下面关于下图的解读,不符合史实的是（      ）

根据短文括号内所给汉语意思，在空白处写出单词的正确形式。每空一词

 Last ____ (圣诞节) Day, when I was at the street ____ （角落）, a car ____ （经过） by. The car stopped in front of me. A woman looked out of the car and asked me  ____ （有礼貌地）, “Excuse me, could you tell me the right direction to the  station?” Oh, my god! She was my old classmate. She used to be a shy girl. She didn’t ____（敢于）to speak in ____ （公众）. But her English was good and she did well in the ____ （发音） and the ____ （语法）. I____ （羡慕） her very much. Finally we had a happy  ____ （谈话） and I told her the way to the station.

过氧化氢（H₂O₂）俗称双氧水，工业上常将它转化为固态的过碳酸钠晶体（2Na₂CO₃·3 H₂O₂），该晶体具有Na₂CO₃和H₂O₂的双重性质。下列物质不会使过碳酸钠晶体失效的是     （ ）