英语强人来,请改下我的演讲稿,以下是我的关于"Australiaasweknow"的演讲稿(可能其中会有些语法错误),改好后请全文发送.AustraliaasweknowAustralia,thesixthlargestcountryintheworld,standsonOceania.Inthe

　　英语强人来,请改下我的演讲稿,

　　以下是我的关于"Australiaasweknow"的演讲稿(可能其中会有些语法错误),改好后请全文发送.

　　Australiaasweknow

　　Australia,thesixthlargestcountryintheworld,standsonOceania.

　　Inthelonghistoryriver,AustraliaoncewasinvadedbyBritain.Atlast,itbecamethecolonyofBritain.Ofcourse,Australiancouldn'tstandit.Therefore,theystardedtoresist.Finally,theysucceeded,andAustraliahadtheirownNationalDay,Jan.26th.

　　Now,AustraliahasbeenlistedintotheDevelopedCountries(发达国家,不知道有没有拼对).Inaddition,itspopulationhasreachednearly22million.Inotherword,Australiahasgoneintothedevelopedhighway(迈入发展的快车道,不知道有没有对).

　　IstronglybelievethatthecooperationbetweenAustraliaandChinawillgetfurtherdevelopment.Asoneofthelargestcountriesintheworld.ThesebigcountriesincludingAusraliaandChinawillleadtheworldtogointothenewcentury.

　　That'sall.

　　Lastbutnoleast,Isincerelythankyouforyourlistening.

　　Thanks!

　　请问为什么我在考试写作文时总是得9、10分，上不去，请问就这篇文章而言的我的作文有些什么问题，该如何去改正