1, Harvard University is a top private research university, founded in 1636, and is one of the oldest institutions of higher learning in the United States. The school's business school, medical school and law school all enjoy a high reputation and have a large number of endowment funds. Massachusetts Institute of Technology (MIT) is a top private research university, founded in 186 1, and is one of the most famous universities in science and engineering in the world.

2. Stanford University is a top private research university, founded in 189 1, and is one of the most famous private universities in the world. The school's business schools, medical schools, law schools and engineering schools all enjoy a high reputation and have a large number of endowment funds.

3. California Institute of Technology is a top private research university, founded in 189 1, and is one of the most famous universities in science and engineering in the world. The school enjoys a high reputation in engineering, physics, chemistry and other disciplines, and has a large number of donation funds. The University of California, Berkeley, is a public research university founded in 1868.

American custom

1, social customs: Americans usually attach great importance to social etiquette, and they like friendliness, enthusiasm, directness and honesty. When interacting with people, people usually take the initiative to say hello, greet and introduce themselves. In conversation, they pay attention to equality and mutual respect, and don't like others telling them what to do or ordering them.

2. Food culture: American food culture is very diverse, and different regions have different specialties. Americans like to eat fast food and processed food, but they also pay attention to healthy eating and organic food. At the dinner table, they like to do it themselves and are not used to being served by others.

Hobbies and entertainments: Americans have many hobbies and entertainments, such as sports, travel, movies and music. Among them, sports is an activity that Americans are very keen on. They like to participate in various sports activities and watch sports competitions. In addition, the film and music industry in the United States is also very developed, and many famous film actors and singers are from the United States.