1. She lived in the country last summer.
Она жила в деревне прошлым летом.
She didn't live in the country last summer. Did she live in the country last summer?
2. My mother has already written a letter to her friend. Моя мама уже написала письмо своей подруге. My mother hasn't written a letter to her friend. Has my mother already written a letter to her friend?