to continue giving attention to something important without getting distracted
重要なことに気をつけて、気を散らさずに注意を続ける (juuyou na koto ni ki wo tsukete, ki wo chirasazu ni chuui wo tsuzukeru)
"To achieve good grades, you must stay focused on your studies."
"良い成績を取るためには、あなたは勉強に集中し続ける必要があります。" (Yoi seiseki wo toru tame ni wa, anata wa benkyou ni shuuchuu shitsuzukeru hitsuyou ga arimasu.)
to make a small mistake
to change to a different option because of a need
to assign responsibility or tasks to someone else
to get comfortable because something will take a while
to move in front of others; to take the lead
to make use of a resource or opportunity effectively