----- Nội dung ảnh ----- 1. The festival (start) __________ at the beginning of March every year. 2. I (not want) __________ to talk with impolite people. 3. If you want to see the movie, you (have to) __________ buy a ticket. 4. I (help) __________ my aunt take care of her children tomorrow morning. 5. I'm hot. I (turn) __________ on the air conditioner. 6. If my sister fails this test, her mother (take) __________ away her iPad. 7. He likes playing __________ guitar. 8. A. a 9. A. Where can I get a newspaper? 10. B. What __________ 11. C. Which __________ 12. C. strengthen 13. C. shorten 14. D. Why 15. D. not