Помогите с английским, пожалуйста Вставьте нужные артикли She told me she had once worked in ... hospital. She told me she had to go to ... hospital to have her blood tested. She told me she was at ... hospital visiting her sick friend.

She told me she had once worked in **a** hospital. She told me she had to go to **the** hospital to have her blood tested. She told me she was at **the** hospital visiting her sick friend.