This document provides instructions and examples for using auxiliaries like do and does to form questions and negative statements in the simple present tense. It gives examples of forming questions with do/does and examples of rewriting statements in the negative form. It also lists rules for using do/does such as not using it with verbs like be or can, and guidelines for when to use do versus does based on subject pronouns.

1. AUXILIARIES
LET’S TAKE A LOOK AT THE FOLLOWING RULES:
NOW, LET’S PRACTICE:
I. Write questions with DO…? And DOES…? Take a look at the example:
1. I like chocolate. How about you? Do you like chocolate?
2. You work hard. How about Anna? _____DOES ANA WORK HARD?
3. Lisa plays tennis. How about his friends? __DO THEY PLAY TENNIS?_
4. Tom speaks French. How about his brother? ___DOES HE SPEAK FRENCH?_
5. Charles plays soccer. How about Richard? DOES RICHARD PLAY SOCCER?
6. Tina wants to be famous. How about you? __DO YOU WANT TO BE FAMOUS?
7. I do yoga every morning. How about you? __DO YOU DO YOGA EVERY MORNING?
8. John lives near here. How about his sister? ___DOES SHE LIVE NEART HERE?
9. Susan often goes to the beach. How about Lucy? __DOES LUCY OFTEN GO TO THE BEACH?
10. I love chemistry. How about you? __DO YOU LOVE CHEMISTRY?
II. Write the negative form for the following statements. Look at the example:
1. Lucy plays the piano very well. Lucy doesn’t play the piano very well
2. They know my telephone number. ______THEY DON¨T KNOW MY TELEPHONE NUMBER
3. He has a bath everyday. _____HE DOESN`T HAVE A BATH EVERYDAY_
4. You have lunch at the same hour every day. _______YOU DON`T HAVE_LUCH AT THE SAME HOUR EVERY DAY
DON’T use DO or DOES with the
verb TO BE. WRONG: Douglas
DOES NOT IS a doctor. CORRECT:
Douglas IS NOT a doctor.
DON’T use DO or DOES with the
verb CAN. WRONG: They DON’T
CAN speak French. CORRECT:
They CAN’T speak French.
DON’T add –S to a verb in a
question or negation with the
third person if you are using
DOES. WRONG: Lynette DOESN’T
LIKES strawberries. CORRECT:
Lynette DOESN’T LIKE
strawberries.
DON’T ask a question without
using DO or DOES. James plays
soccer? DOES James play soccer?
DON’T say NO with verbs
different from CAN or TO BE
without using DO or DOES.
WRONG: They not write letters.
CORRECT: They DON’T write
letters.
Use DO with the pronouns I, YOU,
WE, and THEY or with nouns that
can be replaced by those
pronouns.
Use DOES with the pronouns SHE,
HE, and IT or with nouns that can
be replaced by those pronouns.
Use DO and DOES to ask
questions in the simple present.
Example: DO you like pizza? DOES
she like hamburger?
Use DO and DOES to say NO.
Example: I DO NOT study Math.
She DOES NOT work.
Use DO and DOES to say NO in an
abbreviated form. Example: We
DON’T play baseball. He DOESN’T
go to the gym.
Use DO and DOES to give short
answers. Example: Do you drink
wine? Yes, I DO - No, I DON’T.
OUR BEST
FRIENDS IN
THE SIMPLE
PRESENT!!

2. 5. We sing very well. ____WE DON`T SING VERY WELL
6. I play the guitar. ___I DON`T PLAY THE GUITAR__
7. She likes to eat salad. __SHE DOESN`T LIKE TO EAT SALAD
8. My parents visit Rome every year. __THEY DON`T VISIT ROME EVERY YEAR___
9. Jerry studies every night. __HE DOESN`T STUDY EVERY NIGHT
10. We visit our grandparents on Sunday. ___WE DON’T VISIT OUR GRANDPARENST ON SUNDAY_
Designed by Sandra Álvarez