Unit 1 Making Requests and Giving Responses Unit 2 Ethics and Moral Concepts Unit 3 How to Grow old Unit 4 Expressing Compliments．Appreciation and Encouragement Unit 5 Friendship Unit 6 Telecommunication Unit 7 Expressing Hopes and Wishes Unit 8 Manners and Etiquette Unit 9 Teacher Unit 10 Making Guesses and Predictions Unit 11 Reading Unit 12 Eating
[