present continuous cvičenia

  https://agendaweb.org/exercises/verbs/present-continuous.htm

https://agendaweb.org/exercises/verbs/present-continuous-progressive/forms

https://agendaweb.org/exercises/verbs/present-progressive.htm

https://agendaweb.org/exercises/verbs/present-continuous-progressive/positive-negative-questions-write

https://agendaweb.org/exercises/verbs/present-continuous-progressive/wh-questions-write