In English, we use the ‘be’ verb (am/is/are) to:
talk about jobs: She is a doctor. She is not a pilot.
describe feelings: He is happy. He isn’t angry.
talk about nationality: I am from Nigeria. I am not from Canada.
ask questions: What is your name? Are they students?
The verb to be present: is – are – am
Pronouns singular: I – you – she – he – it
Pronouns plural: you – we – they
( + ) Affirmative sentences and ( – ) Negative sentences
Singular sentences
I am a teacher. (affirmative)
I am not a teacher. (negative)
You are a good person. (affirmative)
You are not a good person. (negative)
You aren’t a good person. (negative)
She is a football player. (affirmative)
She is not a football player. (negative)
She isn’t a football player. (negative)
He is a doctor. (affirmative)
He is not a doctor. (negative)
He isn’t a doctor. (negative)
Plural sentences
You are good students. (affirmative)
You are not good students. (negative)
You aren’t good students. (negative)
They are very good. (affirmative)
They are not very good. (negative)
They aren’t very good. (negative)
We are studying English. (affirmative)
We are not studying English. (negative)
We aren’t studying English. (negative)