当您前往澳大利亚留学并过海关时，海关可能会询问您以下问题：
来澳洲的目的：What's the purpose of your visit to Australia？
计划停留多久：How long do you plan to stay in Australia？
是否有回程或离开澳洲的机票：Do you have a return ticket or onward ticket to leave Australia？
以前来过澳洲吗：Have you been to Australia before？
在澳洲期间将住在哪里：Where will you be staying in Australia？
带了多少钱：How much money do you have for your stay in Australia？
是否有亲戚或朋友在澳洲：Do you have any relatives or friends in Australia？
职业及工作地点：What is your occupation and where do you work？
是否携带任何违禁物品：Are you carrying any prohibited items or substances？
是否有犯罪记录：Have you ever been convicted of a crime？
请确保您如实回答这些问题，以免产生不必要的麻烦。如果您不懂英文或无法准确表达，可以要求提供翻译服务。