当您留学入境时，以下是一些基本的英语表达，您可能需要用到：
Personal Details （个人信息）
Name: My name is [Your Name].
Age: I am [Your Age] years old.
Purpose of visit: I am here to study at [University/School Name] in [City/State].
At the Airport
Where is the immigration/passport control？
Can I have my passport checked here？
Do I need to fill out any forms？
After Passing Through Immigration
Thank you for your assistance.
Is there anything else I need to know before I leave？
At Customs
I have [number of items] pieces of luggage with me.
Can I declare anything？
Here are my customs declaration forms.
At the Airport Exit
Have a great time in [Country Name]!
Safe travels!
Do you need any help with your bags？
请确保您的英语口语流利，并熟悉这些表达，以便在入境时能够顺利通关。祝您留学顺利!