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Usages of kirei ni
黒板 が 汚れたら、 消しゴム で 消せば きれい に なる。kokuban ga yogoretara, kesigomu de keseba kirei ni naru.
If the blackboard gets dirty, erasing it with an eraser makes it clean.
汚染 を 減らせば、 地球 の 空気 が きれい に なります。osen wo heraseba, tikyuu no kuuki ga kirei ni narimasu.
If we reduce pollution, the Earth's air becomes clean.
部屋 を きれい に 保つの は 大変 です。heya wo kirei ni tamotuno ha taihen desu.
It is hard to keep the room clean.
新しい 空気清浄機 を 買ったら 部屋 の 空気 が きれい に なりました。atarasii kuukiseizyouki wo kattara heya no kuuki ga kirei ni narimasita.
After buying a new air purifier, the air in the room became clean.
Test yourself: What does kirei ni mean?
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“How do verb conjugations work in Japanese?”
Japanese verbs conjugate based on tense, politeness, and mood. For example, the polite present form adds ‑ます to the verb stem, while the past tense uses ‑ました. Unlike English, Japanese verbs don't change based on the subject — the same form works for "I", "you", and "they".
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