I apply for a visa.

我申请一个签证。

What's your purpose to Australia?

你去澳大利亚的目的是什么?

Do you have sufficient funds to support yourself during the period of the visit?

你有足够的资金保证你在游览期间的花费吗?

Do you have Foreign Student Eligibility?

您有留学签证资格吗?

I'd be very grateful if you would grant me permission to go there to handle all the legal formalities.

如果您能够允许我去那里办理全部法律手续，我将不胜感激。