Whentheywerepullingdownaveryoldh

发布时间：2020-07-27 03:16:41

When they were pulling down a very old house, they ________ a large collection of coins．A.came upB.came byC.came acrossD.came around

网友回答

C解析根据句意应选择表示“偶然发现”的短语。
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