主要是地域 文化差异导致了英语多样化.全世界主要英语方言(English dialects)：English English英国英语; American English 美国英语; Oceania (大洋洲) =Australian English 澳大利亚英语; Central & South America...我要写成一篇作文的可以把下边这些作为思路参考 1 English is now a world language, it is used everywhere in the world.And there are multi centers for world English and no variety is superior to another.2 the features of the varieties of English in different cultures and social backgrounds such as China,Singapore and India.3 the development of World Englishes in the multicultural and multi-linguistic contexts4 the English World