difficulty,trouble可不可数啊？

difficulty在做下面意思时是不可数的:
1.困难,艰难:
I had no difficulty in getting in touch with him.
我和他取得联系没有什么困难。
在下面几种意思时是可数的:
2. 难事,难处,难题
There are a lot of difficulties that have to be overcome.
有许多困难必须克服。
3. 争论
Labor difficulties grew.
劳工纠纷加剧。
在以下意思时本身就是复数形式:
4. (尤指财务上的)困境;危难
The new government is in financial difficulties.
新政府财政困难。
5. 异议,反对
He keeps raising difficulties over the new project.
他对这项新工程不断地横加阻挠。
作具体的某件麻烦事情时是可数,
I find getting up early a great trouble.
我觉得早起床可不容易。

作一般的麻烦,困难时是不可数.

Examples:
1. Did you have any trouble finding your way here?
你在这里找路费事吗？
2. I had the same trouble when I first bought my house.
我刚买房子时，也遇到过相同的麻烦。
3. If I say no, the boss will only make trouble for me.
假若我说个不字，老板只会找我的麻烦。
4. My car's got engine trouble.
我的汽车发动机出毛病了。
5. Don'