It’s A Breeze: 42 Lively English Lessons on American Idioms
He’s wet behind the ears.
The test was a piece of cake.
She came right out of the blue.
Do you know the words, but don’t understand the meaning? These short sentences use common American idioms. You will find idioms on television, in sports, at work, and at school.
Idioms are also one reason English can be a difficult language for many adults to learn. You have to learn common American idioms to really speak English in a natural style.