Polar bears live on sea ice, which they use as a platform for hunting seals

Must I take this medicine, Mom? It ________ so terrible.—Yes, you must take it for another three days.

The general at last got a chance to visit the village ____ he used to fight, _____ he had been dreaming of for years.[ ]

oom, the nurse found the tape recorder

to his scientific research, the professor cared little abouthis family.