F: David, have you finished your homework yet? ,M: No, I haven't, mom. ,F: Then turn off the TV and do your homework at once, and you have to go to bed before 9:00 o'clock because you need to get up early tomorrow morning.
(A) M: Yes, I'll watch TV. (B) M: Yes, I'll go to bed right away. (C) M: I didn’t hear you. Please could you tell me again? (D) M: Oh no. I must do my homework right away.
D