Sửa giúp mình voi ạ mình cảm ơn

9. He has an appointment till 10 pm, so he returns to the hotel Hỏi giáo viên A. before B. for C. at D. after A B OC D 12 years old. Hỏi giáo viên 10. She the piano since she A. has played/ was B. played/ is C. played/ was D. has played/ is А В с 11. The road is dangerous, Hỏi giáo viê ...