1. Why is the letter E so sad？

　　2. Why is the letter E so important？

　　3. What can pierce(刺透) one’s ears without a hole?

　　4. What’s the longest word in the world?

　　5. A police officer has a brother，but the brother does not have a brother. How could that be？

　　答案：

　　Key: 1. Because it’s always out of cash and always in debt.

　　Key: 2. Because it’s the beginning of everything.

　　Key: 3. Noise.

　　Key: 4. Smiles. Because there’s a mile between the letter “s”.

　　Key: 5. The police officer is a lady.