QUESTION: Fix punctuation: By 1984 the Writers Union was calling for more Sovietstyle social realism in Bulgarian literature
ANS: By 1984 the Writers' Union was calling for more Soviet-style social realism in Bulgarian literature.

QUESTION: Fix punctuation: Fasten the elastic band at the bottom of the wall bar and around the ankle of your active leg Stand facing the wall bar supporting yourself on it with your hands
ANS: Fasten the elastic band at the bottom of the wall bar and around the ankle of your active leg. Stand facing the wall bar, supporting yourself on it with your hands.

QUESTION: Fix punctuation: It is quite simple and at the same time looks pretty impressive man who knows how to do stage can rightly say that he is a novice juggler
ANS: It is quite simple and at the same time looks pretty impressive man who knows how to do stage, can rightly say that he is a novice juggler.

QUESTION: Fix punctuation: Become the greatest magician ever
ANS:
Become the greatest magician ever!