单选题 Customer: ______
Clerk: Here you are. 20 dollars.
  • A. Give me 20 dollars worth of stamps, please.
  • B. I want to purchase 20 dollars of stamps, please.
  • C. Five 2-dollar and ten 1-dollar stamps, please.
  • D. Could I have some stamps, please?
【正确答案】 C
【答案解析】[解析] 根据对话双方身份和选项内容分析，判断对话发生在邮局。此句应提出买邮票的具体要求。A和B是中文表达的直译，应该避免；D不够具体。