彼女は中学時代に英語をしっかり学んだ

N5 彼女 kanojo she N3 中学 chuugaku junior high school, middle school N3 学 gaku learning, study, knowledge N4 時代 jidai age, era, period N5 英語 eigo English N4 しっかり shikkari firmly, steadily, reliably

N3 彼 hi / kare, kano, ka.no he, that, the N5 女 jo, nyo, nyou / onna, me woman, female, femme N5 中 chuu / naka, uchi, ata.ru in, inside, middle N5 学 gaku / mana.bu study, learning, science N5 時 ji / toki, -doki time, hour, temps N4 代 dai, tai / ka.waru, kawa.ru, kawa.ri, ka.wari, -gawa.ri, -ga.wari, ka.eru, yo, shiro substitute, change, convert N4 英 ei / hanabusa England, English, hero N5 語 go / kata.ru, kata.rau word, speech, language

N4 〜し shi Indicates multiple reasons or qualities, connects clauses or adjectives, means besides that, and also N5 〜を o Marks the direct object of an action, appears before the verb, shows what receives the action N5 〜に ni Indicates destination, target, arrival point, specific time, or person receiving an action N5 〜か ka Marks a question, alternative, or uncertainty, appears at the sentence end or between options N5 〜は wa Marks the topic of the sentence, indicates what the sentence is about, can contrast with another element, organizes main information