阅读TPO分类

TPO阅读分类

动物类植物类天文科学类经济贸易类

TPO 11 Begging by Nestlings TPO 1 Timerline

Vegetation on

Mountain

TPO 16

Development of

the Periodic Table

TPO 10

Seventeenth

Century European

Economic Growth

TPO 11 Orientation and Navigation TPO 5 Minerals

and Plants

TPO 16 Planets in

Our Solar System

TPO 16 Trade and

the Ancient Middle

East

TPO 13 Biological Clocks TPO 9 The Arrival

of Plant Life in

Hawaii

TPO 22 The

Allende Meteorite

TPO 18

Industrialization in

the Netherlands

and Scandinavia

TPO 15 A Warm-Blood Turtle TPO 22 Spartina

TPO 27 Crafts in

the Ancient near

East

TPO 17 Symbiotic Relationship TPO 25 The Evolutionary Origin of Plants

TPO 17 Animal Signal in the Rain Forest TPO 26 Survival of Plants and Animals in Desert Conditions

TPO 26 Survival of Plants and Animals in Desert Conditions

TPO 27 Predator-Prey Cycles

TPO 28 Buck Rubs and Buck Scrapes TPO 29 Competition

TPO 30 Role of Play in Development TPO 30 The Pace of Evolutionary Change

制造类历史类考古类地质类

TPO 3 Architecture TPO 5 The Origin of

the Pacific Island

People

TPO 2 The Origin of

Cetaceans

TPO 2 Desert

Formation

TPO 6 Powering the Industrial Revolution TPO 7 Ancient

Rome and Greece

TPO 5 The

Cambrian

Explosion

TPO 4 Petroleum

Resources

TPO 17 Europe's Early Sea Trade with Asia TPO 7 Agriculture,

Iron and the Bantu

Peoples

TPO 8 Extinction of

Dinosaurs

TPO 7 The

Geologic History of

the Mediterranean

TPO 25 The Decline of Venetian Shipping TPO 8 The Rise of

Teotihuacan

TPO 15 Mass

Extinction

TPO 21

Geothermal Energy

TPO 26 Energy and the Industrial Revolution TPO 9 Colonizing

the Americas via

the Northwest

Coast

TPO 19 Discovering

the Ice Ages

TPO 25 The

Surface of Mars

TPO 30 The Invention of the Mechanical Clock TPO 19 The Roman

Army's Impact on

Britain

TPO 20 Fossil

Preservation

TPO 27 The

Formation of

Volcanic Islands TPO 20 Westward

Migration

TPO 20 Early

Settlements in

Southwest Asia

TPO 24 Moving

into Pueblos

TPO 26 Sumer and

the First Cities of

the Ancient near

East

艺术类水资源类气候生态类人物传记类

TPO 1 The Origin of Theatre TPO 1

Groundwater

TPO 3 The Long-

Term Stability of

Ecosystem

TPO 6 William

Smith

TPO 2 Early Cinema TPO 3 Depletion of

Ogallala Aquifier

TPO 4 Deer

Population of the

Puget Sound

TPO 4 Cave Art in Europe TPO 8 Running

Water on Mars

TPO 10 Variations

in Climate

TPO 10 Chinese Pottery TPO 12 Water in

Desert

TPO 18 Lightning

TPO 11 Ancient Egyptian Sculpture TPO 14 Maya

Water Problem

TPO 19 Succession,

Clamix and

Ecosystem

TPO 12 Transition to Sound in Film TPO 15 Glacier

Formation

TPO 23 Urban

Climates

TPO 22 The Birth

of Photography

TPO 24 Lake Water

TPO 23 Rock Art of the Australia Aborigines TPO 29 History of Waterpower

TPO 28 Groundwater TPO 29 Characteristics of Roman Pottery

心理类医学类社会类农业类

TPO 6 Infantile Amnesia TPO 12 Which

Hand Did They

Use?

TPO 13 Types of

Social Groups

TPO 21 The Origin

of Agriculture

TPO 9 Reflecting in Teaching TPO 18 The

Mystery of

Yawning

TPO 14 Children

and Advertising

TPO 23

Seventeenth-

Century

Agriculture

TPO 13 Methods of Studying Infant Perception TPO 24 Breathing

during Sleep

TPO 14 Patoralism

in Ancient Inner

Eurasia

TPO 21 Autobiographic Memory TPO 28 Early Saharan Pastoralists