Đề bài là: Đặt câu hoi cho từ gạch chân ----- Nội dung dịch tự động từ ảnh ----- 15. He traveled to Nha Trang by coach. 16. She went to the doctor because she was sick. 17. Nam left home at 7 o'clock yesterday. 18. He is teaching English in the high school. 19. The homework was very difficult yesterday. 20. She often does the housework after doing exercises.
