Children sing together.
Meaning: This means that the children are singing the song in a group or as a team. It implies that they are working together and supporting each other in learning the song.
Choice of Words: Children is a term used to refer to young humans. Sing is a verb that means to produce musical sounds with the voice. Together means in a group or shared by all. These words together suggest that the children are singing the song together.
Alternative Expressions
Related Expressions