What person does every man take his hat off to?
A barber.
Why does the boy carry a ladder to the school?
Because he wants to go to high school.
What can you swallow that can also swallow you?
Water.
How many great men have been born in London?
None. Only babies.
When can you have an empty pocket and still have something in it?
When you have a hole in your pocket.
The greater it is, the less it can be seen. What is it?
Darkness.
The more you take away, the bigger I become. What am I?
A hole.
Who may marry many a wife and stay single all of his life?
A priest.(牧師)
What's the difference between a hill and a pill?
A hill is hard to get up and a pill is hard to get down.
Why is it useless to send a letter to Washington?
Because he's dead.
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.
What will you do if a man-eating tiger is running after you?
Nothing. Because I'm a woman.
What always travels on foot?
A shoe.
Where can happiness always be found?
In the dictionary.
What is higher without a head than with a head?
A pillow.(枕頭)
Why don't you advertise for your lost dog?
He can't read.
On which side does a bird have the most feathers?
The outside.
What is the best thing to keep in hot weather?
Cool!
What has cities with no houses, rivers without water and forests without trees?
A map.
What can be measured but has no length, width or thickness?
The temperature.
What makes the Tower of Pisa lean?