唱歌的ing形式

　　The sound was not unlike that of birds singing.

　　这声音有点像鸟鸣。

　　The idea of the wind singing is a romantic conceit.

　　风儿在唱歌这一巧妙的比喻很有浪漫色彩。

　　The birds were singing outside my window.

　　鸟儿在我窗外啼啭。

　　She has a beautiful singing voice.

　　她有一副唱歌的好嗓子。

　　They stayed up all night singing and dancing.

　　他们唱啊，跳啊，一宿没睡。