Глаголы в следующих предложениях в форму настоящего перфектного времени they eat - i write - we come - he walks - she wins - you make - they don't eat - i don't write - we don't come - he doesn't walk - she doesn't win - you don't make -

Если настоящее перфектное время означает present perfect, то:
they have eaten
i have written
we have come
he has walked
she has won
you have made
they haven't eaten
i haven't written
we haven't come
he hasn't walked
she hasn't won
you haven't made