A:きのうから歯が痛いです。
B:歯医者を予約しましたか。
A:はい。きょうの三時半です。
B:では、行く前に何か食べたほうがいいですね。
A:そうします。予約の十分前までに着きます。
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歯が痛いです
Toothache
💡 Read this first
Estimate your arrival time from the 3:30 appointment time and request 10 minutes early. The answer is 3:20, not 3:40.
Passage
- CONTENT歯医者の予約は何時ですか。
Explanation: A answers directly with 「きょうの三時半」.
- KEY WORD「予約」の意味は何ですか。
Explanation: This word appears in the article. Compare it with the context and reading 「よやく」.
- INFERENCEAさんは何時までに着きますか。
Explanation: Subtract 10 minutes from 3:30.
Key words
- 歯 teeth
- 痛い pain
- 歯医者 dentist
- 予約 appointment
- 十分前 10 minutes ago
Grammar
The action after 前に takes place before action V. This is a common ordering trap.
までに is the deadline: the action must be completed before milestone N. Distinguished from まで which lasts continuously until that milestone.
✍️ Try it yourself
Say the appointment time and the time you need to arrive first.
Show translation Hide translation
A: I have a toothache since yesterday. B: Have you booked a dentist yet? A: Yes. Today at 3:30. B: So eat something before you go. A: I will. I will arrive no later than 10 minutes before the appointment time.