Host: Jeffery

　　play it by ear

　　go in one ear and out the other

　　follow sb's nose

　　Practical Sentence

　　eg:What shall we do?Let’s play it by ear.

　　play it by ear

　　follow sb's nose

　　eg: Turn left and follow your nose, you won’t miss it.

　　eg: What’s wrong with you?

　　I don’t know, words just go in one ear and out the other.

　　go in one ear and out the other