From the dates ______ on the gold coin, we decided that it was made five hundred years ago.

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问题 From the dates ______ on the gold coin, we decided that it was made five hundred years ago.

选项 A、marking
B、marked
C、to be marked
D、having been marked

答案D

解析 首先date是mark动作的承受者,故应用分词的被动式。其次mark的动作发生在decided这一过去式的动作之前,所以要用完成式。两项综合选D,分词的完成被动式。
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