非谓语语法问题

题目

非谓语语法问题
snow was falling ,when they went alone a mountain path____to the front
a to lead b led c leading d being led
为什么选C啊？

答案

因为,在这个句子中,leading to the front就可以改成一个定于从句：=which was leading to the front.其实动词ing形式和定于从句基本上都是可以互相转化的：例如：It's a shame!Ieven still don't kown the person ...