博观实用英语．大学英语词汇．A coursebook in college English 博观实用英语．大学英语写作．A coursebook in college English writing 博观实用英语．大学英语语法．A coursebook in college English grammar 博观实用英语．大学英语口语．A coursebook in college English speaking A coursebook in college English 博观实用英语．大学英语词汇进阶．A coursebook in college English vocabulary advanced Reading course for college english Translation: a general course book for college English