1. What month do soldiers hate?
2. How many feet are there in a yard?
3. Why is an empty purse always the same?
4. What book has the most stirring chapters?
5. What kind of dog doesn't bite or bark?
6. What is the smallest room in the world?
7. What kind of water should people drink in order to be healthy?
8. How do we know the ocean is friendly?
9. Which can move faster, heat or cold?
10. Why is the library the highest building?

 Keys:

1. March (三月，行军)
2. It depends on how many people stand in the yard. (码，院子)
3. There is no change in it. (零钱，变化)
4. A cook book. (动人的，搅拌的)
5. Hot dog. (热狗)
6. Mushroom. (蘑菇)
7. Drink well water. (井水，健康的)
8. It waves. (起波浪，招手致意)
9. Heat, because you can catch cold. (追上冷，患感冒)
10. It has the most stories. (故事，（楼）层)