—Excuse me, where is Mr Brown's office?
—Sorry, I don't know. I ______ here for only a few days. [ ]
A. work
B. worked
C. have worked
D. will work
答案:C
—Excuse me, where is Mr Brown's office?
—Sorry, I don't know. I ______ here for only a few days. [ ]
A. work
B. worked
C. have worked
D. will work
答案:C