What is the language (speak) in Australia?

What is the language of the USA? What is the language (speak) in Australia? what is official language of the ICO What is the longest word is the English language? what is body language What is the longest word in the english language?回答 what is the longest word in the English language? what is the social function of the language What is the langest word in the English language? what is the relatinship between language and literature what is the secret to language learning的中文意what is the secret to language learning的中文意思 What is the different between figurative and literal language?抱歉，问题是What is the difference between figurative and literal language?用英语回答这个问题 Figurative language is more lively and visual than literal language.这个回 What do you think is the relationship between English language learning and culture study?What can Why learning Chinese language?I wonder why learning Chinese language?Is it important and what's the benefit? what is the primary medium for all language,is it writing? what is the language ___(speak) by the Germans over there?填什么,为什么? What is the primary school language spoken in the home?不好意思，没有“school” What is the influence of the Norman Conquest upon English language and literature?