A、A chess set. B、A pencil. C、A pen. D、A pair of table tennis bats. D本题的问题关键词是what。对话中提到女孩最终决定买乒乓球拍，因此选D。

M: May I help you?
W: Yes, my friend is finishing middle high school next week and I’d like to give him a nice gift.
M: How much money are you going to spend on the gift?
W: Well, I usually spend about 20 dollars on a gift. Do you have anything for that price?
M: How about a pen and a pencil?
W: No. I gave him them for his birthday last year.
M: Well, then, does he enjoy a chess set?
W: No, he doesn’t go in for chess, but he is good at table tennis.
M: Then how about giving him a pair of table tennis bats?
W: That’s a good idea. I’d like to take a yellow pair.
6. Where does this dialogue take place?
7. What does the girl decide to take at last?