that's()why i cannot go to park.a.reason b.excuse我觉得都行啊.

问题描述:

that's()why i cannot go to park.a.reason b.excuse我觉得都行啊.
是that is the

A
That's the reason why I cannot go to park.中“why I cannot go to park”是形容reason的定语从句,用why引导的定语从句形容reason是固定搭配.
P.S.reason是可数名词,要么复数要么加定冠词,不能直接用.