JLPT N2 Grammar Point: 〜ことだし
This JLPT N2 grammar point explains how to use 〜ことだし correctly, with formation rules and example sentences.
Pattern
- 普通形（Aい・Aナ・N）+ ことだし
Explanation
Used to state a reason or condition among others, often to justify an action. It emphasizes one reason while implying others exist.
Usage
Often used in conversation to introduce a reason followed by the speaker's opinion, suggestion, or decision.
Formation
Attach to the plain form of verbs, i-adjectives, na-adjectives (with だ), and nouns (with だ).
Examples
明日は試験も終わったことだし、ちょっと遠くまでドライブに行こうか。
あしたはしけんもおわったことだし、ちょっととおくまでドライブにいこうか。Since the exams are over, how about we go for a little drive?
今日は天気もいいことだし、散歩に出かけましょう。
きょうはてんきもいいことだし、さんぽにでかけましょう。Since the weather is nice today, let’s go for a walk.