题目内容：

缺词填空（每空一词）

A man walked i 1.   a doctor’s examining room. “Put out your tongue(舌头).” the doctor said.“OK. There is nothing serious,” the doctor said. “It’s clear what’s wrong with you. You need more e   2.    .”“But, doctor, ”the man said.“I don’t think …”

“Don’t tell me what you think.” the doctor said.“I am the doctor, not you. I know what you need. I see hundreds of people like you. N 3.   of them get any exercise. They sit in the office all day and in f 4.      of the television in the evening. What you need is to walk quickly at  l  5.    twenty minutes a day. ”

“Doctor, you don’t understand.” the man said. “I…”

“There is no excuse,” the doctor said.“You must find t 6.   for exercise. If you don’t, you will get fat and have health problems when you are old.” “But I walk every day.” the man said.

“Oh，yes，and I know what kind of walking that is. You walk a few meters to the office from your house，and a few more meters to a r   7.   for lunch and back.”

“Please listen to me, doctor! ”the man s    8.   at the doctor angrily.“I’m a mailman.” the man w 9.     on，“I walk for seven hours every day. ”

For a moment the doctor was silent，then he said quietly，“Put your tongue out a  10.   , will you?”