〜こともある

There are times when...; sometimes...; it can happen that...

1. Meaning

The expression "〜こともある" is used to indicate that there are occasions or situations in which a certain action occurs or a specific state exists. It implies that while something may not happen all the time, it does happen occasionally.

2. Overview

This structure conveys the idea that certain events or circumstances can occur at times, highlighting variability or exceptions to a general rule.

3. Structure

• Grammar Structure:

  • Verb (dictionary form) + こともある
  • い-adjective (dictionary form) + こともある
  • な-adjective + こともある
  • Noun + こともある

• Explanation: The structure emphasizes that while a particular situation may not be the norm, it can still occur.

4. Usage Explanation

• Connection: "〜こともある" is often used in both spoken and written Japanese to describe occasional occurrences or exceptions to general statements.

• Translation: It is generally translated as "there are times when..." or "sometimes...".

5. Example Sentences

1. 時々、彼は遅れて来ることもある。
   There are times when he arrives late.

2. 雨が降ることもあるので、傘を持って行った方がいい。
   Sometimes it rains, so it's better to take an umbrella.

3. 忙しい時期には、仕事が終わらないこともある。
   During busy times, there are occasions when I can't finish my work.

4. この料理は、失敗することもある。
   There are times when this dish fails.

5. 彼女は優秀だが、ミスをすることもある。
   She is excellent, but there are times when she makes mistakes.

6. Alternative Grammar

• 〜ことがある: Similar in meaning but slightly emphasizes the existence of certain occurrences rather than the variability.
  • Example: 彼は日本に行ったことがある。
    (He has been to Japan before.)

7. Related Grammar

• 〜ことにする: Indicates a decision made about an action.
  • Example: 毎日運動することにする。
    (I decided to exercise every day.)

8. Points to Note

• Tone: "〜こともある" carries a neutral tone and is used to express variability or exceptions without strong emotional connotations.

• Context: This expression can be used in various contexts, suitable for both formal and informal settings.

9. Summary

"〜こともある" is a grammatical structure used to express that certain actions or situations can occur occasionally, indicating variability in behavior or circumstances. It is frequently employed in daily conversation and writing.