介词和介词短语的用法

题目

介词和介词短语的用法
owning to the chain expanded nationwide,it sought to cut labour costs,reduce the number of suppliers,and .为什么这句话是错的,为什么要把owning to 改为as

答案

as to the chain expanded nationwide 至于全国扩展的链条
as to 的后面接的（the chain expanded nationwide）是名词成分而不是句子,
owning to（没有这个表达）,只有owing to 归功于