英语考研

Kite flying is the sport of sending up into the air,by means of the wind , a light frame covered with paper,plastic or cloth. The frame can be one of many different shapes and is attached to a long st...

In 1993. New York State ordered stores to charge a deposit on beverage (饮料) containers. Within a year. Consumers had returned millions of aluminum cans and glass and plastic bottles. Plenty of com...

Unless we spend money to spot and prevent asteroids (小行星) now, one might crash into Earth and destroy life as we know it, say some scientists.Asteroids are bigger versions of the meteoroids (...

Believe it or not, optical illusion (错觉) can cut highway crashes.Japan is a case in point. It has reduced automobile crashes on some roads by nearly 75 percent using a simple optical illusion. Ben...

Why does cram go bad faster than butter? Some researchers think they have the answer, and it comes down to the structure of the food, not its chemical composition—a findingthat could help rid so...

Amtrak (美国铁路客运公司) was experiencing a downswing in ridership (客运量) along the lines comprising its rail system. Of major concern to Amtrak and its advertising agency DDB Needham, w...

Long after the 1998 World Cup was won, disappointed fans were still cursing the disputed refereeing (裁判) decisions that denied victory to their team. A researcher was appointed to study the perfor...

While still in its early stages, welfare reform has already been judged a great success in many states—at least in getting people off welfare. It’s estimated that more than 2 million peopl...

Americans are pound of their variety and individuality, yet they love and respect few things more than a uniform, whether it is the uniform of an elevator operator or the uniform of a five-star genera...

Since we are social beings, the quality of our lives depends in large measure on our interpersonal relationships. One strength of the human condition is our tendency to give and receive support from o...