A. Just my cameras, my clothes and some booksB. Would you mind opening the bag for meC. What is the purpose of your visit to the United States Officer: May I see your passport please?Charles: Here is my passport. And this is the declaration form. Officer:【D1】______?Charles: Business. I have a trade convention I'm attending in Chicago. Officer: This visa is good for two weeks. Do you intend to stay longer than that? Charles: No. I will fly back twelve days from now. Officer: What do you have in the bag? Charles:【D2】______.Officer: You're not carrying any food with you today? Charles: No.Officer: Okay.【D3】______? This is just a routine check. Charles: Alright.Officer: Okay, everything is fine. Enjoy your trip. Charles: Thank you.
单选题
【D1】
【正确答案】
C
【答案解析】解析：很明显这是在海关的场景。根据Charles的回答“I have a trade convention”(我有个商贸会)可知，官员问的是他出国的目的，故选C。