单选题 (Despite of) (many) attempts (to introduce) a universal language, notably Esperanto and Idiom Neutral(世界语和人造语言), the effort has met with very (little) success.
【正确答案】 A
【答案解析】将despite of改为despite。despite本身可用作介词，意为“尽管”。此句意思为“尽管我们做出各种努力，想推行诸如世界语、人造语言之类的全球通用语言，但成功的机会很小”。