1. A ship can contain only fifty persons. Now there is alreadyforty-nine person in it. At this time,a pregnant woman comes on andboards the ship. The shipsinks. Why?

Because is a pigboat. (注:pigboat,潜水艇.)

2. Will liars be honest after they die?

No, they won’t. They lie still after they die.(注:Lie still 躺着不动,依旧撒谎.)

3. What always goes up and never goes down?

Your age.

4. Why did the boy make his dog sit in the sun?

He wants to have a hot dog.

5. Why can a bride hide nothing?

Because someone will give her away. (注:give away 揭发,在婚礼上把新娘交给新郎.)

6. Why is the library the highest building?

It has the most stories. (注：story 故事;楼层.)

7. What is the smallest bridge in the world?

The bridge of a nose.

8. What is the difference between the North Pole and the South Pole?

A whole world.

9. What makes naughty boys long to work in a clock factory?

They want to make faces. (注：make face 做鬼脸;做钟表面.)

10. What bird lifts heavy things?

Crane. (注：crane 鹤,举重机.)

11.why do you buy books?

I'm a worm.books are my dishes.

12.Can you name five things that contain milk?

Butter and cheese， ice-cream and two cows.

13.What has hands but no feet,a face but no eyes,tell but talk?

Clock.

14.What does everybody do at the same time?

Grow old/Breathe.

15.How long should your legs be?

Long enough to reach the ground.

16.What has four legs and a back can't walk?

Desk.

17.What happens when you throw arock in the red sea?

The rock will be disappeared.

18.Which candle burns longer,a black one or a white one?

The same. b-l-a-c-k five letters,w-h-i-t-e five letters also.