托福阅读复习初期没有什么诀窍，就是背单词和做精读。

但是知道TPO文章的分类，就能够更加有条理、高效地备考阅读！

自然科学

地质学

冰川类

1 OG：Green Icebergs

2 TPO 15：Glacier Formation

3 TPO 19：Discovering The Ice Ages

地质现象

1 OG：Geology and Landscape

2 TPO 01：Groundwater

3 TPO 02：Desert Formation

4 TPO 03：Depletion of The Ogallala Aquifer

5 TPO 07：The Geologic History of The Mediterranean

6 TPO 12：Water in The Desert

7 TPO 20：Fossil Preservation

8 TPO 21：Geothermal Energy

9 TPO 24：Lake Water

天文学

火星类

1 TPO 08：Running Water On Mars

2 TPO 25：The Surface of Mars

其他行星类

1 TPO 16：Planets in Our Solar System

2 TPO 22：The Allende Meteorite

生物科学

植物学

1 Sample：Opportunity and Competitors

2 TPO 01：Timberline Vegetation on Mountains

3 TPO 05：Minerals and Plants

4 TPO 09：The Arrival of Plant Life in Hawaii

5 TPO 22：Spartina

6 TPO 25：The Evolutionary Origin of Plants

动物学

动物特点

1 OG：Swimming Machines

2 OG：Feeding Habits of East African Herbivores

3 TPO 04：Deer Population of The Puget Sound

4 TPO 13：Biological Clock

5 TPO 15：A Warm-blooded Turtle

6 TPO 17：Symbiotic Relationship

动物变化

1 Sample：Meteorite Impact and Dinosaur Extinction

2 TPO 05：The Cambrian Explosion

3 TPO 08：Extinction of The Dinosaurs

4 TPO 15：Mass Extinctions

动物行为

1 TPO 02：The Origins of Cetaceans

2 TPO 11：Begging by Nestlings

3 TPO 11：Orientation and Navigation

4 TPO 17：Ani mal Signals in The Rain Forest

生态/环境学生态系统

1 TPO 03：The Long-Term Stability of Ecosystems

2 TPO 19：Succession, Climax, and Ecosystems

3 TPO 26：Survival of Plants and Animals in Desert Conditions

环境特点

1 Sample：Electricity from Wind

2 TPO 04：Petroleum Resources

3 TPO 10：Variations in The Climate

4 TPO 18：Lightning

5 TPO 23：Urban Climates

社会科学

艺术绘画/雕塑/陶瓷

1 Sample：Lascaux Cave Paintings

2 TPO 04：Cave Art in Europe

3 TPO 10：Chinese Pottery

4 TPO 11：Ancient Egyptian Sculpture

5 TPO 23：Rock Art of the Australian Aborigines

建筑/戏剧/电影/摄影

1 OG：Applied Arts and Fine Arts

2 TPO 01：The Origins of Theater

3 TPO 02：Early Cinema

4 TPO 03：Architecture

5 TPO 12：Transition to Sound in Film

10 TPO 22：The Birth of Photography

历史/考古学工业化介绍

1 OG：Artisans and Industrialization

2 TPO 06：Powering The Industrial Revolution

3 TPO 18：Industrialization in The Netherlands and Scandinavia

4 TPO 26：Energy and the Industrial Revolution

贸易/经济介绍

1 TPO 10：Seventeenth-Century European Economic Growth

2 TPO14：Pastoralism in Ancient Inner Eurasia

3 TPO 16：Trade and The Ancient Middle East

4 TPO 17：Europe’s Early Sea Trade with Asia

5 TPO 25：The Decline of Venetian Shipping

农业发展介绍

1 TPO 07：Agriculture, Iron, and The Bantu Peoples

2 TPO21：The Origins of Agriculture

3 TPO 23：Seventeenth-Century Dutch Agriculture

国家/城市特点

1 OG：Nineteenth-Century Politics in The United States

2 TPO 07：Ancient Rome and Greece

3 TPO 08：The Rise of Teotihuacan

4 TPO 14：Maya Water Problems

5 TPO 19：The Roman Army’s Impact on Britain

6 TPO 26：Sumer and The First Cities of The Ancient Near East

人口变化特点

1 TPO 05：The Origins of The Pacific Island People

2 TPO 09：Colonizing The Americas Via The Northwest Coast

3 TPO 20：Westward Migration

4 TPO 20：Early Settlement in The Southwest Asia

5 TPO 24：Moving into Pueblos

心理/生理学

1 OG：Aggression

2 OG：The Expression of Emotion

3 TPO06：Infantile Amnesia

4 TPO 13：Methods of Studying Infant Perception

5 TPO 18：The Mystery of Yawning

6 TPO 21：Autobiographical Memory

7 TPO 24：Breathing During Sleep

社会学

1 TPO09：Reflection in Teaching

2 TPO 13：Types of Social Groups

3 TPO 14：Childrenand Advertising

其他学科类

1 OG：Loie Fuller

2 TPO 06：William Smith

3 TPO 16：Development of The Periodic Table

4 TPO 12：Which Hand Did They Use?

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