be, do, have and modal verbs in the Simple Present

How to use special verbs in the Simple Present

1. be as a main verb

Pronouns Affirmative sentence Negative sentence Question
I I am from Britain. I am not from Britain. Am I from Britain?
you You are from Britain. You are not from Britain. Are you from Britain?
he, she, it He is from Britain. He is not from Britain. Is he from Britain?
we, you, they They are from Britain. They are not from Britain. Are they from Britain?

We often use the short/contracted forms with this verb.

2. do as a main verb

Pronouns Affirmative sentence Negative sentence Question
I I do exercises. I do not do exercises. Do I do exercises?
you You do exercises. You do not do exercises. Do you do exercises?
he, she, it He does exercises. He does not do exercises. Does he do exercises?
we, you, they They do exercises. They do not do exercises. Do they do exercises?

3. have as a main verb

Pronouns Affirmative sentence Negative sentence Question
I I have books. I do not have books. Do I have books?
you You have books. You do not have books. Do you have books?
he, she, it He has books. He does not have books. Does he have books?
we, you, they They have books. They do not have books. Do they have books?

4. Modals can, could, may, must, need, will etc.

Pronouns Affirmative sentence Negative sentence Question
I, he, she, it, we, you, they I can play tennis. I cannot play tennis. Can I play tennis?

► We can subtitute don't (can't) for do not (cannot).

Modals have the same form every time regardless the subject. We do not add an -s to the infinitive.