Back18 questions

Live diagnostic

Proof run: What English mistakes do you make again and again?

A higher-pressure 18-prompt proof run that favors active, audio, and harder prompts so the score feels less speculative.

1,050 people

taking English tests right now

8-14 min

estimated duration

Skill map

result with strengths, focus signals, and explanations

Test mix

Every answer becomes a report signal: score, skill map, mistake review, and the next test to take.

5 formats
Choice trap x12Audio decision x3Object hunt x1Sentence build x1

5

skills

3

audio

1

open