One of the easiest ways to drift off or get side tracked is ignoring the speaker.
He needs to learn how to drift off to sleep on his own.
Absent Martha's soothing voice, Howie wasn't able to drift off until our third try.
The tendency of the dunes to drift off on the landward side is prevented by the planting of bent-grass (Arundo arenaria), whose long roots serve to bind the sand together.
When the show is over, they can still imagine they are traveling the tracks as they drift off to sleep.
