YOU SAID:

never bite off more than you can chew

INTO JAPANESE

かみ砕くことができるより多くを決してかみ

BACK INTO ENGLISH

Never bit more than can chew

INTO JAPANESE

決して噛むことはできません

BACK INTO ENGLISH

I can never chew

INTO JAPANESE

ありえません！

BACK INTO ENGLISH

I can never.

INTO JAPANESE

ありえません！

BACK INTO ENGLISH

I can never.