Long form

Short form

Example

Negation

Question

I am

I'm

I am late.

I am not late.

You are

You're

You are clever.

You are not (aren't) clever.

He is

He's

He is happy.

He is not (isn't) happy.

She is

She's

She is hungry.

She is not (isn't) hungry.

It is

It's

It is cold.

It is not (isn't) cold.

We are

We're

We are late.

We are not (aren't) late.

You are

You're

You are sleepy.

You are not (aren't) sleepy.

They are

They're

They are great.

They are not (aren't) great