Sách Giáo Khoa - Tiếng Anh 9
Unit 1: A visit from a pen pal
Unit 2: Clothing
Unit 3: A trip to the countryside
Unit 4: Learning a foreign language
Unit 5: The media
Unit 6: The environment
Unit 7: Saving energy
Unit 8: Celebrations
Unit 9: Natural disasters
Unit 10: Life on other planets
Glossary