Of all the art-related reference and research library in North America, that of the Metropolitan Museum of Art in New York City is among the largest and most complete.

Passengers are required to arrive to the gate fifteen minutes before departure time.

The threat of being dismissed do not worry me any more because I have started my own business.

Today, although their status varies from country to country, women in most parts of the world have gained significance legal rights.

There are some people in the government try to improve the lives of poor people.

It has ever been told that teaching is one of the more noble careers.

We have been making prepare for our final exammination for two months.

If I had studied carefully, I wouldn't made so many mistakes.

The workers are building a new bridge which is 150 meters in high.

Narcissus, a character in mythology, gazed at his own image in a pool so ardently that he fell into itself and downed.

Mercury and alcohol are widely used in thermometers because their volume increases uniform with temperature.

He said that he has done his homework since 7 o'clock.

My pen has very few ink in it, so could you give me some

A novel is a story long enough to fill a complete book, in that the characters and events are usually imaginary.

The student must have her assessment form fill in by the examiner during the oral exam.

Proteins are made up of folded irregularly chains, the links of which are amino acids.

Foreign students who are doing a decision about which school to attend may not know exactly where the choices are located

Optimists believe that in future we will be living in a cleaner environment, breathing fresher air and eat healthier food.

What we know about certain diseases are still not sufficient to prevent them from spreading easily among the population.

Before went abroad, he had finished his English course at the English-speaking Center.

For thousands of years, man has created sweet-smelling substances from wood, herbs and flowers and using them for perfumes or medicine.