Contractions - Be - Present Tense

I am / I’m / I’m not

(Q) What are you doing?

(A) I’m playing tennis.

(N) I’m not doing anything.

(N) I ain’t doing anything (slang)

You are / You’re / You’re not / You aren’t

(Q) Where am I going?

(A) You’re going home.

(N) You’re not going to work

(N) You aren’t going to work.

He is / He’s / He’s not / He isn’t

(Q) What is he doing?

(A) He’s working.

(N) He’s not working.

(N) He isn’t working.

She is / She’s / She isn’t / She’s not

(Q) When is she leaving.

(A) She’s leaving tomorrow.

(N) She’s not leaving until tomorrow.

(N) She isn’t leaving today.

It is / It’s / It’s not / It isn’t

(Q) Is it working?

(A) It’s working.

(N) It’s not working.

(N) It isn’t working.

They are / They’re / They’re not / They aren’t

(Q) What are they doing?

(A) They’re talking.

(N) They aren’t talking.

(N) They’re not talking.

We are / We’re / We’re not / We aren’t

(Q) What are we buying?

(A) We’re buying a car.

(N) We aren’t buying a car.

(N) We’re not buying a car.