用方框中所给单词的适当形式填空，每词限用一次。

hardly    boring    swim    herself   potato

The movie is so      , I can’t stand it at all.
     is Tom’s favorite sport, it is good for health.
For breakfast, Mary often has      , milk and eggs.
Gina cooks dinner for       when her parents are out.
When I got to the top of the mountain, I could       walk anymore.