12. In great many idiomatic phrases like: At bottom, at sea, at last, at night, at day break, at sunset, beyond reach of, beyond hope of, by land/ sea/ air, by train/bus, by day, catch fire, go to press, head above water, in fact, in case, in case of , live from hand to mouth, hand in hand, arm in arm, face to face, cash in hand, in sight of , in order of , in face of, in course of time, keep house, on account of, on shore, on tiptoe, what on earth, set on edge, set sail, set foot on, shake hands with , stay at home, make one’s hair stand on end, lose sight of, lose heart/ patience/courage, under cover of, from beginning to end, from end to end.