Most sand dunes are always in motion as wind pushes sand upward one side of each dune, over the top, and down the other side

Exercising well is as important to your health as sleep and eating correctly

Every year, tornadoes cause a lot of damages to property and a tremendous loss of human and animal life.

It was Vitus Bering, the Danish sea captain, who discovered Alaska on its voyage to Russia in 1741.

Many deaths associated with fires are not actual caused by the flames, but are rather the result of asphyxiation resulting from the decreased oxygen supply in burning buildings.

He knows to repair the carburetor without taking the whole car apart .

No sooner had the secretary hang up than the phone rang again.

Someone who has ever tried to pick up spilled Mercury will agree that this element is hard to handle

They said both he_________ I were to come.

Stephen Hopkins was a cultural and political leadership in colonial Rhode Island

When T.S. Eliot’s “The Wasteland” appeared in 1922, critics were divided as to how good it was written.

On February 20th, 1962, “Friendship 7” orbiting the Earth in a manned flight that lasted just under five hours.

It was her who suggested that he should go to New York in order to get a direct flight.

The first postage stamp, issued on May 6th 1860 in England, is was the Penny Black, which featured a profile of Queen Victoria.

After talking in Copenhagen yesterday, the secretary of state returning to Washington.

No one _______ Kathy knows very much about it.

It is their nearly perfect crystal structure that gives diamonds their hardness, brilliance, and transparent.

There is no one there; _______ I went away.

After analyzing the steep rise in profits according to your report, it was convinced that your analyses were correct

Natural fiber comes from_______ animal or plant.

The girls were sorry to had missed the signers when they arrived at the airport.