больнице

In a sentence

• Моя мама работает в больнице.

  My mother works at the hospital.

  In this sentence, 'больнице' refers to the location where my mother works, demonstrating its use with the preposition 'в' to indicate a place.

• Пациенты получили помощь в больнице.

  The patients received treatment at the hospital.

  Here, 'больнице' is used in the prepositional case to specify the location where the patients received assistance.

• После аварии его сразу отвезли в больницу.

  After the accident, he was immediately taken to the hospital.

  In this example, 'в больницу' uses the accusative case as it denotes the direction or destination of motion.