Contents Unit 01 Food Science Integrated GM Food 8 Independent Food Made in a Restaurant vs. Homemade Food 16 Unit 02 Health Integrated Obesity 26 Contents Unit 01 Food Science Integrated GM Food 8 Independent Food Made in a Restaurant vs. Homemade Food 16 Unit 02 Health Integrated Obesity 26 Independent Fast-Food Sales 34 Unit 03 Zoology Integrated Fish Farming 44 Independent The Purpose of a Zoo 52 Unit 04 International Relation Integrated Poverty 62 Independent Foreign Aid 70 Unit 05 Sociology Integrated Exploding World Population 80 Independent An Extended Family vs. A Nuclear Family 88 Unit 06 Mystery Integrated Crop Circles 98 Independent Science Fiction 106 Unit 07 Environment Integrated Biofules 116 Independent The Earth and Human Activities 124 Unit 08 Technology Integrated Online Shopping 134 Independent Printed Books vs. E-Books 142 Check-Up Grammar 151 Actual Test 160 Answer Keys & Listening Script 163
Contents Unit 01 Food Science Integrated GM Food 8 Independent Food Made in a Restaurant vs. Homemade Food 16 Unit 02 Health Integrated Obesity 26 Independent Fast-Food Sales 34 Unit 03 Zoology Integrated Fish Farming 44 Independent The Purpose of a Zoo 52 Unit 04 International Relation Integrated Poverty 62 Independent Foreign Aid 70 Unit 05 Sociology Integrated Exploding World Population 80 Independent An Extended Family vs. A Nuclear Family 88 Unit 06 Mystery Integrated Crop Circles 98 Independent Science Fiction 106 Unit 07 Environment Integrated Biofules 116 Independent The Earth and Human Activities 124 Unit 08 Technology Integrated Online Shopping 134 Independent Printed Books vs. E-Books 142 Check-Up Grammar 151 Actual Test 160 Answer Keys & Listening Script 163