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Put the verbs in brackets into the Present Perfect Passiv Voice .

1.A new concert hall _____ (to build) in the capital city recently .
2.The old violin _____ (to find) in New York .
3.An unknown young singer ______ (to award) the first prize at the song contest .
4.A new album by Ruslana ______ (to record) this month .
5.The concert ________ (to attend) by thousands of fanse.
6.The famous singer ______ warmly ______ (to receive) by the audience.
7.This violin ______ (to use) by many famous musicians.