～ておく

In this lesson, I will introduce you the new expression ておく. ておく is made up of the te-form of a verb plus the helping verb おく and describes an action performed in preparation for something. <Example Sentences> きょう　は　さむく　なる　ので　エアコン　を　つけておきます。 きょう　は　さむく　なる　から　エアコン　を　つけとく　ね。(in casual speech) Because it will be cold today, I will turn on the air conditioner. しりょう　を　ここ　に　おいておきます。 しりょう　を　ここ　に　おいとく　ね。(in casual speech) I put the document here. References: Te-forms https://anchor.fm/yuya-sato/episodes/Te-forms-enfaqj How to describe the status change of adjectives https://anchor.fm/yuya-sato/episodes/How-to-describe-the-status-change-of-adjectives-eo7rv9 How to explain the reason using ので https://anchor.fm/yuya-sato/episodes/How-to-explain-the-reason-using-eons27 How to Explain the Reason by Using the Word "から" https://anchor.fm/yuya-sato/episodes/How-to-Explain-the-Reason-by-Using-the-Word-enibdg Sentence-ending particle "ne" and "yo" https://anchor.fm/yuya-sato/episodes/Sentence-ending-particle-ne-and-yo-emureo Instagram: https://www.instagram.com/yuyaman1986