owing to 用法

问题描述:

owing to 用法
the fire owing to their carelessness
these errors are owing to sheer carelessness
哪句有语法错误并告诉我owing to 在句子中的成分

第一句有语法错误,没有谓语
一、“复合介词owing to +宾语”作“由于……”解,表示原因:
Owing to their carelessness 在句子中做表语. 
正确的表达应该为 The fire is owing to their carelessness