4-2 - Lesson 11 - It’s good to read; read good books and like 4-2 - Lesson 12 - Discover the world with your heart 4-2 - Lesson 13 - Drink tea while watching Beijing opera 4-2 - Lesson 14 - Protect our Mother Earth 4-2 - Lesson 15 - The art of educating children 4-2 - Lesson 16 - Life can be better 4-2 - Lesson 17 - Humans and nature 4-2 - Lesson 18 - Science, technology and the world 4-2 - Lesson 19 - Taste of life 4-2 - Lesson 20 - The view along the way