留学生在过海关时可能会被问到的问题包括：
出发地点：
Where did you depart from？
旅行目的：
What's the purpose of your trip？
住宿地点：
Where will you be staying？
逗留时间：
How long do you intend to stay？
职业：
What is your occupation？
学校和专业：
Which school are you going to？ What is your major？
学费支付者：
Who is paying your tuition fees？
学习年级：
Which grade are you in？
录取通知书：
Can I see your letter of acceptance, please？
未来计划：
Do you have plans to work or study after your stay？
行李问题：
Where can I collect my baggage？
海关和移民局检查：
Where is the immigration checkpoint？
入境目的：
What is the purpose of your visit？
落脚点：
Do you have an address in the country where you will be staying？
是否打算留在当地：
After your studies, do you intend to stay in the country？
回答这些问题时，请确保你的回答真实、准确，并准备好相关的旅行文件，如护照、签证、录取通知书、缴费证明等。如果你有任何疑问，可以礼貌地向海关官员询问以获得帮助