新概念英语第四册美音英音双语翻译 app for iPhone and iPad

Fourth volume: senior class (fluent English)

Appreciate the essence of English (Fluency in English) four volumes covering the economy, culture, philosophy, art, sports, politics, aesthetics, psychology, sociology, pedagogy, ethics, astronomy and other more than 30 disciplines, exquisite language and unique sentence structure complicated and concise soundly. At the same time the article contains many unique ways of thinking deep thoughts, aesthetics and Western culture, which makes the material into the every one to really master English language learners, rare essence can not learn the textbook. Teachers will appreciate the mystery with you. After complete mastery, for IELTS level.