第二部分：英语知识运用（共45分）
第一节：单项填空（共15小题；每小题1分，满分15分）
21. _______ good knowledge of several languages is essential to _____ study of comparative literature because without it one can read books only in translation.
A. A; the B. A; / C. The; the D. /; the
22. Talking about buying computers, I prefer a computer less than 8,000 yuan to ______ over the amount.
A. this B. it C. that D. one
