“A fresh pair of eyes”

“Eat humble pie”

To admit that you were wrong.

“Every dog has its day”

Everyone gets a chance to succeed at some point.

“Dirt cheap”

Very cheap.

“Cut and dried”

Already decided and not likely to change.

“Fair and square”

Honestly and according to the rules.

“Crash course”

A short and intensive course.

“Dog days”

The hottest days of summer.

“Can’t make head or tail of”

To be unable to understand something.