:70个英语谜语（带中文注释）

  43. Why is it useless to send a letter to Washington?

  Because he's dead.

  44. A doctor and a lawyer loved the same girl. The lawyer went away for a week and gave the girl seven apples before he left. Why?

  Because an apple a day keeps the doctor away.

  45. What will you do if a man-eating tiger is running after you?

  Nothing. Because I'm a woman.

  46. What always travels on foot?

  A shoe.

  47. Where can happiness always be found?

  In the dictionary.

  48. What is higher without a head than with a head?

  A pillow.(枕头)