从方框内选择合适的句子补全对话。 A: What's the matter, Mr. Smith? B: 1_____ I can't do any work, doctor. A: Do you have a cough? B: No, I don't have a cough. . A: 2_____ B: Yes, I sleep very well. A: Do you have breakfast every morning? B: No, I don't have breakfast. And I have only a little food for lunch and supper because I want to keep thin. A: Oh, I see. 3_____ You need to eat more food and have three meals a day. 4_____ B: OK, I will do like that. A: 5_____ B: Thank you very much. A. I feel very well. B. I hope you will get better soon. C. Do you sleep well at night? D. I'm not feeling well. E. And do some exercise every day. F. You need to eat less food. G. There is nothing serious.