Unit 1 Principle of LifeUnit 2 People and CareerUnit 3 Where Is the Ideal Welfare System?Unit 4 Our Next Home - Outer SpaceUnit 5 A Harmonious Society - the Only Ture PeaceUnit 6 You Are What You EatUnit 7 Mass MediaUnit 8 Gender DifferencesUnit 9 Emotional IntelligenceUnit 10 Work and LifeUnit 11 Great InventionsUnit 12 Personal Budget