JLPT N3 Grammar

Text grammar · 文章の文法

Read the passage and choose the best expression for the blank.

本文 · Passage

先月から自転車で通勤することにした。はじめは三十分の道のりが長く感じられたが、二週間続けた（　　）、体が慣れてきた。今では雨の日に電車に乗るのがかえってつらい。

（　　）に入る言葉を選びなさい。

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

正解 · Answer

ころには

解説 · Why

〜たころには marks the time by which a gradual change had taken effect.

誤答 · Why the other options are wrong

うちに — うちに would need a non-past form here.

ばかりに — ばかりに marks an unfortunate cause.

とたんに — とたんに means the very instant, too abrupt for two weeks.

語彙 · Breakdown

〜ころには—by the time ~

道のりみちのりdistance, journey

例文 · Example

着いたころには暗くなっていた。

Tsuita koro ni wa kuraku natte ita.

By the time I arrived it had got dark.

配点 · Points & details

Est. points1 pt

DifficultyMedium

Avg. time48 sec

Correct rate— no attempts yet

Appears in文章の文法

AddedAug 2026

SourceAI 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.

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