English Language Arts
Grade 10
15 min
Form and use plurals: review
Form and use plurals: review
Tutorial Preview
1
Introduction & Learning Objectives
Learning Objectives
Correctly form the plurals of regular and common irregular English nouns.
Apply complex pluralization rules for nouns ending in -y, -o, -f, and -fe.
Accurately form the plurals of compound nouns and nouns of foreign origin (Latin and Greek).
Differentiate between and correctly use zero-plural nouns and plural-only nouns (plurale tantum).
Analyze and correct errors in pluralization within complex sentences drawn from literature and academic texts.
Ensure subject-verb agreement when using various types of plural nouns in their own analytical writing.
Why do multiple 'crises' emerge from one 'crisis,' but several 'viruses' come from one 'virus'? 🦠Let's dissect the complex and often surprising rules of English pl...
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Key Concepts & Vocabulary
TermDefinitionExample
Irregular PluralA plural noun that does not follow the standard rule of adding -s or -es. These often involve a vowel change or a completely different word.The singular 'goose' becomes the plural 'geese'; 'person' becomes 'people'.
Zero Plural (Unchanging Plural)A noun for which the singular and plural forms are identical. The quantity is determined by context or modifiers.One 'species' of fish; many 'species' of fish. One 'deer'; a herd of 'deer'.
Plurale Tantum (Plural-Only Noun)A noun that appears only in the plural form and typically refers to an object with two main parts. It always takes a plural verb.'Scissors' (e.g., 'The scissors are sharp.'); other examples i...
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Key Rules & Conventions
Pluralizing Nouns of Foreign Origin
For nouns from Latin or Greek, apply their native pluralization rules: -us → -i (stimulus/stimuli); -a → -ae (alumna/alumnae); -um → -a (datum/data); -is → -es (analysis/analyses); -on → -a (phenomenon/phenomena).
Use this rule when encountering technical, scientific, or academic terms. While some have been anglicized (e.g., 'stadiums' is now more common than 'stadia'), the foreign plural is often preferred in formal writing.
Pluralizing Compound Nouns
Identify the primary noun (the word being described) within the compound term and make that word plural. If the noun is written as one word without hyphens, add the plural ending to the end of the word.
For hyphenated or open compound nouns like 'sister-in-law'...
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Challenging
From a world literature essay: 'The strange phenomena described in the novel was central to the protagonist's psychological journey.' Which revision corrects the error in this sentence?
A.The strange phenomenons described in the novel were central...
B.The strange phenomena described in the novel were central...
C.The strange phenomenon described in the novel were central...
D.The strange phenomena described in the novel was central...
Challenging
Evaluate the following sentences and select the one that correctly applies pluralization rules for BOTH a plurale tantum noun and a compound noun.
A.The new headquarters are where my two sister-in-laws work.
B.The proceeds from the fundraiser were counted by the runners-up.
C.My new pajamas are in the drawer next to my brother-in-law's clothes.
D.The scissors is on the desk with the other odds and end.
Challenging
A student is writing a research methodology section. Which sentence best synthesizes the rules for foreign plurals and zero plurals for maximum academic precision?
A.series of stimuli was presented to the sheep to test several hypotheses.
B.series of stimulus were presented to the sheeps to test several hypothesis.
C.series of stimuli were presented to the sheep to test several hypothesis'.
D.series of stimuluses was presented to the sheeps to test several hypotheses.
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