Grammar Check: Identifying Correct Sentences

This solution analyzes the grammatical correctness of four English sentences, focusing on subject-verb agreement and the use of collective nouns.

Sentence Analysis

• Sentence (i): Arun and Aparna are here.
  • The subject is "Arun and Aparna".
  • This is a compound subject, referring to two individuals, making it plural.
  • The verb "are" is the correct plural form to agree with the plural subject.
  • Result: Correct.
• Sentence (ii): Arun and Aparna is here.
  • The subject is "Arun and Aparna" (plural).
  • The verb "is" is a singular form.
  • There is a disagreement between the plural subject and the singular verb.
  • Result: Incorrect.
• Sentence (iii): Arun's families is here.
  • The subject is "families" (plural).
  • The verb "is" is singular.
  • The plural subject "families" does not agree with the singular verb "is".
  • Result: Incorrect.
• Sentence (iv): Arun's family is here.
  • The subject is "family".
  • "Family" is a collective noun, which can be treated as singular when referring to the group as a single unit.
  • The verb "is" is singular.
  • The singular verb "is" correctly agrees with the singular use of the collective noun "family".
  • Result: Correct.

Conclusion

Based on the analysis, sentences (i) and (iv) are grammatically correct because they demonstrate proper subject-verb agreement.