听力原文：W: Show me your tongue, please. All right. Stay in bed and keep yourself warm. I'll prescribe some pills for you to take in the morning and evening, and some syrup to take three times a day, with hot water.
M: Is that all, doctor?
W: Yes. You'll be better in a few days, I'm sure.
Which instruction is not given by the doctor?
A．Take deep breath.
B．Take syrup three times a day.
C．Show his tongue.
D．Stay in bed.