YOU SAID:

i eat cookies only when the time is ready

INTO JAPANESE

クッキーを食べるのは準備が整った時だけ

BACK INTO ENGLISH

You only eat cookies when you're ready.

INTO JAPANESE

クッキーを食べるのは準備ができた時だけです。

BACK INTO ENGLISH

You can only eat cookies when you're ready.

INTO JAPANESE

クッキーは準備ができてからしか食べられません。

BACK INTO ENGLISH

Cookies can only be eaten when they are ready.

INTO JAPANESE

クッキーは準備ができたときにのみ食べることができます。

BACK INTO ENGLISH

Cookies can only be eaten when they are ready.