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JLPT N4 Grammar
Grammar form · 文法形式の判断
Choose the correct form for the blank.
毎朝 走る （ ）に しました。
漢字をタップで読み方 · tap a kanji for its reading & to save it for review
解答と解説 · Show the full answer & explanation
訳 · Translation
I've decided to run every morning.
正解 · Answer
こと
解説 · Why
〜ことに する = "I have decided to ~". Compare 〜ことに なる, where the decision comes from outside.
誤答 · Why the other options are wrong
よう — ようにする means making an effort, a different nuance.
もの — ものに する is not a decision pattern.
ため — ために gives a purpose.
語彙 · Breakdown
〜ことに する—to decide to ~
例文 · Example
たばこを やめる ことに しました。
Tabako o yameru koto ni shimashita.
I have decided to give up smoking.
配点 · Points & details
Est. points1 pt
DifficultyMedium
Avg. time32 sec
Correct rate40%
Appears in文法形式の判断
AddedAug 2026
出典AI draft · human-reviewed
This question was drafted by AI and audited by human reviewers. Official JLPT scoring is scaled (0–60 per section); point values here are catalogue estimates.
衆智 · Community check5 attempts
40%of attempts answer correctly
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Discussion · 0
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