F: Hello, Harry, you look terrible! Have you been to the doctor's? ,M: No, I'm not ill. I'm just a bit tired. I'm probably not sleeping enough. ,F: You shouldn't go out so late then. ,M: I'm not going out at all, actually. I'm too busy studying.
(A) F: You are ill, so you need to go to the hospital! (B) F: I’m sorry, I don’t understand. Could you say it again? (C) F: Indeed, you have been studying too hard recently. No wonder you slept all day yesterday, yet you still look exhausted. (D) F: You are studying too hard. Look at your face. You seem really tired.
D