You were fortunate to escape being injured 请问这个地方为什么用 being injured 是过去进行时吗?

题目

You were fortunate to escape being injured 请问这个地方为什么用 being injured 是过去进行时吗?

答案

escape + doing sth.
由于这里为“避免被伤害” 为被动,所以需要用 be injured
同时前句为 escape 引导 则 be 需要变形为 being
全句为 escape being injured = 避免被伤害