根据短文内容,从A、B、C、D四个选项中选择一个能填入相应空格内的最佳答案。
There is an old woman. She has three sons. They want to buy her some things to1 their love.
The first son, Tom, buys a big house. It has 2 rooms. He buys it for $1,000,000. Jack is the second son. He buys a 3 for her. It is $200,000. The 4 son is Bob. He thinks about what his mother 5 needs, and he buys her a dog.
Then the old woman goes to 6 sons and says, "Tom, the house is too big. I only live in one room, but I must 7 all the rooms. I really don't need it." She says to the second son, "Jack, the car is nice, but I 8 drive. I don't need it,9." Last, she says to Bob, "Thank you, Son. The dog is my best 10 now."