Nouns are the names of people, places, things, countries, birds, animals, languages etc. There are different kinds of nouns. For example, there are proper nouns, common nouns, abstract nouns, collective nouns and material nouns.

Nouns are also classified as countable and uncountable. Countable nouns are the names of people or things which we can count. Uncountable nouns are the names of things or ideas that we cannot count.

Fill in the blanks with the singular or plural form of the noun whichever is appropriate.

1. …………………….. leave every 10 minutes. (Bus / Buses)

2. Where are the …………………………… (knife / knives)?

3. What is in this …………………………… (box / boxes)?

4. Please put away these …………………………… (box / boxes).

5. At least ten ………………………… were lost in the explosion. (life / lives / lifes)

6. ………………………… are pack animals. (Wolf / Wolves)

7. The rich merchant had many …………………………….. (wifes  / wives)

8. Humans have 32 permanent …………………………. (tooth / tooths / teeth)

9. ………………………… is mortal. (Man / Men)

10. Cats chase ………………………… (mice / mouse / mices)

11. I have to get a ……………………….. extracted. (tooth / teeth)

12. The two windows are 12 ………………………… apart. (feet / foot / foots)

Answers

1. Buses (Use a plural noun before a plural verb.), 2. knives, 3. box (Use a singular noun after this and that.), 4. boxes (Use a plural noun after these and those.), 5. lives, 6. wolves, 7. wives, 8. teeth (Teeth is the plural form of tooth.), 9. man, 10. mice (Mice is the plural form of mouse.), 11. tooth, 12. feet (Feet is the plural form of foot.)