【简答题】Wang Tao is going to join in an exchange program in a vocational school of the USA . But he has little idea about American etiquette. Could you give him some suggestions? You may use the tips in the f...
【简答题】One summer, library in Texas in the United States was having a terrible problem. It had grown too big for its building and had to move to a newly-built library across town. Everything was finished and...