An electric bicycle travels south at a speed of 60 kilometers per hour. There is an east wind of 2 kilometers per hour on the road. Which direction is the smoke blowing from the electric bicycle?
A large wooden house is lighter than air, but even if 100 people push it, it will not move! Why?
Who is alive and who is dead among the soldiers numbered 1-9?
Why does Xiao Li always fish for three days and net for two days?
Can people living in Macao be buried in Shanghai?
What word is common all over the world?
What's all over the house, but you can't touch it?
Xiao Ming found the room stolen, but he was not nervous at all. Why
What did you not do, but you were punished?
Sasha claims to be an expert in discerning the age of hens. His unique skill is to use teeth. Why?
How long does it take to finish Peking University?
The marshal is one rank higher than the general. When is the marshal and the general equal?