example

Learn • nouns • Session size: 10

Practice is designed to help you get familiar with the replacement words. Some sentences may have small grammar errors, and sometimes more than one answer could work—focus on choosing the best replacement word.

Question 1 of 10Score: 0

Boring sentence

The lab tested one example from the river to see whether it was safe to drink, and we wrote the results in a table.

The lab tested a water ____ from the river to see whether it was safe to drink, and we wrote the results in a table.