勉強に集中できる環境が大事だ

N5 勉強 benkyou study, learning N3 集中 shuuchuu concentration, focus, centralization N5 できる dekiru to be able to (to accomplish) N3 環境 kankyou environment, surroundings, circumstances N4 大事 daiji important, valuable, serious matter

N4 勉 ben / tsuto.meru exertion, endeavour, encourage N4 強 kyou, gou / tsuyo.i, tsuyo.maru, tsuyo.meru, shi.iru, kowa.i strong, fort, fuerte N4 集 shuu / atsu.maru, atsu.meru, tsudo.u gather, meet, congregate N5 中 chuu / naka, uchi, ata.ru in, inside, middle N1 環 kan / wa ring, circle, link N2 境 kyou, kei / sakai boundary, border, region N5 大 dai, tai / oo-, oo.kii, -oo.ini large, big, grand N4 事 ji, zu / koto, tsuka.u, tsuka.eru matter, thing, fact

N5 〜が ga Marks the grammatical subject, highlights new information, can also show slight contrast in some sentences N5 〜に ni Indicates destination, target, arrival point, specific time, or person receiving an action N5 〜で de Indicates where an action happens, means used, tool, cause, or material depending on context