By adopting the vocabulary required by Ministry of Education of China as the core vocabulary and with the help of the corpus based on textbooks, single text core vocabulary occurrence rate and core vocabulary growth pattern are compared and studied on the basis of the four sets of college English course books. The research result shows that the occurrence rate of the core vocabulary in the textbook “New Horizon College English: Reading and Writing” is the highest, and the core vocabulary growth pattern in it is ideal.%以四套大学英语精读教材词汇为研究对象,以大学英语大纲词汇为核心词汇,通过建立教材语料库,比较研究教材中单篇核心词汇出现率以及教材的核心词汇增长模式。研究结果表明《新视野大学英语读写教程》教材中核心词汇出现率最高,核心词汇增长模式最为理想。
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