问题补充:
On entering the office, I found Mr. Thompson at the desk and something.
A. seated; write
B. seated; writing
C. seat; write
D. seating; writing
答案:
A. seated; write
(答案→)B. seated; writing
C. seat; write
D. seating; writing
解析:seat是及物动词,没有宾语时要用被动形式;writing是现在分词作伴随状语。