說明：have/has been +Ving與have/has + p.p的不同處…
At the doctor's office...
Doctor: How are you feeling, Mr. Josh？
Patient: Well, Doctor. I've been having problems with my throat.
Doctor: I'm sorry to hear that. How long have you been having problems with your throat？
Patient: For three days / Since Tuesday.
Doctor: Have you ever had problems with your throat befor？
Patient: No. Never. This is the first time.
Doctor: Tell me. Mr. Josh. Have you been sleeping O.K.？
Petient: No, Doctor. I haven't had a good night's sleep since ny throat began to bother me.
Doctor: And how about your appetite？ Have you been eating well lately？
Petient: NO, I haven't.
Doctor: What have you been eating？
Petient: I've been eating congee.
(After the examination)
Doctor: Well, Mr. Josh. I think you should take aspirin three times a day.
Petient: Do you think that will help？
Doctor: Yes, indeed. A lot of peolpe have been coming to me lately with throat problems,
and I've been advising all of them to take aspirin three times a day.
Petient: Thank you, Doctor. You've been a great help.
Doctor: It's been a pleasure. Mr. Josh. I'm sure you'll be feeling better soon.
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