题目

高空中的O3能吸收有害紫外线，保护人类赖以生存的空间。其结构式可表示为，键角116.5°，V形分子，具有极强的氧化性。在低层的空气中，O3与空气中的一些碳氢化合物发生作用后，产生有毒的光化学烟雾。试回答下列问题：① 臭氧与氧气的关系是             ；臭氧与SO2的关系是                     。② 写出下列反应的离子方程式：SO2与氯水反应生成两种强酸                                        SO2与FeCl3溶液Every morning Steve goes to work on train. As 1.________ he has a long trip, he always buys newspaper. It helps 2.________ to make the time passing more quickly. 3.________     One Tuesday morning, he turned over the sports page. 4.________ He wanted to look the report about an important football 5.________ match the night before．The team of his town won the match．The report was so interested that he forgot to 6.________ get off at his station．He did not know it until 7.________ he saw the sea．He got off at next station，and 8.________ had to wait a long time for a train to go back．Of course，he arrived very late at the office．His boss was very angry when Steve told to him why he was late． 9.________     “Work is very important than football!” he shouted．　　　　　　　　   10.________