Burns are called first，second or third degree burns， which layers of the skin are burned.A.depending onB.depended onC.depend onD.to depend on
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A解析试题分析：考查分词做状语用法。Depending on视…而定,相当于according to…句意：根据被烧伤的皮层，烧伤被分为一级，二级和三级烧伤。故A正确。考点：考查分词做状语点评：本题比较特殊，depending on与judging from比较类似，属于固定的用法，平时要加强识记