外交官面试留学生时可能会问到的问题通常涉及申请者的个人信息、学术背景、未来规划以及对美国文化的了解。以下是一些可能的问题：
个人信息
Where do you live？
Can you tell us about your family？
学术背景
What is your major？
Why do you choose this field of study？
Can you describe your academic achievements？
未来规划
What are your career plans after your studies？
Do you intend to stay in the United States after your education？
How do you see yourself contributing to our country？
对美国文化的了解
What do you find most interesting about American culture？
Have you ever visited the United States？
What are your thoughts on the American education system？
其他问题
Do you have any questions for us？
Is there anything else you would like to share about yourself？
准备面试时，建议申请者提前准备好这些问题的答案，并尽量展示自己的优势和对未来规划的清晰认识。同时，保持自信和礼貌，展现出对面试的重视和对所申请机构的兴趣。