应该是一下两种用法：
常用的是：take sb some time to do sth:（某事）花某人时间去做,如：
It takes me ten minutes to walk to school every day.
而take one's time 常用于口语中,表示：不急,您慢慢来.如：
--- I'll get my bag.
--- Take your time.I'll be waiting for your at the gate.