Insert articles where necessary. Pay attention to the capitalization.
1. prominent musician of ... 20h century u, hajibeyov brought ... mugham into ... opera.
2. ... azerbaijani people have ... very rich musical art and ... culture.
3. m. jackson was ... american musician, he was ... most successful entertainer of all time by ... guiness world records.
4. r. behbudov organized ... first song theatre in ... azerbaijan in 1965. 5. m. magomayev had wonderful voice and was popular all over ... world. *​