My brother (play) basketball with his friends twice a week.
(-)
(?)
My mother and my father (marry) for nearly fifty years.
(-)
(?)
i.
I.
1). Play => played
(+) My brother has played basketball with his friends twice a week
(-) My brother has not played basketball with his friends twice a week
(?) has My brother played basketball with his friends twice a week?
2). Marry => married
(+) My mother and my father have married for nearly fifty years
(-) My mother and my father have not married for nearly fifty years
(?) have My mother and my father married for nearly fifty years