George Wilson was the owner of a watch shop. One day he told his son James, “I'll teach you all I know about watches.”
For the first few weeks, James customers（顾客）. George was very 1 the front of the shop. He worked hard and was helpful to the 2 with him
3 about six months, James said to his father, "Is there anything else you want to teach me?"
"Yes," said George, "It's time for me to teach you how to make 4 .
"I know that," said James, "You buy watches at one price and sell them at 5 price. That's how we get so much money.”
"That's true. 6 we don't make most of the money from it. " He 7 a watch from the counter(柜台). "What do you think of this watch?"
