to spend sb's holiday
= to spend sb's vacation
to go on holiday 度假
例：We're going on holiday to France this summer. 今夏我们将去法国度假.
to be on holiday/vacation 度假
例：I was on holiday/vacation last month. 我上个月休假了.
to take a holiday 休假
例：I'm taking two weeks' holiday. 我正在休假两星期.