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Exercise 1 on Irregular & Special Plurals of Nouns

Instructions: Select an alternative, then click "Show Solutions" to check the correct forms. [If you need help in translation, you can copy-paste the text and use Google Translate Tool].
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  1.   There are many ___ in the big cities.
    thiefs     thieves
  2.   We should throw away these old ___ .
    teeth brush     tooth brushes     teeth brushes
  3.   ___ and ___ are animals.
    oxes; geese     oxen; geese     oxen; gooses
  4.   Did you buy two silk ___ for your sister?
    scarfs     scarves
  5.   The ___ of those tribes decided to fight for their lands.
    chieves     chiefs
  6.   You shouldn't base your argument only on your ___ .
    hypothesis     hypotheses
  7.   We can't question people's ___ .
    beliefs     believes
  8.   Two ___ (wolf) are following the eskimo.
    wolfs     wolves
  9.   Scientists are always studying the ___ (phenomenon) of nature.
    phenomenons     phenomena
  10.   That hunter killed six ___ last week.
    deers     deer
  11.   How many ___ study English as a second language?
    people     persons
  12.   Five ___ opened a computer services company.
    woman     women
  13.   Even ___ enjoy learning on the Internet.
    child    children
  14.   Most basketball players are 6 ___ tall or more.
    foot     feet
  15.   Which breed of ___ produces the finest wool?
    sheep     sheeps
  16.   My ___ are sensitive to the cold.
    tooth     teeth
  17.   At daylight savings time, we have to change our ___ .
    watches     watch
  18.   The boys went fishing and caught 10 ___ .
    fish    fishes
  19.   There are 10 ___ in the Maintenance Department.
    man     men
  20.   The ___ keep their ___ on the ___ .
    housewife, knife, shelf    housewives, knives, shelves
[ Show Solutions ] ----- [ Hide Solutions ]
 1. thieves
 2. tooth brushes
 3. oxen; geese
 4. scarves
 5. chiefs
 6. hypotheses
 7. beliefs
 8. wolves
 9. phenomena
10. deer
11. people
12. women
13. children
14. feet
15. sheep
16. teeth
17. watches
18. fish
19. men
20. housewives, knives, shelves