Intermediate listening comprehension:Second edition

第三课 Hydroponic Aquaculture:How One System Works
第三单元 Focus on Classification/Definition
第一课 The News Media:Print Media and Electronic Media
第二课 A Tidal Wave:What Is It?What Causes It?How Can We Predict It?
第三课 Acid Rain:A Growing Hazard to the Environment
第四课 Levels of Language Usage:Formal and Informal
第五课 Power:The Kinds People Use and Abuse
第四单元 Focus on Comparison/Contrast
第一课 Asian and African Elephants:Similarties and Differences
第二课 Lincoln and Kennedy:Similar Destinies
目录
前言
第三课 The Titanic and the Andrea Doria:Tragedies at Sea
第五单元 Focus on Causal Analysis
第一课 The American Civil War:Why It Happened
第二课 Dinosaurs:Why They Disappeared
磁带脚本和练习参考答案
Credits and Acknowledgements
第一单元 Focus on Chronology
第一课 Napoleon:From Schoolboy to Emperor
第二课 Pompeii:Destroyed,Forgotten,and Found
第三课 Harriet Tubman:A Conductor on the Underground Railroad
第二单元 Focus on Process
第一课 Jet Propulsion:How It Works in Principle
第二课 Language:How Children Acquire Theirs