请问这道题选什么呢?为什么?
The goods _____ when we arrived at the airport.
A. were just unloadingB. were just been unloading
C. had just unloadedD. were just being unloaded
人气：256 ℃ 时间：2019-10-31 05:51:39
解答
选D
首先卸货应该用被动式,因为是货被卸.所以排除A、C,A选项是过去进行时的主动态；C选项若用被动则应为：had just been unloaded
其次：语意为“在我们到达机场时,货物正在被卸下来”,所以应用过去进行时：were/was being done
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