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TF阅读真题第812篇The Roman Aqueduct System
The Roman Aqueduct System Around 300 ʙ.ᴄ.ᴇ., the population of the city of Rome reached half a million and required a solution for its growing water needs...
TF阅读真题第883篇The Azolla Event
The Azolla Event During the early Eocene period, about 56 million years ago, Earth's atmosphere had high levels of carbon dioxide(CO2) which warmed the planet. But a...
TF阅读真题第920篇Animal Migration Patterns in the Serengeti
Animal Migration Patterns in the Serengeti The Serengeti, a region in northern Tanzania, is the site of the largest mammal migration on Earth. Herds of wildebeest, zebras...
TF阅读真题第949篇Is Panspermia Possible
Is Panspermia Possible 题目： In 1996,NASA scientists claimed that Allan Hills 84001 (abbreviated ALH 84001),a meteorite containing materials ejected from Mars 15 million ...
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765篇The Porcelain Industry at Jingdezhen
The Porcelain Industry at Jingdezhen Porcelain is a ceramic material that is prized for its translucence, hardness, and smoothness. Porcelainwas first produced in China, perhaps ...
