YOU SAID:

Remember when the bass is null?

INTO JAPANESE

低音がヌルのときを覚えていますか？

BACK INTO ENGLISH

Do you remember when the bass was null?

INTO JAPANESE

低音がヌルだったのを覚えていますか？

BACK INTO ENGLISH

Remember that the bass was null?

INTO JAPANESE

低音がヌルだったことを覚えていますか？

BACK INTO ENGLISH

Remember that the bass was null?