〜たことがあります
have (done) before — experience
Say whether something has ever happened in your life.
Remember it
Look back at your experience and use 〜たことがあります.
Understand
Build the pattern
Sentence formula
How it works
Talks about past experience. Perfect for interviews: Reactを使ったことがあります (I have used React). The negative 〜たことがありません means you have never done it.
When to use it
Useful in introductions, interviews, travel stories, and getting to know someone.
Tone: Polite
A safe choice for everyday conversations, shops, school, and the workplace.
Use
Hear it in real life
At work
Example 1日本の会社で働いたことがあります。
にほんの かいしゃで はたらいたことが あります。
nihon no kaisha de hataraita koto ga arimasu
I have worked at a Japanese company before.
At work
Example 2このフレームワークを使ったことがありますか。
このふれーむわーくを つかったことが ありますか。
kono fureemuwaaku o tsukatta koto ga arimasu ka
Have you used this framework before?
Make it yours
Choose one example. Replace one person, place, object, or time with a detail from your life, then say the new sentence aloud.
Recall
Test your memory
Recall practice
Can you say it?
1 of 2
Read the situation, look away from the answer, and say the Japanese aloud.
Your situation
I have worked at a Japanese company before.
The answer is hidden. Try to use 〜たことがあります.
Remember tomorrow
Save this pattern as a flashcard
Review the meaning and formula later so today’s lesson moves into long-term memory.