Your sentence
Practice the language you actually use.
Have a conversation. When you finish, Fluent Replay shows what to fix and saves it for a short review later.
Natural version
I go swimming every Sunday.
Use it again
A friend asks what you want to do when the weather gets warmer. What do you say?
Talk. Check. Use it again.
Your reviews come from your own conversations, not a generic lesson list.
Practice
Talk about something you care about. Corrections wait until you finish.
Remember
Compare your sentence with a natural version and save the useful corrections.
Review
Answer one short prompt that uses the same language in a different situation.
Master
Keep practicing until the corrected form starts to come naturally.