Multiple choice

Directions: Substitute the underlined part of the idiom or the phrase with the appropriate option.

He does not look very confident, but you cannot judge the cook by its cover.

  1. person

  2. book

  3. gift

  4. quality

  5. crook

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

It means to not be able to really know about someone or something by simply looking at him/her.