Regular and Irregular Plurals | PDF - Free Printable

Here are the solutions to the exercises on regular and irregular plurals.

1. Write the plural forms of the following words:

1. eggs (Rule: Add -s)
2. tomatoes (Rule: Ends in 'o', add -es)
3. children (Irregular)
4. boxes (Rule: Ends in 'x', add -es)
5. teeth (Irregular: tooth → teeth)
6. ladies (Rule: Consonant + y, change y to i and add -es)
7. books (Rule: Add -s)
8. leaves (Rule: Ends in 'f', change f to v and add -es)
9. feet (Irregular: foot → feet)
10. toys (Rule: Vowel + y, just add -s)
11. men (Irregular: man → men)
12. fish (Irregular: stays the same)
13. mice (Irregular: mouse → mice)
14. sheep (Irregular: stays the same)
15. knives (Rule: Ends in 'fe', change fe to v and add -es)
16. salmon (Irregular: stays the same)
17. houses (Rule: Ends in 's', add -es)
18. wolves (Rule: Ends in 'f', change f to v and add -es)
19. horses (Rule: Ends in 's', add -es)
20. stars (Rule: Add -s)
21. churches (Rule: Ends in 'ch', add -es)
22. buses (Rule: Ends in 's', add -es)
23. dresses (Rule: Ends in 'ss', add -es)
24. days (Rule: Vowel + y, just add -s)
25. potatoes (Rule: Ends in 'o', add -es)
26. brushes (Rule: Ends in 'sh', add -es)

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2. Fill in the correct plural forms of the words:

1. I see three women there.
2. There are two knives on the table.
3. My feet aches. *(Note: The verb "aches" is singular in the text, but "feet" is the correct plural for two feet).*
4. There are a lot of mice there.
5. I like to eat apples.
6. There are ten children in our class.
7. There are many tomatoes in the salad.
8. I don’t like fish.
9. There are many butterflies here.
10. I have a lot of new dresses.
11. Look at this bus. It’s orange. *(Singular because it says "this")*
12. These cherries are sweet.
13. There are three books in my bag.
14. My teeth are white.

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3. Fill in the correct forms of the words:

1. Do you like bananas?
2. How many pens do you have?
3. Where does this man live? *(Singular because it says "this")*
4. Whose books are these?
5. When does your bus arrive? *(Singular because "does" is singular)*
6. How many stars can you see?
7. Can you see two deer there?
8. Will you buy those six fish?
9. Do you collect autumn leaves?
10. How many children are there?
11. Will you buy potatoes?
12. Is there a knife on the table? *(Singular because it says "a")*
13. How many boxes have you got?

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4. Correct the mistakes:

1. There are three cats under the tree.
2. These pencils are mine.
3. I’m afraid of dogs.
4. I don’t like to eat salmon.
5. Those children are from my class. *(This sentence was actually correct as written, assuming "childen" was a typo for children. If strictly correcting grammar based on typical errors: "Those children are from my class.")*
6. Liz put three knives on the table.
7. These horses are beautiful.
8. Don’t take the balls, they are dirty.
9. You can see a lot of fish here.
10. This box is empty.
11. Look at this baby, he is sleeping.
12. These toys are new and interesting.
13. Read these texts aloud, please.