Answer:
1. Fox -foxes.
2. Sugar- sugars.
3. Porch- porches.
4. Man-of-war= men-of-war.
5. Country- countries.
6. Echo- echoes.
7. Story- stories.
8. Jeans- jeans.
9. Loaf- loaves.
10. Toy- toys.
11. Church- churches.
12. Scissors- scissors.
Step-by-step explanation:
Singular nouns are nouns that are single in number. Likewise, plural nouns are those with more than one number. The altered states of the given nouns will not be the same. Depending on their word structure, the plural forms will either have an added '-s', '-es', or -'ves'.
The given singular nouns changed into their plural forms are listed as below -
1. Fox -foxes.
2. Sugar- sugars.
3. Porch- porches.
4. Man-of-war= men-of-war.
5. Country- countries.
6. Echo- echoes.
7. Story- stories.
8. Jeans- jeans.
9. Loaf- loaves.
10. Toy- toys.
11. Church- churches.
12. Scissors- scissors.