Infinitive Phrase Worksheets: Exercises, PDF & Answer Key

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Looking to master infinitive phrases in English? These Infinitive Phrase Worksheets provide clear, structured, and practical exercises to help learners identify, understand, and use infinitive phrases accurately in real English contexts.

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Infinitive Phrase Exercises

Exercise 1: Underline the Infinitive Phrase in Each Sentence

Underline the infinitive phrase in each sentence below.

  1. She wants to become a doctor one day.
  2. I need to find my keys before we leave.
  3. They decided to go camping in the mountains.
  4. His dream is to travel the world.
  5. We hope to finish our homework before dinner.
  6. The team tried to solve the problem quickly.
  7. He promised to call me after the meeting.
  8. I forgot to lock the front door.
  9. Their plan is to open a small café in town.
  10. The teacher told us to review chapters 3 and 4.
  11. He was happy to receive the award.
  12. She asked to speak to the manager.
  13. I made a decision to change my career.
  14. They were eager to meet the new coach.
  15. My parents agreed to let me study abroad.
  16. We learned to respect each other during the project.
  17. She offered to help with the decorations.
  18. His advice is to take a short break.
  19. The manager expects us to arrive early tomorrow.
  20. It’s important to stay calm under pressure.

Answer Key

  1. She wants to become a doctor one day.
  2. I need to find my keys before we leave.
  3. They decided to go camping in the mountains.
  4. His dream is to travel the world.
  5. We hope to finish our homework before dinner.
  6. The team tried to solve the problem quickly.
  7. He promised to call me after the meeting.
  8. I forgot to lock the front door.
  9. Their plan is to open a small café in town.
  10. The teacher told us to review chapters 3 and 4.
  11. He was happy to receive the award.
  12. She asked to speak to the manager.
  13. I made a decision to change my career.
  14. They were eager to meet the new coach.
  15. My parents agreed to let me study abroad.
  16. We learned to respect each other during the project.
  17. She offered to help with the decorations.
  18. His advice is to take a short break.
  19. The manager expects us to arrive early tomorrow.
  20. It’s important to stay calm under pressure.

Exercise 2: Fill in the Blanks with an Infinitive Phrase

Complete each sentence using a logical infinitive phrase.

  1. My goal is ______________________.
  2. She refused ______________________.
  3. He needs ______________________.
  4. We’re excited ______________________.
  5. They tried ______________________.
  6. She plans _______________________.
  7. They forgot _______________________.
  8. We hope _______________________.
  9. He offered _______________________.
  10. I’m learning _______________________.

(Examples: to win the competition, to solve the problem, to speak in public, etc.)

Answer Key

  1. My goal is to win the competition.
  2. She refused to answer the question.
  3. He needs to finish his homework.
  4. We’re excited to visit our grandparents.
  5. They tried to fix the broken computer.
  6. She plans to travel to Italy next summer.
  7. They forgot to lock the door before leaving.
  8. We hope to finish the project on time.
  9. He offered to help carry the groceries.
  10. I’m learning to play the guitar.

Exercise 3: Circle the Sentence That Contains an Infinitive Phrase

In each pair, circle the sentence that contains an infinitive phrase.

  1. a) She enjoys swimming on weekends.
    b) She wants to swim in the ocean.
  2. a) They planned to visit their grandparents.
    b) They visit their grandparents every weekend.
  3. a) He runs to the park every morning.
    b) He forgot to lock the door.
  4. a) We started cleaning the kitchen.
    b) We need to clean the kitchen before guests arrive.
  5. a) I hope to see you soon.
    b) I saw you at the store.
  6. a) She studies late at night.
    b) She decided to study late at night.
  7. a) We play board games together.
    b) We like to play board games together.
  8. a) They were watching a movie.
    b) They agreed to watch a movie later.
  9. a) I walk to school every day.
    b) I want to walk every day.
  10. a) He laughed at the joke.
    b) He tried to understand the joke.
  11. a) The kids built a treehouse.
    b) The kids wanted to build a treehouse.
  12. a) She plans to become a doctor.
    b) She is already a doctor.
  13. a) We went shopping yesterday.
    b) We need to go shopping today.
  14. a) He knows the answer.
    b) He hopes to know the answer.
  15. a) I went to the concert.
    b) I managed to get concert tickets.

Answer Key

  1. b
  2. a
  3. b
  4. b
  5. a
  6. b
  7. b
  8. b
  9. b
  10. b
  11. b
  12. a
  13. b
  14. b
  15. b

Exercise 4: Rewrite Using an Infinitive Phrase

Rewrite each sentence using an appropriate infinitive phrase.

1. Her dream is that she will become a singer.

→ 

2. He made a promise that he would help his friend.

→ 

3. Their goal is that they will win the tournament.

→ 

4. We had a plan that we would visit Da Nang.

→ 

5. She has a desire that she will learn French.

→ 

6. His decision was that he would quit his job.

→ 

7. My next task is that I must clean the kitchen.

→ 

8. The teacher told us that we should complete the assignment.

→ 

9. They were ready that they could start the meeting.

→ 

10. She asked for a chance that she could explain herself.

→ 

11. I’m looking for a way that I can save more money.

→ 

12. His suggestion is that we take a break.

→ 

13. The officer ordered them that they must leave the area.

→ 

14. I have a strong reason that I will speak with the manager.

→ 

15. We made an effort that we would improve our grades.

→ 

Answer Key:

  1. Her dream is to become a singer.
  2. He made a promise to help his friend.
  3. Their goal is to win the tournament.
  4. We had a plan to visit Da Nang.
  5. She has a desire to learn French.
  6. His decision was to quit his job.
  7. My next task is to clean the kitchen.
  8. The teacher told us to complete the assignment.
  9. They were ready to start the meeting.
  10. She asked for a chance to explain herself.
  11. I’m looking for a way to save more money.
  12. His suggestion is to take a break.
  13. The officer ordered them to leave the area.
  14. I have a strong reason to speak with the manager.
  15. We made an effort to improve our grades.
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