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Error Correction

English Grammar and Spoken English Tutorial

Lesson 22 of 22

1. What Is Error Correction?

Error correction means finding and correcting mistakes in grammar, vocabulary, spelling, punctuation, and sentence structure.

Hindi meaning: Error correction का अर्थ वाक्य में हुई गलतियों को पहचानकर उन्हें सही करना है।

Incorrect: She go to school every day.

Correct: She goes to school every day.

To correct a sentence, read it carefully, identify the type of error, and check the grammar rule.

2. Subject-Verb Agreement Errors

The verb must agree with its subject in number and person.

IncorrectCorrectRule
He play cricket.He plays cricket.He/she/it takes -s or -es in the present simple.
They is happy.They are happy.Use are with they.
My friends likes music.My friends like music.Plural subjects use the base verb.
Everyone have a book.Everyone has a book.Everyone is grammatically singular.

3. Tense Errors

IncorrectCorrectExplanation
I am going to school yesterday.I went to school yesterday.Use past tense with yesterday.
She has finished her work last night.She finished her work last night.Use past simple with a finished past time.
They are play football now.They are playing football now.Present continuous = am/is/are + verb-ing.
He did not went there.He did not go there.After did not, use the base verb.
I have seen him yesterday.I saw him yesterday.Use past simple with a specific finished past time.

4. Articles and Preposition Errors

Articles: a, an, the
IncorrectCorrectRule
He is an university student.He is a university student.Use a before a consonant sound (/juː/).
She ate a apple.She ate an apple.Use an before a vowel sound.
Sun rises in the east.The sun rises in the east.Use the for this unique object.
Prepositions
IncorrectCorrect
She is good in English.She is good at English.
We arrived to the station.We arrived at the station.
He is interested on music.He is interested in music.
I have been waiting since two hours.I have been waiting for two hours.

5. Pronoun and Word-Form Errors

IncorrectCorrectRule
Me and Rahul went home.Rahul and I went home.Use a subject pronoun as the subject.
This is her's book.This is hers book. / This book is hers.“Hers” does not take an apostrophe and is not used before a noun.
She sings beautiful.She sings beautifully.Use an adverb to describe how an action is done.
He is a success businessman.He is a successful businessman.Use an adjective before a noun.
I need some informations.I need some information.Information is uncountable in standard English.

6. Sentence Structure and Word Order

IncorrectCorrectExplanation
Why you are late?Why are you late?In most direct questions, put the auxiliary verb before the subject.
I don't know where is he.I don't know where he is.Use statement word order in embedded questions.
Although he was tired, but he worked.Although he was tired, he worked.Do not normally use although and but together in this structure.
She is more taller than me.She is taller than me.Do not use more with a comparative already ending in -er.
He can to swim.He can swim.Use the base verb after can.

7. Punctuation and Capitalization Errors

IncorrectCorrectRule
where do you liveWhere do you live?Capitalize the first word and add a question mark.
i live in patna.I live in Patna.Capitalize “I” and place names.
Its a nice day.It's a nice day.It's means it is; its shows possession.
Ravi said "I am fine".Ravi said, "I am fine."Use punctuation with direct speech according to your chosen style.

8. A Simple Method for Error Correction

  1. Read the whole sentence to understand its meaning.
  2. Find the subject and check whether the verb agrees with it.
  3. Look for time words such as yesterday, now, since, and for to check the tense.
  4. Check articles, prepositions, pronouns, and word forms.
  5. Check word order, spelling, capitalization, and punctuation.
  6. Read the corrected sentence again to make sure it sounds natural.

9. Quick Quiz

Choose the correct sentence or word.

1. Choose the correct sentence.

2. He did not _____ the answer.

3. Choose the correct sentence.

Lesson Summary
  • Check subject-verb agreement and tense first.
  • Review articles, prepositions, pronouns, and word forms.
  • Check question word order and avoid common sentence-structure errors.
  • Finish by checking punctuation, capitalization, and spelling.
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