1. (2023六下·湛江月考) 阅读下面短文，选出最佳答案，完成短文。

Bob is very old. He likes eating dumplings. Every Sunday, he goes to a Chinese 1and eats dumplings2 dinner. Ann is a waitress. She 3in the restaurant. Ann often 4with Bob, so they become good friends. Every time after Bob5for his dinner, he puts some money on the table. The6is for Ann. It's her tip. One day, Bob 7 Ann, "Do you want a tip or half of my lottery prize?" Ann thinks that8 is telling a joke. 9she laughs and says, "Half of your prize. "

The next day, Bob wins the lottery and gets six million dollars. Then he goes to the restaurant and gives Ann the tip-10of his lottery prize!