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TF阅读真题第828篇The Growth of Industry in the United States
TF阅读真题第828篇The Growth of Industry in the United States
TF阅读真题第764篇The Chemical Defenses of Trees
Woody plants produce a great variety of chemical compounds to provide protection against other plants, diseases, and herbivores (plant-eating animals) big and small. These chemical...
TF阅读真题第706篇A Revolution in Consumption in the Eighteenth Century
TF阅读真题第706篇A Revolution in Consumption in the Eighteenth Century
TF阅读真题第894篇Jazz
Jazz Jazz music, an art form original to the United States, originated in the southern city of New Orleans at the turn of the twentieth century. It combined the elements of ...
TF阅读真题第748篇The Origin of the K-T Asteroid
It is now generally accepted that dinosaurs (and large numbers of other animals and plants) went extinct about 65 million years ago, when Earth was hit by a giant asteroid (a rocky...
TF阅读真题第851篇The Rise and Spread of Japanese Woodblock Prints
TF阅读真题第851篇The Rise and Spread of Japanese Woodblock Prints
