题目内容
【题目】Mark was very clever. He ________ some stones on the ground. This could help him find the way back. ( )
A. picked B. lost C. dropped
【答案】C
【解析】
略
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题目内容
【题目】Mark was very clever. He ________ some stones on the ground. This could help him find the way back. ( )
A. picked B. lost C. dropped
【答案】C
【解析】
略