若点P（x，y）在直线l：x+2y-3=0上运动，则x²+y²的最小值为______．

A．Are you feeling better?

B．You should go to see the doctor.

C．I’m afraid of taking bitter medicine.

D．I’m afraid of catching SARS.E. Follow the doctor’s advice and you’ll get well soon.

Peter: Hello, John. This is Peter speaking.

John: Hello. You sound sad. I heard you had a bad cold.  1  

Peter: No. I’m feeling much worse.  2   It makes me so terrible. Do you think I’m going to die?

John: No, Peter. Calm down and take more exercise. You just had the flu.  3  

Peter: But I hate to go to the hospital.  4  

John: Don’t be afraid! You are the bravest boy.  5  

Peter: Thanks, John.