Unit 1 Say Hello to People Unit 2 Introducing Oneself Unit 3 Providing Information(Ⅰ) Unit 4 Telephone Unit 5 Providing Information?。á颍?br />Unit 6 Reservation Unit 7 Traveling and Vacation Unit 8 At the Airport Unit 9 Traveling by Train Unit 10 Go Shopping Unit 11 How to Save While Buying Unit 12 I Hope to Buy Something Special Unit 13 Talking About Education Unit 14 Your Resume Unit 15 I Want to Further My Study Abroad Unit 16 Job Hunting Unit 17 Tourist Information Unit 18 Traveling in China Unit 19 Welcome! Unit 20 Asking the Way Indoors Unit 21 Asking the Way Outdoors Unit 22 My Hometown Vocabulary