Air is life.

Meaning: This means that air is essential for life to exist. It's like saying, Without air, there would be no life.

Choice of Words: Air is the mixture of gases that surrounds the earth and is necessary for life to exist. Is is a linking verb that connects the subject to a complement. Life is the state of being alive or the existence of living organisms.

Alternative Expressions

Air is essential.

Meaning: This means that we can't live without air. Air is very important for us.

Choice of Words: Air is the gas that we breathe in and out. It's all around us, even though we can't see it. Essential means very important or necessary. So when we say "Air is essential," we mean that air is very important for us to have.

We need air to survive.

Meaning: This means that air is necessary for us to stay alive. Without air, we would die.

Choice of Words: We means all of us humans. Need means to require something in order to live or function properly. Air is the gas that we breathe in and out. Survive means to continue living. So when we say "We need air to survive," we mean that we can't live without air.

Related Expressions