They_______whentheyheardhimconfess

发布时间：2020-07-12 01:11:50

They _______ when they heard him confess his fault












A.had been surprising











B.were surprising










C.were surprised 　










D.had been surprised

网友回答

C解析时间状语是过去时态，主句也应用过去时态，从句中heard是一般过去时态。
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