to continue to do; to persist in doing
to keep watching; to continue looking at; to gaze at
to carry on; to go on with one's life; to keep alive; to stay alive; to survive
to stay on (e.g. at one's friends house); to remain (in a place)
to continue to hold; to hold on to (for a long period); to maintain; to keep
to think constantly about; to dwell on
to continue to work; to work away (at)
to stay on (e.g. at one's friends house); to remain (in a place)