YOU SAID:

You never know when you'll need eight hours of sleep.

INTO JAPANESE

あなたはいつ8時間の睡眠が必要になるかわかりません。

BACK INTO ENGLISH

You do not know when you will need eight hours of sleep.

INTO JAPANESE

あなたはいつ8時間の睡眠が必要かわかりません。

BACK INTO ENGLISH

You do not know when you need 8 hours sleep.

INTO JAPANESE

あなたはいつ8時間の睡眠が必要かわかりません。

BACK INTO ENGLISH

You do not know when you need 8 hours sleep.