We (talk) ______ happily when someone knocked at the door. were talking本句表示在过去某个

游客2023-10-06  29

问题 We (talk) ______ happily when someone knocked at the door.

选项

答案 were talking

解析 本句表示在过去某个过程中发生的动作,这个过程往往用过去进行时表示,说明动作发生的背景或状态,而这个动作则用一般过去时态表示。此句表示正在谈话状态的时候有人敲门,因此要使用过去进行时。
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