Ex1: Điền các từ để hỏi thích hợp để hoàn thành các câu sau.
1. . How much water should we drink every day?
2. . _________did you use to go to school? I used to go on foot.
3. . _________is it from here to the nearest police station?
4. . ________songs is this singer performing? He is performing Trinh Cong Son’s songs.
5. `. ________ was Ms Ann born? She was born in a small village.
6. ________did you have for breakfast? - Bread and eggs.
7. ________didn’t you invite Jim to the senior prom?
8. . ________do they meet each other? - Almost every day.