1. I.- TENSES
1.-VERB TO BE (AM, IS, ARE) – Simple Present.
FORM
AFFIRMATIVE QUESTION NEGATIVE
I am = I’m Am I ? I am not = I’m not
He = He’s He ? He = He isn’t
She is = She’s Is She? She is not = She isn’t
It = It’s It ? It = It isn’t
We = We’re We ? We = We aren’t
You are = You’re Are You ? You are not = You aren’t
They = They’re They ? They = They aren’t
Affirmative Form : To make the affirmative we use:
SUBJECT + AM / IS/ ARE
Examples:
- I am a student.
- My mother is at home. She is 40 years old.
Question Form: To make a question we change the place of the subject and the verb.
AM / IS / ARE + SUBJECT ?
Examples :
I am a student. Short Answer
Am I a student ? Yes, you are.
No, you aren’t
He is a teacher.
Is He a teacher ? Yes, he is
No, he isn’t

2. Negative Form : To make negative we put not after am, is or are.
SUBJECT + AM / IS / ARE + NOT
Examples:
- My brother isn’t a doctor.
- The children aren’t at school today.
- I ‘m not a teacher.
USE
We use AM, IS, ARE :
1.- To describe people or things or to talk about people’s profession.
Ex: Saul is tall and thin. Miss Taylor is a school teacher.
2.- To say where people come from and nationality.
Ex: Edwin is from Brazil. He’s Brazilian.