N4 Intentions & Plans
~ておく: meaning, usage and examples
~ておく means: making preparations in advance.
How to form it
<Verb て-form> + おく / 〜とく (contracted)
Examples
明日のために資料を準備しておきます。
I'll prepare materials in advance for tomorrow.
部屋をきれいにしておいてください。
Please clean the room in advance.
友だちが来るので、飲み物を買っておきます。
A friend is coming over, so I'll buy some drinks ahead of time.
授業の前に、新しい言葉を覚えておきます。
I'll learn the new words before class.
When to use it
Do something in advance or as preparation for a future situation.
Nuance
〜ておく implies the action is for a future benefit: 予約しておく (make a reservation in advance).
Compare
〜てしまう (done and over). 〜ておく (done in preparation).
Tip: 〜とく is the casual contraction: 買っとく = 買っておく. Common in daily speech.
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Frequently asked questions
What does ~ておく mean?
Making preparations in advance. Example: 明日のために資料を準備しておきます。 (I'll prepare materials in advance for tomorrow.)
How do you form ~ておく?
<Verb て-form> + おく / 〜とく (contracted). 〜とく is the casual contraction: 買っとく = 買っておく. Common in daily speech.