English Language Arts
Grade 8
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
Distinguish between simple plural nouns and possessive nouns.
Apply the correct apostrophe rules for forming possessives of singular nouns.
Apply the correct apostrophe rules for forming possessives of plural nouns ending in 's'.
Apply the correct apostrophe rules for forming possessives of plural nouns not ending in 's'.
Identify common errors in apostrophe usage with plural and possessive nouns in various texts.
Correct errors involving apostrophes in plural and possessive nouns to ensure grammatical accuracy.
Explain the rationale behind apostrophe placement in possessive noun constructions.
Ever wonder why some words have a tiny floating comma, and others don't? 🤔 That little mark, the apostrophe, holds immense power in sho...
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Key Concepts & Vocabulary
TermDefinitionExample
NounA word (other than a pronoun) used to identify any of a class of people, places, things, or ideas.student, library, book, freedom
Plural NounA noun that refers to more than one person, place, thing, or idea. It typically ends in -s or -es, but can also be irregular.students, libraries, books, children
Possessive NounA noun that shows ownership, possession, or a close relationship. It answers the question 'whose?' and always uses an apostrophe.student's (one student owns), students' (multiple students own)
ApostropheA punctuation mark (') used to indicate possession or the omission of letters or numbers (contractions). In this lesson, we focus exclusively on its use for possession.The author's intention, the teachers' lounge
Sing...
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Key Rules & Conventions
Rule 1: Forming Possessives of Singular Nouns
Add 's to the end of a singular noun, even if it ends in 's'.
This rule applies when one person, animal, or thing owns something. This is the most common possessive form.
Rule 2: Forming Possessives of Plural Nouns Ending in 's'
Add only an apostrophe (') after the final 's' of a plural noun.
Use this when a group of owners, whose plural form already ends in 's', possesses something. The apostrophe goes *after* the existing 's'.
Rule 3: Forming Possessives of Plural Nouns Not Ending in 's'
Add 's to the end of a plural noun that does not end in 's'.
This rule applies to irregular plural nouns (e.g., children, women, men, geese) when they...
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Challenging
Read the passage: '(1) The two families's houses stood side-by-side. (2) The childrens' shouts could be heard from the Jacksons' yard. (3) One family, the Smiths, had many pet's, including three dogs. (4) The dogs's barking often annoyed their neighbors.' Which sentence contains a correctly used plural possessive noun?
A.Sentence 1
B.Sentence 2
C.Sentence 3
D.Sentence 4
Challenging
A student revises 'The mices's cheese was stolen' to 'The mices' cheese was stolen.' Why is the student's correction still flawed?
A.The apostrophe should come before the 's' because 'mices' is a singular noun.
B.The plural of 'mouse' is 'mice', an irregular plural, so the correct possessive is 'mice's'.
C.The word 'cheese' should be possessive, not the word for the animals.
D.The correction is not flawed; 'mices'' is the standard plural possessive form.
Challenging
Which sentence correctly applies the rule for forming the possessive of a plural noun ending in 's' in a complex argumentative context?
A.The delegates's votes were critical, as each of the states's interests were at stake.
B.The delegates' votes were critical, as each of the states' interests were at stake.
C.The delegate's votes were critical, as each of the state's interests were at stake.
D.The delegates votes' were critical, as each of the states interests' were at stake.
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