Say your answer out loud, as you would to the officer.
Did you say one of these?
Practice interview
Sit the civics test
under the real rules.
The officer asks from your question bank, in your question count, and stops the moment the result is decided — exactly as in the interview. Every question and answer here is the official USCIS wording.
Go back to these first
The questions you missed cluster into these topics. Studying the topic beats re-reading the question.
Study
All questions,
grouped by what they teach.
Related questions sit together, so learning one helps with the rest.