【单选题】
The goods______when we arrived at the airport.
A. were just unloading
B. were just been unloading
C. had just unloaded
D. were just being unloaded
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根据网考网移动考试中心的统计,该试题:
19%的考友选择了A选项
12%的考友选择了B选项
13%的考友选择了C选项
56%的考友选择了D选项