To those who favorite free trade, the revival of barter can suggest nothing less than a disaster.

Because helicopters are capable of hovering in midair, they are particularly useful for rescue missions, military operates, and transportation.

Since the computer was invented, the work of accountants have been simplified.

Many poets enhance their work by creating a contrast among realism and symbolism in a given poem

The amount of books in the Library of Congress is more than 58 million volumes

Vaslov Nijinsky achieved world recognition as both a dancer as well as a choreographer

Choose the correct answer to complete the sentence. "In order to prevent darkening, pears, peaches and apricots are ________ to the fumes of burning sulphur before drying"

The most substances expand in volume when they are heated

They are going to do the test tomorrow, _    ?

Every year, thousands of tourists visit ……... Nile River.

The ozone layer must be protected because it shields the Earth from excessive ultraviolet radiations

Since the average age of families has fallen, therefore more and more women have been able to join the labor force

It is estimated that at least a million meteors have hit the Earth’s land surface, which is only 25 percentage of the planet

Carrie Chapman Call organized the League of Women Votes after successfully campaign for the constitutional amendment that gave women the right to vote.

Compose Richard Rodgers and lyricist Oscar Hammerstei II brought to the musical Oklahoma extensive musical and theatrical backgrounds as well as familiar with the traditional forms of operetta and musical comedy.

If the Oxygen supply in the atmosphere was not replenished by plants, it would soon be exhausted.

In a new initiative announcing today, police are to take a harder line on speeding motorists.

The intent of the Historical Society is to restore old buildings and the increase of interest in the history of the area.

Choose the correct answer to complete the sentence. "Deforestation is one of the biggest environmental______ the ecological balance in the world"

It has been found that the length of light or dark periods influence certain activities of flowering plants

For many years, people have wondered that life exits elsewhere in the universe.