20 of 200 questions
Each course day has 200 questions in the pool. You receive 20 randomly drawn questions: a different mix every time. If you repeat the day, you get different questions.
At the end of each course day you get 20 questions: randomly drawn from a pool of 200 about grammar, vocabulary and the exact content of that day. You click, you immediately see right or wrong. Only from 80% correct does the course day count as passed.
How do you order food politely in a restaurant?
Each course day has 200 questions in the pool. You receive 20 randomly drawn questions: a different mix every time. If you repeat the day, you get different questions.
You click, you know. No waiting, no outside explanation. The point is pace: work through questions and see what is secure and what is not.
Less than 80% correct? Then the day does not yet count as passed: you take the quiz again with a new set of 20. This makes each course day truly secure before the next one begins.