3V1073.01 Preposition discrimination: “OUT” and “OF” (12/30/80)

Peggy came to Boston with Miriam and me. Overnight, she slept on a
sleeping bag, surrounded by her crib bumper — and with her own
pillow and afghans for covers. Awakening as Miriam did, she stood up
and said “I have to get OUT of my bed. Mimi has to get OFF hers.”