I don't know if you were looking for sentences with "sometimes", like Treyshaun gave you, or if you indeed wanted sentences with "some time". I'll give you a few with "some time" just in case. :)
It takes me some time to get ready for work.
I need some time to prepare for this presentation.
It always takes me some time to get ready in the morning.
It took me some time, but I got over you.