中学生百科英语3——Cause&Effect

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Unit 1 Explorers
　Lesson 1 Burke and Wills: Across Australia
　Lesson 2 Alexandra David-Neel: A French Woman in Tibet
　Lesson 3 Vitus Bering: Across Siberia to North America
　Lesson 4 Robert Scott: A Race to the South Pole
　Lesson 5 Into the Deep: Ocean Exploration
　　Extension Activities
　　Video Highlights: CNN Video, Deep Sea Exploration
　　Activity Page: Adventure Trail
　　Dictionary Page: Understanding Definitions
Unit 2 World Issues
　Lesson 1 World Population Growth
　Lesson 2 Changes in the Family
　Lesson 3 Women and Change
　Lesson 4 Rain Forests 88
　Lesson 5 The Garbage Project
　　Extension Activities
　　Video Highlights: CNN Video, Lalitas Story
　　Activity Page: Crossword Puzzle
　　Dictionary Page: Working with Word Forms
Unit 3 A Mishmash, or Hodgepodge
　Lesson 1 Roadrunners
　Lesson 2 Afraid to Fly
　Lesson 3 Languages and Language Diversity
　Lesson 4 Skyscrapers
　Lesson 5 Left-Handedness
　　Extension Activities
　　Video Highlights: CNN Video, The Green Skyscraper
　　Activity Page: Familiar Phrases 165
　　Dictionary Page: Understanding Grammar Codes
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