仕事に努める
【形式ばった表現】 attend to one's work faithfully
〈なるたけ〉 as much [hard] as possible [one can]
〈努力して〉 to the best of one's ability; hard; 【形式ばった表現】 assiduously
have a good job
案内役を務める
読み方 つとめる
1
(=勤務する)to serve (an office―in an office); to hold (an office); to fill (a post)
2
(=芝居の役を勤める)to act, play, perform (a part); to enact (a rôle); to personate (a character)
3
(=何役をする)to act as (guide or interpreter); to officiate as (host)
4
(=人の為に尽す)to do something for (a man); to pay attentions to (a person)