Talk about what you do
Milo: What do you do?
Gary: I'm an architect. And you?
Milo: I'm a doctor.
Singular statement
Affirmative statements
I am Toby. / I'm Toby.
You are an engineer. / You're an engineer.
He is a teacher. / He's a teacher.
She is a nurse. / She's a nurse.
Negative statements
I am not Tony. / I'm not Tony.
You are not an architect. / You're not an architect.
He is not a student. / He's not a student.
She is not a doctor. / She's not a doctor.
Singular and plural nouns
Singular nouns
a chef
an athlete
Plural nouns
2 chefs
3 athletes
Plural statements
Affirmative statements
We are lawyers. / We're lawyers.
You are flight attendants. / You're flight attendants.
They are musicians. / They're musicians.
Negative statements
We are not chefs. / We're not chefs.
You are not pilots. / You're not pilots.
They are not writers. / They're not writers.
Yes / no questions and short answers
Are you Laura? Yes, I am. / No, I'm not.
Is he a manager? Yes, he is. / No, he's not.
Is Manda a teacher? Yes, she is. / No, she's not.
Are you students? Yes, we are. / No, we're not.
Are they singers? Yes, they are. / No, they're not.
Are they Bob and Sue? Yes, they are. / No, they're not.