Thegoods_______whenwearrivedat

发布时间：2020-07-27 18:03:26

The goods _______ when we arrived at the airport．A.were just unloadingB.were just been unloadingC.had just unloadedD.were just being unloaded

网友回答

D解析“我们”到那儿时，正在卸货物。be being done是被动语态的进行时态。
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