夜里,月亮岛上隐隐传来了一阵歌声,歌声凄凄切切,唱歌的人好像很忧伤。第二天一早,同学们都在议论着昨晚月亮岛上的歌声,都说那歌声显得好忧伤,让人忍不住想落泪。半夜三更,谁会跑到月亮岛上去唱歌呢?大家纷纷揣测着。黑孩默默地站在一边,他没有加入到大家的议论和揣测中。他知 Night, the moon faintly heard a song on the island, desolate song, singing people seem very sad. Early the next morning, the students talked about the song on the island last night, saying that the song looked so sad and disappointing that people could not help but shed tears. In the middle of the night, who will go to sing on the moon island? Everyone has speculated. Black child silently stood aside, he did not join in the discussion and speculation. He knows