The document outlines the affirmative, negative, and interrogative forms of the auxiliary verbs "to have", "to do", and "to be" in English. It provides examples of using each auxiliary verb in the three forms, with examples including subjects like "I", "you", "he/she/it", and plural forms. The document serves as a reference for conjugating these common auxiliary verbs in English based on their subject.

1. AUXILIARY VERB AFFIRMATIVE NEGATIVE INTERROGATIVE
TO HAVE
I/You/We/They
Have
I/You/We/They
Haven´t Do
I/You/We/They… ?
Does
He/She/It…?
He/She/It
Has
He/She/It
Hasn´t
TO DO
I/You/We/They
Verb in present
I/You/We/They
Don´t
He/She/It
Verb in Present + (s)
He/She/It
Doesn´t
TO BE
I am I am not Am I …?
You/We/They
are
You/We/They
Aren´t
Are You/We/They ..?
He/She/It
is
He/She/It
Isn´t Is He/She/It …?

2. examples using auxiliary verb To Have
• AFFIRMATIVE  I have three brothers.
• NEGATIVE  I haven´t three brothers.
• QUESTION  Do I/you have three brothers?
• AFFIRMATIVE  Dora has a meeting at 3:00 pm.
• NEGATIVE  Dora hasn´t a meeting at 3:00 pm.
• QUESTION  Does Dora has a meeting at 3:00 pm?

3. examples using auxiliary verb To Do
• AFFIRMATIVE  Linda and Melissa play tennis at 11:00.
• NEGATIVE  Linda and Melissa don´t play tennis at 11:00.
• QUESTION  Do Linda and Melissa play tennis at 11:00?
• AFFIRMATIVE  Monica dances salsa everyday.
• NEGATIVE  Monica doesn´t dance salsa everyday.
• QUESTION  Does Monica dance salsa everyday?

4. examples using auxiliary verb To Be
• AFFIRMATIVE  Patrick is the doctor of my mother.
• NEGATIVE  Patrick isn´t the doctor of my mother.
• QUESTION  Is Patrick the doctor of my mother?
• AFFIRMATIVE  They are the brothers of Joseph.
• NEGATIVE  They aren´t the brothers of Joseph.
• QUESTION  Are they the brothers of Joseph?