Unit 1 Animals
Unit 2 Food
Unit 3 Food & Health
Unit 4 Reading
Unit 5 Health
Unit 6 Love
Unit 7 Lifestyle
Unit 8 Special Days
Unit 9 Holidays
Unit 10 School Life
Unit 11 People Around Us
Unit 12 Famous People （1）
Unit 13 Famous People （2）
Unit 14 Teenage Issues
Unit 15 Interesting Stories
Unit 16 Cultures & Customs
Unit 17 Internet
Unit 18 Future
Unit 19 World Special Days
Unit 20 Chicken Soup
Unit 21 Environment
Unit 22 Landmarks（地标）
Unit 23 Safety
Unit 24 Entertainment
Unit 25 Breaking News
Unit 26 What Modern Technology Brings Us？
Unit 27 Charities &Organizations
Unit 28 Science & Technology
