单选题 In most of the universities, English is a(n) ______ subject for the non-English major M. A. and M. S. students.
A. initial B. classic
C. comprehensive D. compulsory

【正确答案】 D
【答案解析】[解析] compulsory“必修的；强制性的”；initial“开始的”；classic“经典的”；comprehensive“综合的”。