Pretest Unit 1 Chapter 1 Major Processes of word Formation in English Chapter 2 Affixes I��Prefixes Chapter 3 Affixes lI��Suffixes Chapter 4 Roots Unit Test 1 Unit 2 Chapter 1 Along the River During the Qingming Festival Chapter 2 Parents Can Use a Digital Tool at Home to Detect Fluid Behind the Eardrum Chapter 3 You Might Be Genetically Predisposed to Procrastination Chapter 4 My Misconceptions of College Unit Test 2 Unit 3 Chapter 1 Super Bowl Sunday Chapter 2 New Technology Reads Ancient Documents Without Opening them Chapter 3 Tai chi Helps Arthritis Pain and Stiffness Chapter 4 My Journey to Wellesley College Unit Test 3 Unit 4 Chapter 1 Youyou Tu Chapter 2 4 Days of Intensive Therapy Can Reverse OCD for Years Chapter 3 Everyone Has a Daily Energy Cycle Chapter 4 Hold the Door Unit Test 4 Unit 5 Chapter 1 Tragedy Performances in Ancient Greece and Rome Chapter 2 Gene-edited Chickens to Stop Spread of Flu Virus Chapter 3 A Solution for kqneliness��Get out and Volunteer Chapter 4 The Art of Living Unit Test 5 Unit 6 Chapter 1 Yuan Longping Chapter 2 Overuse of Antibiotics Is Risky Chapter 3 Can Self-compassion Improve Well-being in Teens Chapter 4 Don't Cry over Spilt Milk Unit Test 6 Unit 7 Chapter l The Features of Chinese Food Chapter 2 New Approach to Obesity Chapter 3 Does Thirst Start in the Mouth or the Gut Chapter 4 Industry Significance Unit Test 7 Unit 8 Chapter 1 MR�� M�� Pei Chapter 2 German Scientists Create See-through Human Organs with a 3 D Printer Chapter 3 Are Nutritional Supplements a Waste of Money Chapter 4 Great Universities Stand for Truth Unit Test 8 Posttest Answers to the Tests Pretest Unit 1 Unit 2 Unit 3 Unit 4 Unit 5 Unit 6 Unit 7 Unit 8 Posttest Appendixes A��References B��Glossary