In the days when an ice cream cost much less, Tom, ___小题1:   __8-year-old boy, entered a hotel coffee shop __小题2:  sat at a table. A waitress put a glass of water in front of him. “How much is an ice cream?” “Fifty-cents,” replied the waitress. The little boy pulled __小题3:_ right hand out of the pocket and studied a number of 小题4:  in it. “How much is a dish of plain ice cream?” he asked. Some people were now waiting for her service and the waitress grew a bit __小题5:    _ (patience). “Thirty-five cents.” she said __小题6:_   (rude). The little boy carefully counted the coins __小题7:___.“I will have a plain ice cream,” he said. The waitress walked _小题8:   __ __. The boy finished the ice cream, paid the cashier and left. It was not long 小题9:  __  the waitress came back and then she began to wipe down the table and suddenly was surprised at what she saw. There, _小题10:  __ (place) neatly beside the empty dish, were two nickels and five pennies — her tip!