[解析]
Hello,everyone.What are you going to do during your vacation?I want to tell you about my travel plan.First,I will visit my sister Gina in Melbourne for about a month.She just had her first child last month.I'm familiar with Melbourne because I studied at a university there for 2years.I recommend you to visit Royal Botanic gardens when you go to Melbourne.Then I am going to stay in Sydney for a few days.I have got a ticket to see a great music show at Sydney Opera House.I am really looking forward to it.After that,I am going to stay in Queensland for 2days.I will go to Gold Coast to enjoy the sunshine and go swimming.I will go to Hamilton island,Which is a good place to visit Australian wildlife like kangaroos.Finally,I will return to Melbourne by plane on the10th And stay at my sister's house for one night.My plane from Melbourne takes off on the morning of the11th.I expect to be back in London at noon the next day.