题目

There is a wonderful story about a young girl who had no family and no one to love her. One day, feeling very sad and lonely, she was walking through a grassland when she noticed a small butterfly caught in a thorn (荆棘) bush. The young girl carefully released the butterfly. Instead of flying away, the little butterfly changed into a beautiful fairy. The young girl rubbed her eyes in disbelief. “For your wonderful kindness,” the good fairy said to the girl, “I will give you any wish you would like.” The little girl thought for a moment and then replied, “I want to be happy.下列物质在氧气中燃烧，主要现象描述错误的是A．细铁丝燃烧，产生蓝紫色火焰B．镁带燃烧，产生耀眼的白光C．氢气燃烧，产生淡蓝色火焰D．磷燃烧，产生大量的白烟