1. What did you do when you had a headache?
2. What should we do to prevent Covid-19?
3. Where are you going to spend your summer holiday?
4. What did you do when you were at home in the time of Covid-19?
5. What should you do to keep fit?
6. What did you do when you had a bad toothache?
7. What should you do to have good teeth?
8. Did you have the flu last semester?
9. What should we do to stay healthy?
10. Can you make your dress yourself?
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Sinh Học lớp 12
