7. Answer the questions: 1) How did the author behave when he felt fresh air? What made him worry? 2) Do you think that the man who met the author at the airport understood what was happening to him? How did he try to cheer the author up? 3) What did the author find out about the surroundings from the talk with his host? 4) What was the author's only desire? 5) How did the author's mood change when he got a chance to breathe polluted air again?