go on holiday 和 go for a holdiay 都可以
Have you decided where you will go for a holiday?
你有没有决定到什么地方去度假?
I lent them some money in order that they might go for a holiday.
我借给他们一些钱以便他们可以去度假.
What fun it will be when we all go on holiday together.
我们大家一起去度假那可太有意思了.