How Well Do You Know Common Idioms?

Preaching to the choir (correct)

Singing in the rain

Barking up the wrong tree

Talking to a brick wall

Converting the unbelievers (correct)

Talking to a brick wall

Singing in the rain

Barking up the wrong tree

Talking to someone who is not listening

Making a mistake or pursuing a mistaken assumption (correct)

Trying to convince people who already agree with you

Trying to convince people who do not agree with you