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TF阅读真题第893篇Erratics and Drift
Erratics and Drift In the nineteenth century, scientists theorized that glaciers (ice sheets) covered much of Earth's surface during an ancient very cold period known as the...
TF阅读真题第930篇Early Photography in the United States
Early Photography in the United States When photography first appeared in 1839 with the introduction of the daguerreotype, it was celebrated for revealing the truth ...
TF阅读真题第962篇Archaeological Evidence for Social Complexity
Archaeological Evidence for Social Complexity 题目： Ancient human groups that used advanced technology and divided labor into highly specialized roles are c...
TF阅读真题第940篇Transportation and Urban Development in Los Angeles
Transportation and Urban Development in Los Angeles 题目： In the early twentieth century, the key urban problem in the United States was congestion. Streetcars (pu...
TF 阅读真题合集更新版
TF阅读题目合集：https://shimo.im/docs/Wr3DpZZKnwi1El3J/read 第1篇Grinding Grain http://www.tuonindefu.com/?p=719 第2篇Machines and Manufacturing http://www.t...
TF阅读真题第802篇Effects of Deforestation in Nineteenth
TF阅读真题第802篇Effects of Deforestation in Nineteenth
