Doctor: What's your trouble? John: I'm afraid I've got a bad cold. Doctor: When did you begin to feel ill? John: Yesterday morning. Doctor: I'm afraid you've got a fever, too. John: What must I do, doctor? Doctor: Take these tablets three times a day for three days. Have a good rest and drink plenty of water. I'm sure you will be all right soon. John: Thank you, doctor. Doctor: You are welcome.