The reason___he explained to me for his being late is unreasonable why that in which选什么为什么

问题描述:

The reason___he explained to me for his being late is unreasonable why that in which选什么为什么

The reason_that__he explained to me for his being late is unreasonable (that引到一个定语从句,that在此做关系代词,(代指reason)

that
that 做explained 后面的宾语的

答案:that
that在定语从句中作explained 的宾语,而why是关系副词,不能充当explained 的宾语.