Choose the best choice from A to F to finish the dialogue. You have one more answer. Each choice should be used only once.

A: Good morning, Doctor!

B: Hello!

A: I feel awful. I feel hot and I'm very tired.

B:

A: For about three days.

B: I'll take your temperature. Oh, your temperature is a little high. Have you got a cough?

A: No.

B: Nothing serious! It's just a cold. You should lie down and rest, and I'll give you some medicine.

A:

B: Three times a day.

A: OK! Thank you, Doctor.

B:

A. Is it serious? B. How often should I take it? C. You are welcome! D. How long have you been like this? E. How can I help you? F. Never mind.