Five pieces of coal, a carrot and a scarf were lying on the ground. No one had put them on the ground. So how did they get there?
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【正确答案】 1、正确答案：They had been on a snowman before the snow melted．    
【答案解析】解析：(雪人的眼睛用煤做成，鼻子用胡萝卜做成，并且围围巾。在雪人融化之后所有的东西就会掉到地面上。)