Introduction
How to Use This Book
Chapter 1 Social Studies ★ History and Geography①
Unit 01 Laws and Rules 法律与规范
Unit 02 Earning, Spending, andSaving 收入、支出与储蓄
Unit 03 Goods and Resources 商品与资源
Unit 04 Technology Changes the World 科技改变世界
Unit 05 Living in DifferentClimates 生活在不同的气候中
Review Test 1
Chapter 2 Social Studies ★ History and Geography②
Unit 06 Geography Skills 地理技能
Unit 07 The Government 政府部门
Unit 08 Ancient Egypt 古埃及
Unit 09 Ancient Greece 古希腊
Unit 10 Ancient Rome 古罗马
Review Test 2
Chapter 3 Science ①
Unit 11 A World of Plants 植物的世界
Unit 12 A World of Animals 动物的世界
Unit 13 Food Chains 食物链
Unit 14 Ecosystems 生态系统
Unit 15 Earth’s Rocks and Soil 地球的岩石和土壤
Review Test 3
Chapter 4 Science ②
Unit 16 Conserving OurResources 保护资源
Unit 17 Earth’s ChangingSurface 地表的变化
Unit 18 Weather and the WaterCycle 天气和水循环
Unit 19 The Universe 宇宙
Unit 20 The Senses 各种感官
Review Test 4
Chapter 5 Mathematics
Unit 21 Fractions分数
Unit 22 Geometry几何学
Unit 23 Multiplication and Division乘法和除法
Unit 24 Measurement测量
Review Test 5
Chapter 6 Language ★ Visual Arts ★Music
Unit 25 Myths from Ancient Greece古希腊神话
Unit 26 Learning About Language学习语言
Unit 27 Appreciating Artwork艺术鉴赏
Unit 28 Creating Designs创造设计
Unit 29 Elements of Music音乐的元素
Unit 30 A World of Music音乐的世界
Review Test 6
Index
Answers and Translations