Unit One
Discovering the Useful Words and Expressions
Text Going to a Friends House
Developing Skills
Grammar 直接引语和间接引证（1）
Guided Writing 便条（1）
More Exercises
More Reading Input （A） In the Medicine Cabinet
（B） Netiquette——Knowing Where Its @
Unit Two
Discovering the Useful Words and Expressions
Text The Schools Green Roof
Developing Skills
Grammar 直接引语和间接引证（2）
Guided Writing 便条（2）
More Exercises
More Reading Input （A） Mean Messages
（B） Classified Advertisements-- Bars and Clubs
Unit Three
Discovering the Useful Words and Expressions
Text Acupuncture
Developing Skills
Grammar there与 it 的用法（1）
Guided Writing 通知（1）
More Exercises
More Reading Input （A） Airport Safety Measures
（B） Hua Tuo
Unit Four
Discovering the Useful Words and Expressions
Text A Letter from a Parent： My Son Is a Hacker
Developing Skills
Grammar there与 it 的用法（2）
Guided Writing 通知（2）
More Exercises
More Reading Input （A） Learn to Be Grateful
（B） Hi-Rise Recycling
Unit Five
Discovering the Useful Words and Expressions
Text A Babysitting Pool
Developing Skills
Grammar 现在分词 （1）
Guided Writing 便条（3）
More Exercises
More Reading Input （A） Maglev Train
（B） Buying Socks
Unit Six
Discovering the Useful Words and Expressions
Text The World Expo
Developing Skills
Grammar 现在分词（2）
Guided Writing 请假条
More Exercises
More Reading Input （A） Jobs Offered
（B） The Olympics for the Disabled
Unit Seven
Discovering the Useful Words and Expressions
Text Empty Desert
Developing Skills
Grammar 现在分词（3）
Guided Writing 祝贺信
More Exercises
More Reading Input （A） A Trip To Thailand
（B） A Necessary Tool in Australia
Unit Eight
Discovering the Useful Words and Expressions
Text The History of Hollywood
Developing Skills
Grammar 现在分词（4）
Guided Writing 启事（1）：遗失与招领启事
More Exercises
More Reading Input （A） Open Morning
（B） Special Effects and the Man Behind It
Unit Nine
Discovering the Useful Words and Expressions
Text Movement Never Lies
Developing Skills
Grammar 现在分词（5）
Guided Writing 启事（2）：迁址启事
More Exercises
More Reading Input （A） Water Safety -- To Rescue a Drowning Person
（B） Robert Owen
Unit Ten
Discovering the Useful Words and Expressions
Text Young People and Crime
Developing Skills
Grammar 过去分词（1）
Guided Writing 操作说明
More Exercises
More Reading Input （A） Are Spike and Tina Guilty?
（B） Criminals Are Getting Younger
Unit Eleven
Discovering the Useful Words and Expressions
Text AIDS Still a Big Threat
Developing Skills
Grammar 过去分词 （2）
Guided Writing 注意事项
More Exercises
More Reading Input （A） Calories in Food
（B） Returns Are Easy!
Unit Twelve
Discovering the Useful Words and Expressions
Text Robots
Developing Skills
Grammar 过去分词（3）
Guided Writing 报告
More Exercises
More Reading Input （A） The Great Wall
（B） The Snow White and Seven Dwarfs Christmas Collection
Unit Thirteen
Discovering the Useful Words and Expressions
Text A Credit Card
Developing Skills
Grammar 过去分词 （4）
Guided Writing 看图写故事（1）
More Exercises
More Reading Input （A） Money for Students
（B） Some Art Events
Unit Fourteen
Discovering the Useful Words and Expressions
Text To Learn a Language
Developing Skills
Grammar 非谓语动词复习
Guided Writing 看图写故事（2）
More Exercises
More Reading Input （A） Language Study
（B） Missing Person
Unit Fifteen Revision Exercises
Glossary
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