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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 / 10Score: 0

Boring sentence

The teacher explained the hard stuff again, and the example finally made it click, like the idea snapped into place.

The teacher explained the hard ____ again, and the example finally made it click, like the idea snapped into place.