Error Correction Exercises with Answers

Some might wonder whether error correction falls under English grammar topics. Yes, it is. Did you know that error correction exercises help you to understand various grammar concepts and their correct application? The following exercises are designed to assess grammatical knowledge across different areas such as nouns, verbs, tenses, articles, prepositions, subject–verb agreement, modifiers, and sentence construction. Let’s check out!

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• Error Correction Exercises with Answers

Error Correction Exercises with Answers

The exercises mentioned below will help you to identify common grammatical errors related to tenses, subject-verb agreement, articles, prepositions, and sentence structure. By attempting each question and then referring to the given answers, you can analyse their mistakes and understand why a particular form is correct. 

Exercise Set 1: Error Correction in Sentences

Identify the error in each sentence and rewrite the sentence correctly.

1. Each of the students have submitted their assignment.

2. She did not knew the answer to the question.

3. The teacher asked me why was I late.

4. Neither the boys nor the girl were present.

5. He is senior than me in experience.

6. The manager discussed about the issue in detail.

7. One must respect his parents.

8. The news were very surprising.

9. I prefer coffee than tea.

10. She is suffering with fever today.

11. He has been working here since five years.

12. The police is investigating the matter.

13. This is one of the best book I have read.

14. She requested me to explain her the concept.

15. The teacher along with the students were present.

16. He ran fastly to catch the bus.

17. I will inform him when he will arrive.

18. She did not had any idea about the plan.

19. The furniture were damaged during shifting.

20. He denied to accept the mistake.

Answers 

1. Each of the students has submitted their assignment.

2. She did not know the answer to the question.

3. The teacher asked me why I was late.

4. Neither the boys nor the girl was present.

5. He is senior to me in experience.

6. The manager discussed the issue in detail.

7. One must respect one’s parents.

8. The news was very surprising.

9. I prefer coffee to tea.

10. She is suffering from fever today.

11. He has been working here for five years.

12. The police are investigating the matter.

13. This is one of the best books I have read.

14. She requested me to explain the concept to her.

15. The teacher along with the students was present.

16. He ran fast to catch the bus.

17. I will inform him when he arrives.

18. She did not have any idea about the plan.

19. The furniture was damaged during shifting.

20. He denied accepting the mistake.

Exercise Set 2: Error Correction Based on Tenses and Verbs 

Correct the errors in the following sentences.

1. By the time we reached, the train already left.

2. She is knowing the answer very well.

3. He was working here since 2015.

4. Hardly had I entered the room than the bell rang.

5. She suggested me to take rest.

6. The patient died because lack of treatment.

7. He finished his work before the manager will arrive.

8. I am used to wake up early in the morning.

9. They discussed regarding the upcoming event.

10. He insisted that she pays the bill.

11. She would have helped you if you asked her.

12. I look forward to meet you soon.

13. He behaves as if he was the owner.

14. She did not realise what had happened just now.

15. The team has been practicing since three hours.

16. No sooner did the teacher entered the class than the students stood up.

17. She denied that she has taken the files.

18. I have seen him yesterday.

19. He told me that he will join the company next week.

20. The child is afraid to the dark.

Answers 

1. By the time we reached, the train had already left.

2. She knows the answer very well.

3. He has been working here since 2015.

4. Hardly had I entered the room when the bell rang.

5. She suggested that I take rest.

6. The patient died due to lack of treatment.

7. He finished his work before the manager arrived.

8. I am used to waking up early in the morning.

9. They discussed the upcoming event.

10. He insisted that she pay the bill.

11. She would have helped you if you had asked her.

12. I look forward to meeting you soon.

13. He behaves as if he were the owner.

14. She did not realise what had happened just then.

15. The team has been practicing for three hours.

16. No sooner did the teacher enter the class than the students stood up.

17. She denied that she had taken the files.

18. I saw him yesterday.

19. He told me that he would join the company next week.

20. The child is afraid of the dark.

Exercise Set 3: Error Correction in Complex Sentences 

Identify and correct the errors.

