world

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

Protecting the world means caring for air, water, plants, and animals - not just our own comfort and convenience.

Protecting the ____ means caring for air, water, plants, and animals - not just our own comfort and convenience.