Preface Unit 1 Diversity and Inclusion Part A Interracial Roommates Part B New Jersey School District Eases Pressure on Students-Baring an Ethnic Divide Part C Grammar Part D Workshop Unit 2 Nature Part A The Growth of Forest Area in Rich Countries Part B The Quiet Heroism of Mail Delivery Part C Grammar Part D Workshop Unit 3 Obesity Part A Obesity and Disease Part B Is Breakfast Really the Most Important Meal of the Day Part C Grammar Part D Workshop Unit 4 Online Education Part A Online Classes Part B Make Stuff, Fail, and Learn While You're at It Part C Grammar Part D Workshop Unit 5 Animal Part A Cats Part B How to Eat Well Part C Grammar Part D Workshop Unit 6 Health Part A Efect of Health on Marital Status in Old Age Part B How Work Will Change When Most of Us Live to 100 Part C Grammar Part D Workshop Unit 7 Spirit and Mood Part A The State of Boredom Experienced by Man Part B The Start of High School Doesn't Have to Be Stressful Part C Cramomat Part D Workshop Unit 8 Social Media Part A Facehooll Part B Fake Holiday Villa Websites Prompt Warning Part C Grammar Part D Workshop Unit 9 Culture Part A Writing on It All Part B Why Are Asian Americans Missing from Our Textbooks Part C Grammar Part D Workshop Unit 10 Internet security Part A Internet-Connected Security Camera Part B Can Burglars Jam Your Wireless Security System Part C Grammar Part D Workshop Unit 11 AI in Education Part A Artificially Intelligent Teaching Assistant Part B Some College Students Are Angry That They Have to Pay to Do Their Homework Part C Grammar Part D Workshop Unit 12 Food Part A How to Affect Calories Consumption Part B The History of the Lunch BoX Part C Practical Witing Part D Workshop Unit 13 Recreation and Entertainment Part A A Growth Mindset of Internet Can Spark Innovative Thinking Part B Team Spirit Part C Praetieal Writing Part D Workshop Unit 14 Travelling Part A The Olympic Class Ships Part B As Tourists Crowd Out Locals, Venice Faces "Endangered" List Part C Practical Writing Part D Workshop Unit 15 Digital Age Part A Dilemma of Textbook Publishing in the Digital Age Part B When a Language Has No Words for Numbers Part C Practical Writing Part D Workshop