阅读表达Jazzisatypeofmusic.SomepeoplesaythatjazzisAmerica's...
问题详情：阅读表达Jazzisatypeofmusic.SomepeoplesaythatjazzisAmerica'sonlytrueartform.That'sbecauseitbeganhere.Hundredsofyearsago,blackpeopleworkedasslaves(奴隶)andmadeupsongstopassthetime.Itwasn'tcal...