The vocal part of the opera consists mainly of solo, duet, and chorus.
A solo is a song that is sung by a single singer, usually by a leading character or an important character. The solo can be arias, recitatives, minor arias, etc., among which the aria is an important vocal style in opera that is used to reveal the emotions and inner world of the characters.
Duet refers to a song sung by two or more singers together, which can be a duet, trio, etc. Duets are often used to express the group emotions or scenes of the characters, such as chorus, duet, etc.
A chorus is a song sung by a group of singers together, usually used to express the emotions or scenes of a group. The chorus can be an overture, interlude, etc., in an opera, and can also be used in other occasions in an opera.
In addition to the three main vocal styles mentioned above, there are some other vocal styles in opera, such as recitative tunes, narrative tones, grand arias, etc. These vocal styles can be used to express the emotions of the characters and the development of the storyline.
In general, the vocal part in opera is an important part of opera performance, which expresses the emotions of the characters and the development of the storyline through different vocal styles, so that the audience can better understand and appreciate the opera work.