The Idiom Investigation of Chinese Undergraduate Textbook and the Extraction of Common Used Idioms

Chinese language idiom is one of the most distinctive categories, which is the focus of the senior stage of the foreign students. This paper conducts a comprehensive investigation based on idiom in four-year series of textbooks of undergraduate and gets the distribution of different grades idioms. We also analyze idioms recurrence characteristic for four textbooks. The result shows that the idioms in undergraduate textbook series are a random distribution, lack of systematic. More than 90% of idioms in these textbooks are not included in the Vocabulary Syllabus. In addition, this paper further explores idioms distribution in the Large Scale Corpus and obtains the common used idioms, which will provide an important reference for Chinese teaching.