:70个英语谜语（带中文注释）

  55. What can you break with only one word?

  Silence.

  56. What stays indoors no matter how many times you put it out?

  The light.

  57. A policeman saw a truck driver going the wrong way down a one-way street, but didn't give him a ticket. Why?

  Because the truck driver was walking.

  58. Where can milk be best stored?

  In a cow.

  59. Which can move faster, heat or cold?

  Heat, because you can catch cold easily.

  60. What's the hardest thing about learning skating?

  The ice.