Auxiliary verbs (also called helping verbs) are words like be, do, and have that help the main verb show tense, voice, or mood.
For example: She is reading a book. — “is” helps form the present continuous tense.
Try the exercises below to strengthen your understanding of auxiliary verbs in daily English.
Auxiliary Verbs Worksheets

Auxiliary Verbs Exercises
Exercise 1: Fill in the Blanks
Fill in each blank with the correct auxiliary verb (am, is, are, was, were, do, does, did, have, has, had).
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I ___ not like spicy food.
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She ___ going to the office now.
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They ___ already finished their homework.
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___ you seen my phone anywhere?
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We ___ watching a movie when the lights went out.
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He ___ not come to class yesterday.
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I ___ trying to learn English every day.
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___ she know your secret?
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You ___ been a good friend to me.
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The children ___ playing outside right now.
✅ Answer Key:
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do 2. is 3. have 4. Have 5. were 6. did 7. am 8. Does 9. have 10. are
Exercise 2: Choose the Correct Auxiliary Verb
Select the correct option (A, B, or C).
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He ___ not like coffee.
A. do B. does C. did -
I ___ reading a new book.
A. am B. is C. are -
They ___ never been to London.
A. have B. has C. had -
___ you go to the gym yesterday?
A. Do B. Does C. Did -
She ___ studying hard for her exams.
A. is B. was C. were
✅ Answer Key:
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B 2. A 3. A 4. C 5. A
Exercise 3: Rewrite in the Negative Form
Rewrite the following sentences in the negative form.
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She is cooking dinner. → ________________________
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They have finished the project. → ________________________
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He was watching TV. → ________________________
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I do like ice cream. → ________________________
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You have met my brother. → ________________________
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We are going to the park. → ________________________
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She can speak French. → ________________________
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They will arrive on time. → ________________________
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He plays the guitar very well. → ________________________
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I have seen that movie before. → _______________________
✅ Answer Key:
- isn’t 2. haven’t 3. wasn’t 4. don’t 5. haven’t 6. aren’t 7. can’t 8. won’t 9. doesn’t 10. haven’t
Exercise 4: Identify the Auxiliary Verbs
Underline or write down the auxiliary verb(s) in each sentence.
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We have been waiting for hours.
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She is studying for her test.
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Did you call your mom?
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They were watching the sunset.
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I do not agree with that idea.
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He has gone to the store.
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The kids are playing football.
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I had already eaten dinner.
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Does he live nearby?
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You have done a great job!
✅ Answer Key:
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have, been 2. is 3. Did 4. were 5. do 6. has 7. are 8. had 9. Does 10. have
