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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

Grade 5 - English Language
1.20 Irregular Plurals

Some nouns have irregular plural forms:
  • For words ending with fe, change f to v then add -s.
    Singular nounPlural noun
    knifeknives
    lifelives
    wifewives

  • For words ending with -f change f to v then add -s.
    Singular nounPlural noun
    halfhalves
    wolfwolves
    loafloaves

  • For words ending with -o, add -es.
    Singular nounPlural noun
    potatopotatoes
    tomatotomatoes
    volcanovolcanoes

  • For words ending with -us, change -us to -i.
    Singular nounPlural noun
    cactuscacti
    nucleusnuclei
    focusfoci

  • For words ending with -is, change -is to -es.
    Singular nounPlural noun
    crisiscrises
    thesistheses

  • For words ending with -on, change -on to -a.
    Singular nounPlural noun
    phenomenonphenomena
    criterioncriteria

  • For some words, change the vowel; or change the word; or add a different ending.
    Singular nounPlural noun
    childchildren
    womanwomen
    manmen
    goosegeese
    mousemice
    personpeople
    footfeet
    toothteeth

  • Some words do not change, i.e., their singular and plural are the same.
    Singular nounPlural noun
    sheepsheep
    deerdeer

Directions: Find the plurals of the following words. Use the plurals in sentences. As a homework, write ten more examples of irregular plurals.
Q 1: chief
chiefs
chieves
chiefes

Q 2: staff
staffs
staves
staffes

Q 3: solo
solos
soloses
soloes

Q 4: goose
gooses
geese
goosies

Q 5: shelf
shelfs
shelves
shelfes

Q 6: knife
knifes
knifs
knives

Q 7: pants
pantss
pants
pantes

Q 8: thief
thiefs
thiefes
thieves

Question 9: This question is available to subscribers only!

Question 10: This question is available to subscribers only!


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