(idiomatic) to do one's best; to do something to the best of one's ability

the best

to live; to exist

everyone / everybody

all / everyone / everybody / all people / every person / everybody / everybody / everybody / everyone / everyone / everyone / everyone / everyone / everyone / everyone / everyone

To exhaust; deplete; use up. / serve, assist

to do to exhaustion, to do something completely

(chiefly women's speech) first person singular pronoun: I, me

everyone, everybody / all, everything

(polite) first-person singular pronoun: I, me