Language plays an important role in teaching and learning.Each subject has its unique nature and content. In terms of language it also has "e;subject-specific genre"e;.Based on the expression needs, the subject-specific genres of the liberal education is comprised of description, element explanation, reason explanation, consequence explanation, exposition, advice, comparison, commentary and interpretation, etc.The book focuses on common questions of different subject-specific genres of liberal studies and cites different examples to analyze common errors of students' answers, and offers advice on genre learning, to strengthen students' writing skills in liberal studies.