问题补充:
Entering the room, I found Mary at the desk and a letter.
A. seated; wrote
B. sitting; written
C. seating; writing
D. seated; writing
答案:
A. seated; wrote
B. sitting; written
C. seating; writing
(答案→)D. seated; writing
解析:考查非谓语动词做宾语补足语:句意:进入房间,我发现玛丽正坐在课桌旁边,写一封信。Be seated是表示状态“就坐”,find sb seated,发现某人坐着,第二空填writing,因为Mary和write是主动关系,选D。