Singular and Plural Noun Practice Worksheet - Convert singular nouns to their plural forms.

The task is to convert singular nouns into their plural forms. Below is the solution with explanations for each word:

Singular to Plural Conversion:

1. girl → girls
- Regular plural: Add -s.

2. printer → printers
- Regular plural: Add -s.

3. spoon → spoons
- Regular plural: Add -s.

4. sister → sisters
- Regular plural: Add -s.

5. apple → apples
- Regular plural: Add -s.

6. key → keys
- Regular plural: Change y to i and add -es.

7. orange → oranges
- Regular plural: Add -es (because it ends in a silent e).

8. lamp → lamps
- Regular plural: Add -s.

9. knee → knees
- Regular plural: Add -s.

10. dog → dogs
- Regular plural: Add -s.

11. shop → shops
- Regular plural: Add -s.

12. ribbon → ribbons
- Regular plural: Add -s.

13. pear → pears
- Regular plural: Add -s.

14. pouch → pouches
- Regular plural: Add -es (because it ends in ch).

15. box → boxes
- Irregular plural: Change x to ces.

16. phone → phones
- Regular plural: Add -s.

17. rock → rocks
- Regular plural: Add -s.

18. fox → foxes
- Regular plural: Add -es (because it ends in x).

Final Answer:

| Singular | Plural |
|----------|--------|
| girl | girls |
| printer | printers |
| spoon | spoons |
| sister | sisters |
| apple | apples |
| key | keys |
| orange | oranges |
| lamp | lamps |
| knee | knees |
| dog | dogs |
| shop | shops |
| ribbon | ribbons |
| pear | pears |
| pouch | pouches |
| box | boxes |
| phone | phones |
| rock | rocks |
| fox | foxes |

Boxed Final Answer:
\boxed{
\begin{array}{|c|c|}
\hline
\text{Singular} & \text{Plural} \\
\hline
\text{girl} & \text{girls} \\
\text{printer} & \text{printers} \\
\text{spoon} & \text{spoons} \\
\text{sister} & \text{sisters} \\
\text{apple} & \text{apples} \\
\text{key} & \text{keys} \\
\text{orange} & \text{oranges} \\
\text{lamp} & \text{lamps} \\
\text{knee} & \text{knees} \\
\text{dog} & \text{dogs} \\
\text{shop} & \text{shops} \\
\text{ribbon} & \text{ribbons} \\
\text{pear} & \text{pears} \\
\text{pouch} & \text{pouches} \\
\text{box} & \text{boxes} \\
\text{phone} & \text{phones} \\
\text{rock} & \text{rocks} \\
\text{fox} & \text{foxes} \\
\hline
\end{array}
}