how sweet the song of the bird sound 这局话对吗sound应该成sounds,

问题描述:

how sweet the song of the bird sound 这局话对吗
sound应该成sounds,

sound改为sounds-How sweet the song of the bird sounds
因为这主语句话的主语是"song",属于"第三人称单数",所以动词要相应的改变形式,即在后面+s