Collective recitation forms &; Form?

1, recite the formation collectively &; Form:

Two people on the left watch, and 24 people watch together.

Two people on the right watch, and 24 people watch together.

Finally, you can follow the melody in a row and recite it by four people.

Music, just choose piano music, such as classic light music such as Blue Danube (for example)-recommend the title.

Ancient mysteries, luna, returning to nature and so on.