An old man walked slowly with a cane(手杖)into the restaurant．His old jacket，worn-out shoes and warm personality made him different from the usual crowd．
A young waitress watched him move toward a table by the window．She ran over to him，and said：“Here，sir…let me help you with that chair.”
Without saying a word ，he smiled and nodded(点头)a thank you．She pulled the chair away from the table and helped him sit．Then she put his cane against the table．
“Thank you．Miss．”he said kindly．
“You're welcome．sir，”she said．
After he had finished his breakfast，the waitress brought him the change(零钱)from his bill．He left it on the table．She helped him up and walked with him to the front door．
When she went to clean his table，she found a business card under his plate and a note on a napkin(纸巾)．Under the napkin was a l00-dollar bill．
The note on the napkin read：“Dear miss，I respect(尊重)you very much and I can see you respect yourself,too. It shows by the way you treat others．You have found the secret of happiness.Your kindness will shine through to all those who meet you.”
The man she had served(服务) was the owner of the restaurant where she worked．This was the first time that she or any of the other workers had ever seen him in person．
The old man left a l 00-dollar bill under the napkin because he_____________．

A．wanted to thank the waitress for her kindness

B．thought the meal was delicious

C．wanted to show that he was rich

D．wanted to get married with the waitress

What do we know about the waitress and the old man?

A．The waitress knew the old man before she served him．

B．It was the first time that the waitress had ever seen the owner of her restaurant．

C．The old man wanted to have the waitress as his wife．

D．From the note，the waitress knew that the old man was the happiest man in the world．

From the story，we know that the old man went to the restaurant to__________.

A．have a good meal

B．enjoy good service

C．see the restaurant for himself

D．show his love for common(普通) people

What’s the best title for this passage?

A．The secret of success	B．The secret of happiness
C．A young waitress	D．An old man in the restaurant