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Κείμενο από AlexandraF - English

Help me please
I have some task, but i don`t know how to write correctly: A dance festival has been holding in our town every summer since 2000.
or A dance festival has been being held in our town every summer since 2000.
or A dance festival has been held in our town every summer since 2000.

Τίτλος
- Help me please
  Ψηφίστε τώρα!
- ΠΡΟΣΘΕΣΤΕ μία ΝΕΑ ΔΙΟΡΘΩΣΗ! - Τίτλος
Πρόταση 1
- I have some task, but i don`t know how to write correctly: A dance festival has been holding in our town every summer since 2000.
  Ψηφίστε τώρα!
- ΠΡΟΣΘΕΣΤΕ μία ΝΕΑ ΔΙΟΡΘΩΣΗ! - Πρόταση 1
Πρόταση 2
- or A dance festival has been being held in our town every summer since 2000.
  Ψηφίστε τώρα!
- ΠΡΟΣΘΕΣΤΕ μία ΝΕΑ ΔΙΟΡΘΩΣΗ! - Πρόταση 2
Πρόταση 3
- or A dance festival has been held in our town every summer since 2000.
  Ψηφίστε τώρα!
- ΠΡΟΣΘΕΣΤΕ μία ΝΕΑ ΔΙΟΡΘΩΣΗ! - Πρόταση 3