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题目内容
（兰州大学大学英语（4）课程作业）
Entering the room, I found my father __ at the desk and ___ something
A. seat, write
B. seated , wrote
C. seated , writing
D. seating , writing
A. seat, write
B. seated , wrote
C. seated , writing
D. seating , writing
参考答案
