Unit 1 Approaching DebateUnit 2 Home Schooling Versus Formal EducationUnit 3 Information Technology: Advantages and DisadvantagesUnit 4 Migration of Rural Labor to the City in ChinaUnit 5 City Versus CarsUnit 6 Are We Using Up the Earth's Resources?Unit 7 EuthanasiaUnit 8 Tourism: Benefits Versus CostsSupplementary MaterialsUnit 1 Is Beauty Contest Harmful?Unit 2 Has Feminism Gone Too Far?Unit 3 Should There Be a Mandatory Retirement Age?Unit 4 To Know More About Less or Less About More?Unit 5 Genetically Modified FoodsUnit 6 Should We Preserve Endangered Languages?Suggested Keys