完形填空

      Hey, I'm Simon. I have a strong and faithful dog, Bruce. The dog likes1with me. Sometimes he also follows my father to work. One morning when my father worked in the field, he2 his coat and put it under a big tree. He turned  to the dog and said,“3my coat, Bruce!” Bruce sat down on the coat. Later, my father remembered he had to buy some food.  4 he hurried to the shop.   5 shopping, he went home directly and forgot completely about his 6 and the dog. In the evening, I looked for my dog7 in the house, but I8 find him. At this time, my father suddenly remembered his coat and the dog. He went back to the tree   9. He found that Bruce was 10 sitting on the coat!

抬升指数是一种表示大气对流性不稳定的指数，指一个气块从地面出发，上升到500百帕（海拔5500米左右高度）处所具有的温度被该处实际大气温度所减得到的差值。读下图某区域某时刻抬升指数等值线分布图，完成下列各题。