不帮你写,给你贴点wiki好了
1.what is A callpella?
A cappella (Italian for "in the manner of the church" or "in the manner of the chapel") music is specifically group, or solo, singing without
http://instrumental sound, or a piece intended to be performed in this way. It contrasts with
http://cantata, which is accompanied singing. A cappella was originally intended to differentiate between
http://Renaissance http://polyphony and
http://Baroque http://concertato style. In the 19th century a renewed interest in Renaissance polyphony coupled with an ignorance of the fact that vocal parts were often doubled by instrumentalists led to the term coming to mean unaccompanied vocal musicA rare use of the term synonymizes with [url]http://alla breve[/url].
These days, many a cappella groups can be found in high schools and colleges. There are amateur [url]http://Barbershop Harmony Society[/url] and professional groups that sing a cappella exclusively. Although a cappella is technically defined as singing without instrumental accompaniment, some groups use their voices to emulate instruments; others are more traditional and focus on harmonizing. A cappella styles range from gospel music to contemporary to barbershop quartets and choruses.
An increased interest in a cappella music is evident with the 2009–2013 TV show , the
http://musical , and the musical comedy film.