“Key” in a Sentence (with Audio)

Examples of how to use the word “key” in a sentence. How to connect “key” with other words to make correct English sentences.

key (n, adj): a piece of metal that has been cut into a special shapeand is used for opening or closing a lock, starting a car engine, etc.; very important and having a lot of influence on other people or things

Use “key” in a sentence