单选题听下面一段对话，回答下列问题。

单选题 Which color did the woman ask for at first?
A. Pink. B. Green. C. Black.

【正确答案】 B

【答案解析】[解析] 8-10
M: Can I help you?
W: Yes, how much are these T-shirts?
M: They are 12 dollars 50 cents each.
W: I like the green one, but it isn't big enough. Have you got larger size?
M: Just a minute. No, I am sorry, we haven't. What about the black one?
W: No, it is too dark, I prefer something lighter, yellow or pink.
M: How about the pink one?
W: That's nice. I will take it.
M: That's 12 dollars 50 cents then.
W: Here you are.

[解析] 本题为细节题。关键词为green T-shirt，女士最先想要的颜色为绿色，故选B。

单选题 How much did the woman pay?
A. 12 pounds 5 cents.
B. 12 pounds 15 cents.
C. 12 pounds 50 cents.

【正确答案】 C

【答案解析】[解析] 本题为细节题。在对话中提到“That's 12 dollars 50 cents then”，故选C。

单选题 Which color did the woman buy in the end?
A. A blue T-shirt.
B. A pink T-shirt.
C. A yellow T-shirt.

【正确答案】 B

【答案解析】[解析] 本题为细节题。根据对话，女士最终只挑选了一件粉红色T恤衫，故选B。