To say "I am Australian" in Mandarin, you would write: "我是一名澳大利亚人" (Wǒ shì yī míng àodàlìyǎ rén). This translates directly to "I am an Australian person." The phrase captures both the identity and nationality in a clear way.
I think you mean how do you write in using Mandarin characters ? 住 在 zhu zai = to live (in )
Chinese mandarin is hao yun
hungmadi
Àodàlìyǎ
Seeing as we cannot print in Mandarin on this site, there is no way to answer that.
Zunjing de = 尊敬的 in Mandarin
zai jian
It is 猫 Māo
xian zai
a may
天使
ke yi 可以