题目

Shen Hao was born in 1964. He was the former first secretary of Party branch of Xiaogang Village, Fengyang County, Anhui Province. He died on November 6, 2009. From 2004 to 2009, he had done many good things for the villagers. For the development of Xiaogang Village he had made great contributions(贡献). So he was respected by all the villagers.During the six years, he repaired the village roads, and built a building for a number of villagers. He rented a house in the village and thought about how to get the villagers to get rich all day. Even in the New Year, he still got together with his 对下列实验现象记录和描述不准确的是（ ）A．将稀硫酸滴到pH试纸上，试纸变成蓝黑色B．打开浓盐酸的瓶盖，会观察到有大量的白雾出现C．木炭在氧气中燃烧发白光D．红磷在空气中燃烧产生大量的白烟