I don't have any ___(trouble )in finding his house\\

问题描述:

I don't have any ___(trouble )in finding his house\\
I don't have any ___(trouble )in finding his house
trouble要不要加s
为什么?

不加
trouble表示麻烦的时候为不可数名词
表示麻烦事情的时候为可数名词

have trouble in doing sth为固定搭配