YOU SAID:

today i went to the park. It was really fun

INTO JAPANESE

今日は公園に行きました。とても楽しかったです

BACK INTO ENGLISH

I went to the park today. It was very fun

INTO JAPANESE

今日は公園に行きました。それは非常に楽しかったです

BACK INTO ENGLISH

I went to the park today. It was very fun