Where can I change some money?能不能告诉我在哪里可以换钱？

1.Where can I change some money?能不能告诉我在哪里可以换钱？

2.Can you change this into dollars？请将这些外币兑换成美金！

3.What are your banking hours?请问你们的营业时间是几点到几点？

4.I might as well exchange a little extra.我还是多换一点儿好了。 

5.Can you change this into AustralianDollars?你可以兑换成澳元吗？