题目内容：

阅读下面材料，在空白处填入适当的内容（1个单词）或括号内的单词的正确形式。

Daniel Davila can often    1.    (see) walking around the city of San Francisco. Sometimes people are surprised to see him walking   2.   any shoes or socks,  3.   Daniel doesn’t mind at all. He likes to walk barefoot, and so   4. 740 other members of Dirty Sole Society, the club that Daniel started years ago. Daniel’s idea for this is to encourage others to live  5.  (free) —free of shoes.

According to Daniel, the barefoot life has many advantages. 6.   most important is simply that it feels good. He also says that 7.  ( walk) barefoot allows you to experience the world directly by touching it with your feet. In addition, the feet do not smell so much  8.   they stay dry, making it hard for bacteria to grow. And of course, walking barefoot keeps your feet 9.  good shape, so it’s actually   10.  (healthy) than wearing shoes.