Now, the dormitory must be shared by at least six students.

If a computer is not programmed, it is just a big piece of metal, but once it is taught to do something, it shows excellent execution ability.

According to the report, the United States consumes twice as much energy as the whole of Europe.

When the demand for goods exceeds the supply, the price will rise.

Dieting has become a fashion among many young girls who want to lose weight.

It is said that a small cigarette butt caused the forest fire.

It is an insult for a genius to ask such a simple question.

Space flight is very dangerous, and astronauts must endure a lot of discomfort in fast flight (or rocket).