English Language Arts
Grade 10
15 min
Identify and correct errors with plural and possessive nouns
Identify and correct errors with plural and possessive nouns
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Introduction & Learning Objectives
Learning Objectives
Differentiate between plural nouns, singular possessive nouns, and plural possessive nouns.
Apply the correct apostrophe rules to form the possessive of singular nouns, plural nouns ending in 's', and irregular plural nouns.
Analyze sentences to identify misplaced or missing apostrophes in possessive constructions.
Correct errors involving plural and possessive nouns in their own and others' writing.
Distinguish between the possessive pronoun 'its' and the contraction 'it's'.
Articulate the grammatical reasoning behind apostrophe placement in various noun forms.
Have you ever seen a sign that says 'Fresh Pizza's' and wondered if the pizza owns something? 🍕 Let's figure out why that's a comm...
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Key Concepts & Vocabulary
TermDefinitionExample
Plural NounA noun that refers to more than one person, place, thing, or idea. Most plural nouns are formed by adding -s or -es.The students read several books for their reports.
Possessive NounA noun that shows ownership, possession, or a close relationship. It uses an apostrophe to indicate this relationship.The student's report was on Shakespeare's influence.
ApostropheA punctuation mark (') used to indicate possession or the omission of letters or numbers (contractions). In this lesson, we focus on its role in possession.The author's purpose is clear.
Singular PossessiveShows that one person, place, thing, or idea owns something. It is formed by adding an apostrophe and an 's' ('s).We analyzed the main character's motivation...
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Key Rules & Conventions
Rule 1: Singular Possessive
Noun + 's
To show possession for any singular noun (even those ending in 's'), add an apostrophe and an 's'. This is the most common possessive rule.
Rule 2: Plural Possessive (Regular)
Noun + s + '
To show possession for a plural noun that ends in 's', first make the noun plural, then add only an apostrophe after the 's'.
Rule 3: Plural Possessive (Irregular)
Noun + 's
To show possession for a plural noun that does NOT end in 's' (e.g., children, men), add an apostrophe and an 's', just like with singular nouns.
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Challenging
Which of the following options best corrects the multiple errors in this sentence: 'Its a shame the two companies's leaders couldnt agree on the childrens welfare initiative.'?
A.It's a shame the two companies leaders couldn't agree on the children's welfare initiative.
B.It's a shame the two companies' leaders couldn't agree on the children's welfare initiative.
C.Its a shame the two companies' leaders couldn't agree on the childrens' welfare initiative.
D.It's a shame the two company's leaders couldn't agree on the children's welfare initiative.
Challenging
Read the following excerpt from a student's research paper and identify the sentence containing an error. '(1) The study's methodology was groundbreaking. (2) It's primary conclusion challenged many long-held beliefs. (3) The researchers' next steps are to seek peer review. (4) Many universities' ethics boards will need to approve the work.'
A.Sentence (2)
B.Sentence (1)
C.Sentence (3)
D.Sentence (4)
Challenging
Imagine you need to combine these two ideas: 'The historical analysis belongs to Professor Jones. The literary critique belongs to the other professors.' Which sentence does this most effectively and grammatically?
A.Professor Jones's historical analysis and the other professor's literary critiques were presented.
B.Professor Jones' historical analysis and the other professors's literary critiques were presented.
C.Professor Jones's historical analysis and the other professors' literary critiques were presented.
D.Professor Jones and the other professors' historical analysis and literary critiques were presented.
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