单选题 Customs officer: Could I have your name, please?
Passenger: It's Paine, Sarah Paine.
Customs officer: ______?
Passenger: It's P-A-I-N-E

【正确答案】 A
【答案解析】[注释] 从最后旅客的回答可判断海关人员想知道旅客姓名的拼法。