Auxiliary (helping) verbs be, have and do form tenses, questions and negatives. Modal verbs such as can, could, may, might, should, must and would add meanings like ability, permission and advice. The answer key is at the end.
Learn the rules first: Modal Verbs and Auxiliary Verbs: Uses, Examples and Exercises
Practise online, with instant answers: Verbs practice test (Basic) · Modal Verbs practice test (Basic)
Auxiliary Verbs Worksheet with Answers
Free English worksheets, tests and lessons at enableacademy.in
A. Be, have or do
Fill in the blank with the correct form of be, have or do.
- She __________ reading a novel now.
- They __________ finished their lunch.
- __________ you like mangoes?
- He __________ not go to school yesterday.
- The letters __________ posted last week.
- __________ your brother work in Delhi?
- I __________ seen this film before.
- We have __________ waiting for you since morning.
B. Choose the modal verb
Circle the correct modal verb.
- You (must / can) wear a helmet when you ride a bike.
- (Can / Must) you swim?
- You (should / might) see a doctor about that cough.
- It (might / must) rain later; take an umbrella.
- (May / Must) I come in, sir?
- When I was five, I (could / can) read Hindi.
- You (shouldn't / can't) eat so much junk food.
- (Would / Shall) you like some tea?
C. Make questions
Turn each sentence into a question using an auxiliary or modal verb (add do, does or did where needed).
- She is a teacher.
- They have left.
- He can drive.
- You live in Mumbai.
- Ravi went to the market.
D. Correct the mistakes
Each sentence has one mistake. Write the sentence correctly.
- He can drives a car.
- Does she knows the answer?
- I am agree with you.
- You must to finish this today.
Answer Key
A. Be, have or do
- is
- have
- Do
- did
- were
- Does
- have
- been
B. Choose the modal verb
- must
- Can
- should
- might
- May
- could
- shouldn't
- Would
C. Make questions
- Is she a teacher?
- Have they left?
- Can he drive?
- Do you live in Mumbai?
- Did Ravi go to the market?
D. Correct the mistakes
- He can drive a car.
- Does she know the answer?
- I agree with you.
- You must finish this today.