Unit 1 Traditional Holidays Passage 1 Story of Mother's Day Passage 2 China's Own Valentine's Day Passage 3 "Happy Father's Day, Dad? Passage 4 Traditions of Easter Unit 2 Olympics Passage 1 Ancient Olympics Passage 2 Mascots Promise a "Friendly" Olympics Passage 3 Amsterdam Olympics 1928 Passage 4 Olympic Torch and Flame Unit 3 Exploration Passage 1 Cigarette Causes Blindness Passage 2 Our Nuclear Lifeline Passage 3 Dogs Smell Cancer in Patients' Breath Passage 4 Bug Detectives Unit 4 Education Passage 1 Top of the Class Passage 2 Internet Plagiarism Passage 3 Boys' Struggle with Reading and Writing Passage 4 When Your Child Hates School Unit 5 Man and Animal Passage 1 Circus Animal Passage 2 A Hero and an Angel Passage 3 A True Treasure Passage 4 The Cars in Dog Heaven Have No Wheels Unit 6 Growing up Passage 1 Don't Be Afraid of Worry Passage 2 Forgive Passage 3 Grandfather's Lunch Passage 4 Facing the Challenge Unit 7 Health and Fitness Passage 1 Unable to Fall Asleep Though Tired Passage 2 Yoga Passage 3 Compulsive Buying Passage 4 Global Heart Disease Risks Unit 8 Science and Technology Passage 1 Pluto Isn't What It Used to Be Passage 2 Web Surfing in Public Places Passage 3 Heat May Be Nature's Deadliest Killer Passage 4 How the Science of the Very Small Is Getting Key ta the Exercise