2、The last patient left his office. Mr. South had a look at the _ _ _ 21 _ _ _ on the wall.It was a quarter to six. It meant that he had to stay there for fifteen minutes. A friend of his asked him to dinner that evening. Of course he should _ _ _ 22 _ _ _ some flowers for her. He brought out the purse and counted the money in it. He had sixty dollars and it was enough to do that. And then he remembered he bought a newspaper on his way to the hospital after lunch. He was too busy to read it. Now he brought it out, but then came in a man _ _ _ 23 _ _ _ forty. He looked at him carefully. The man looked strange. Mr. South didn't know what he came for.
"What's wrong with you?" asked Mr. South.
"Nothing,Mr. South," said the man, "But…"
The man began to smile and said, "Don't you _ _ _ 24 _ _ _ me, Mr. South? You cured (治愈) my rheumatism(风湿病) three years ago."
"Mr. Bell?"
"Yes. Did you _ _ _ 25 _ _ _ me not to get myself wet?"
"Yes, I did," answered the doctor.
"Well. I come here to ask you if you think it's OK for me to take a bath now?"