1. The reason why he failed is because he was careless.

2. She is the most intelligent of all other students.

3. The committee have taken its decision.

4. He is too weak that he cannot walk.

5. She prefers staying alone rather than to live with others.

6. He not only lost his job but also his reputation.

7. The teacher emphasized on the importance of discipline.

8. There is no point to argue with him.

9. He was accused for cheating in the exam.

10. Each and every students were informed about the meeting.

11. She was absent because she had fever.

12. The book is divided among five chapters.

13. He is confident to win the match.

14. I doubt that he is honest.

15. He ordered for tea and snacks.

16. The manager as well as the staff are responsible.

17. She is more smarter than her sister.

18. He succeeded because of his hard work and dedication.

19. I enjoy to read historical novels.

20. The work is superior than expected.

Answers 

1. The reason why he failed is that he was careless.

2. She is the most intelligent of all students.

3. The committee has taken its decision.

4. He is so weak that he cannot walk.

5. She prefers staying alone rather than living with others.

6. He lost not only his job but also his reputation.

7. The teacher emphasized the importance of discipline.

8. There is no point in arguing with him.

9. He was accused of cheating in the exam.

10. Each and every student was informed about the meeting.

11. She was absent because she had a fever.

12. The book is divided into five chapters.

13. He is confident of winning the match.

14. I doubt whether he is honest.

15. He ordered tea and snacks.

16. The manager as well as the staff is responsible.

17. She is smarter than her sister.

18. He succeeded due to his hard work and dedication.

19. I enjoy reading historical novels.

20. The work is superior to what was expected.

Exercise Set 4: Error Correction in Paragraphs

Read the sentences and correct the errors.

1. The teacher told that honesty is the best policy.

2. She is working here from the last two years.

3. The principal ordered the students to maintaining silence.

4. He is one of the player who was selected.

5. Neither of the answers are correct.

6. She asked me what was my problem.

7. The train arrived late due to heavy rain.

8. He accused me to steal the money.

9. This is the house where I was born in.

10. He is capable to do this work alone.

11. The speaker spoke regarding the importance of education.

12. I objected his rude behaviour.

13. The boy ran quick towards the gate.

14. She congratulated me for my success.

15. The company will recruit staffs next month.

16. He suggested that the meeting is postponed.

17. The luggage were too heavy to carry.

18. She has no interest on sports.

19. The children enjoyed to play in the park.

20. He was tired so he laid on the bed.

Answers

1. The teacher said that honesty is the best policy.

2. She has been working here for the last two years.

3. The principal ordered the students to maintain silence.

4. He is one of the players who were selected.

5. Neither of the answers is correct.

6. She asked me what my problem was.

7. The train arrived late because of heavy rain.

8. He accused me of stealing the money.

9. This is the house where I was born.

10. He is capable of doing this work alone.

11. The speaker spoke about the importance of education.

12. I objected to his rude behaviour.

13. The boy ran quickly towards the gate.

14. She congratulated me on my success.

15. The company will recruit staff next month.

16. He suggested that the meeting be postponed.

17. The luggage was too heavy to carry.

18. She has no interest in sports.

19. The children enjoyed playing in the park.

20. He was tired so he lay on the bed.

Exercise Set 5: High-Level Error Correction 

Correct the following sentences carefully.

1. The more you practice, better you become.

2. He is the same man whom I met yesterday.

3. Scarcely had the match started when it began to rain.

4. She hardly had completed the work than the bell rang.

5. He is known as a honest officer.

6. The judge along with the lawyers were present.

7. He explained me the reason for delay.

8. The teacher asked me that why I was absent.

9. The manager did not approve to the proposal.

10. I wish I know the answer.

11. No sooner did the sun rose than it became hot.

12. He is senior than all his colleagues.

13. She insisted to pay the bill.

14. I prefer staying home rather than going out.

15. The number of applicants have increased.

16. He denied that he stole the documents.

17. She was too late that she missed the train.

18. The officer ordered the work to be complete immediately.

19. The teacher advised the students for working hard.

20. He is accustomed to work under pressure.

Answers

1. The more you practice, the better you become.

2. He is the same man whom I met yesterday.

3. Scarcely had the match started when it began to rain.

4. She hardly had completed the work when the bell rang.

5. He is known as an honest officer.

6. The judge along with the lawyers was present.

7. He explained the reason for delay to me.

8. The teacher asked me why I was absent.

9. The manager did not approve the proposal.

10. I wish I knew the answer.

11. No sooner did the sun rise than it became hot.

12. He is senior to all his colleagues.

13. She insisted on paying the bill.

14. Sentence is correct.

15. The number of applicants has increased.

16. He denied stealing the documents.

17. She was so late that she missed the train.

18. The officer ordered the work to be completed immediately.

19. The teacher advised the students to work hard.

   20. He is accustomed to working under pressure.