When a light passenger plane flew off course some time (1) , it crashed(2) the mountains and its pilot was killed. (3) only passengers, ayoung woman and her two baby daughters were unhurt. It was the (4) ___ofwinter. Snow lay thick (5) ____the ground. The woman knew that the nearestvillage was miles (6) . When it grew dark, she turned a suitcase (7) ____a bed and put the children inside it, covering them (8) all the clothes shecould find. During the night, (9) ___got terrible cold. The woman kept as nearas she (10) ____to the children and even tried to get into the case herself, but itwas too small. Early the (11) morning, she heard planes passing overheadand wondered how she could (12) a signal. Then she had an idea. Shestamped out the letters “SOS” in the snow. Fortunately, a pilot saw the signal andsent a message (13) ______radio to nearest town. It was not (14) _______beforea helicopter arrived on the scene and (15) ___the survivors of the plane crash.