Educational worksheet focusing on vocabulary related to buying and selling, with interactive elements for student engagement.

To find the plural forms of the words listed in the "Word Alert!" box, we follow the rule provided in the image: add -s to the end of the word.

Here is the step-by-step breakdown for each word:

1. consumer: Add -s to the end $\rightarrow$ consumers
2. good: Add -s to the end $\rightarrow$ goods
3. producer: Add -s to the end $\rightarrow$ producers
4. service: Add -s to the end $\rightarrow$ services

Final Answer:
consumer: consumers
good: goods
producer: producers
service: services