DanielDavilacanoften    41    (see)walkingaroundthecity...

问题详情：

Daniel Davila can often     41     (see) walking around the city of San Francisco. Sometimes people are surprised to see him walking   42   any shoes or socks,   43   Daniel doesn’t mind at all. He likes to walk barefoot, and so   44  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   45  (free) —free of shoes.    According to Daniel, the barefoot life has many advantages.  46   most important is simply that it feels good. He also says that  47  ( walk) barefoot allows you to experience the world directly by touching it with your feet. In addition, the feet do not smell so much   48   they stay dry, making it hard for bacteria to grow. And of course, walking barefoot keeps your feet 49   good shape, so it’s actually   50   (healthy) than wearing shoes.

【回答】

seen  out   which         ly

     ing    use           thier

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