Unit1 Love of Reading
Unit2 Diet
Unit3 Lying
Unit4 Unforgettable Teachers
Test Yourself（Units1-4）
Unit5 Global Warming
Unit6 The American Civil War
Unit7 Gambling Addiction
Unit8 Marriage
Test Yourself（Units5-8）
AppendixⅠ Key to Exercises in PartsⅠⅡⅢ
AppendixⅡ Tape Scripts and Key to Test Papers
AppendixⅢ Glossary
