下面是“2016年杭州G20峰会”会徽的主体图形，请写出构图要素，并说明图形寓意，要求语意简明，句子通顺，不超过80个字。

注：G20（20国集团）是一个国际经济合作论坛，G20峰会旨在推动已工业化的发达国家和新兴市场国家之间进行开放深入的讨论和研究，以寻求合作并促进国际金融稳定和经济的持续增长。

完形填空
    One Saturday morning, John and his mother went 1 a shoe shop 2John a pair of new shoes. Mrs. Lee put her bag on a chair3she looked at some shoes. She could not see 4she liked and went away. Suddenly(突然) she said, “Oh, my bag, someone 5it away!” All the other people in the shop stopped 6 and looked at her. John ran after the man at once(立刻). A few minutes 7 , John came back with 8. He 9 it to his mother. She opened the bag and had a look in10.Then she said,“ Oh, god, nothing is lost.”