I have no idea about how I can rais enough money for buying the house

题目

I have no idea about how I can rais enough money for buying the house
这句话中的HOW可改为THAT吗?这句宾语从句不缺成分啊?

答案

不能换啊
that引导宾语从句不作成分没有意思
而how 有怎样的意思
在宾语从句中作方式状语
不知道如何筹钱才说得通吧