单选题
Having worked as a (n) ______ professor for five years, he is considering becoming a full professor.
A. vice B. secondary C. associate D. deputy
【正确答案】
C
【答案解析】[解析] vice副的(如总统或校长)；secondary次要的，二级的，中级的，第二的；an associate副的(如教授)；deputy代理人，代表，行政副职第四部分完形填空