GRAMMAR
〜とく
do in advance (contraction of ておく)
Explanation
NOTE
〜とく is the casual contraction of 〜ておく (to do something in advance or for a future purpose).
宿題を先にやっとくよ。
I'll do my homework in advance.
Casual contraction of やっておく
NOTE
Formed by dropping お from おく and blending て into と. Heard constantly in casual conversation.
STRUCTURE
Vて
とく席を予約しとくね。
Seki o yoyaku shitoku ne.
I'll reserve a seat in advance.
冷蔵庫に飲み物を入れとく。
Reizōko ni nomimono o iretoku.
I'll put drinks in the fridge ahead of time.
ドアを開けとくよ。
Doa o aketoku yo.
I'll leave the door open for later.
Practice exercises
1
交渉の前に相手の情報を十分調査しとくよ。
I'll thoroughly research the other party's information beforehand, before the negotiations.
Answer
調査しとく
2
メモを書いとくね。
I'll write a memo in advance.
Answer
書いとく
3
窓を閉めとく。
I'll close the window ahead of time.
Answer
閉めとく
4
地図を調べとくよ。
I'll look up the map beforehand.
Answer
調べとく
5
ご飯を炊いとくね。
I'll cook the rice in advance.
Answer
炊いとく
6
連絡先を書いとく。
I'll write down the contact information ahead of time.
Answer
書いとく
7
会議室を先に予約しとくね。
I'll reserve the conference room beforehand.
Answer
予約しとく
8
明日の発表のために資料を準備しとく。
I'll prepare the materials in advance for tomorrow's presentation.
Answer
準備しとく