YOU SAID:
Would you care for a glass of water?
INTO JAPANESE
あなたはコップ一杯の水を世話しますか?
BACK INTO ENGLISH
Do you take care of a glass of water?
INTO JAPANESE
あなたはコップ一杯の水の世話をしますか?
BACK INTO ENGLISH
Do you take care of a glass of water?
That didn't even make that much sense in English.