This is Ted’s photo. We miss him a lot. He ______ trying to save a child in the earthquake.
A.killedB.is killedC.was killedD.was killing在线课程C
解析：
trying to save a child in an earthquake是分词短语作状语。他丧生应是过去发生的动作，用过去式。表示某人在某次事故中丧生，常用被动式。故选C项。