| Unit One Text A The Study of Words Text B Polite and Rude Vocabulary Practice Grammar and Sentence Structure Practical English Writing Unit Two Text A It Was a Good Barn Text B Being a Good Friend Vocabulary Practice Grammar and Sentence Structure Practical English Writing Unit Three Text A Home Schooling——An American Phenomenon Text B The College Experience Vocabulary Practice Grammar and Sentence Structure Practical English Writing Unit Four Text A Unlocking the Future with Useful Keys Text B Changing Attitudes to Lifelong Employment Vocabulary Practice Grammar and Sentence Structure Practical English Writing Unit Five Text A Ban This Noise from the Stadium Text B Pop Concerts Are Fun Vocabulary Practice Grammar and Sentence Structure Practical English Writing Unit Six Text A Billionaire Bill （I） Text B Billionaire Bill （II） Vocabulary Practice Grammar and Sentence Structure Practical English Writing Unit Seven Text A Jogging Text B Mountaineering Vocabulary Practice Grammar and Sentence Structure Practical English Writing Unit Eight Text A Mom's Approach to Meals May Need a Second Look Text B What Is Safe to Eat? Vocabulary Practice Grammar and Sentence Structure Practical English Writing Unit Nine Text A Can You Speak Technology in a Wired World? Text B The Web Lifestyle Vocabulary Practice Grammar and Sentence Structure Practical English Writing Unit Ten Text A Wild Jaguars in Arizona Text B Nature Journaling Vocabulary Practice Grammar and Sentence Structure Practical English Writing Unit Eleven Text A Some People Are Born with Confidence Text B Laughter Is the Best Medicine Vocabulary Practice Grammar and Sentence Structure Practical English Writing Unit Twelve Text A Going Grocery Shopping：Let Your Fingers Do the Walking Text B Pocket Money Vocabulary Practice Grammar and Sentence Structure Practical English Writing Glossary |
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