YOU SAID:

my grandma has a very big mouth to eat with the fork and this monkey is cool

INTO JAPANESE

おばあちゃんはフォークで食べる口がとても大きくて、この猿はかっこいいです

BACK INTO ENGLISH

Grandma has a very big mouth to eat with a fork and this monkey is cool

INTO JAPANESE

おばあちゃんはフォークで食べるのにとても大きな口があり、この猿はかっこいいです

BACK INTO ENGLISH

Grandma has a very big mouth to eat with a fork and this monkey is cool