Viết lại các câu sau bằng những từ cho sẵn dưới đâyCâu hỏi He/ read/ this novel/ 9 o’clock. A. He reads this novel at 9 o’clock. B. He reads this novel on 9 o’clock. C. He has read this novel for 9 o’clock. D. He has read this novel since 9 o’clock.