Срочнооооо . Заменить!!!!!!;
Classival music is (слишком сложная) for many people.
The new play (была поставлена) in our theatre.
(Научная литература) helps me to discover new things.
Russia has a lot of great (композиторов и музыкантов)
The article of this young author (опубликована) in the teen magazine

Classival music is too complicated for many people. The new play was staged in our theatre. Science fiction helps me to discover new things. Russia has a lot of great composers and musicians. The article of this young author was published in the teen magazine.