keep on atkeep on at someonekeep on changingkeep on doing somethingkeep on handkeep on keeping onkeep on onekeep on one's toeskeep on pushingkeep on talkingkeep on the dlkeep on the down lowkeep on the qui vivekeep on toeskeep on top ofkeep on touchkeep on trackkeep on truckingkeep onekeep one awake at nightkeep one eye onkeep one eye on sthkeep one eye peeledkeep one foot out the doorkeep one step ahead of somebodykeep one`s fingers crossedkeep one`s own counselkeep one`s pecker upkeep one’s chin upkeep one’s coolkeep one’s fingers crossedkeep one’s headkeep one's ass unkickedkeep ones chin upkeep one's chin upkeep one's ear to the groundkeep one's end upkeep one's eye on the ballkeep one's eyes glued tokeep one's eyes on the ballkeep one's eyes peeledkeep one's eyes trained on somethingkeep one's face red with slapskeep ones feel on the groundkeep one's feet on the groundkeep one's figurekeep one's finger on the pulse of sthkeep ones fingers crossedkeep one's fingers crossedkeep one's hand in