Nhà Thuốc & Nha Sĩ
Chủ đề ngữ pháp: How Many Times a Day…? / Have to
- Hỏi thuốc: Do you have something for a sore throat?
- Hỏi liều: How many times a day should I take them? Three times a day, after meals.
- Bắt buộc: You have to finish the box.
- Nha sĩ: toothache, cavity, filling, floss, check-up.