past
How Fossils Map the Past Only a tiny fraction of the organisms that have lived during the geologic past have been preserved as fossils.Normally the remains of an ani...
