Industrialist Henry Ford introduced assembly-line techniques into the manufacturer of motor vehicles.

There is some scissors in the desk drawer in the bedroom if you need them.

Consequently the kit fox is an endangered species, wildlife experts in the California desert are using various methods to protect it.

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

The Greek historian Herodotus reported that one hundred thousand men are employed for twenty years to build the Great Pyramid at Gizeh.

The influence of the nation's literature, art, and science have captured widespread attention.

Much Civil War battles were fought in Virginia than in other state.

Gettysburg has been preserve as a national historic monument because it was the site of a major Civil War battle in which many lives were lost.

Their silly, whiny conversation on a child level was meant to create tension and heighten Nancy's fears and anxiety.

The soil is composed of a mixture of organic matter called humus and inorganic matter derived from rocks.

Papyrus was used for to make not only paper but also sails, baskets, and clothing.

in the last 10 years, Mexican government has reduced the number of its state-owned companies to about half.

That once a talented child actress, Shirley Temple Black has established herself as a career diplomat, serving both as a representative in the United Nations and as an ambassador abroad.

Pollution, which affects nearly all countries, increase the risk of disease as well as harming the environment.

The most visible remind of the close relationship between the United States and France is the famous Statue of Liberty, which stands in New York harbor.

Before he starting work on the excavation the archaeologist decided to study the maps in the local museum first.

Fertilizers are used primarily to enrich the soil and increasing yield.

The term Neanderthal man was used to describe widely dispersed populations that lived between 110,000 and 35,000 years ago.

Despite of rain or snow there are always more than fifty thousand fans at the OSU football games.

John Dewey thought that children will learn better through participating in experiences rather than through listening to lecture.

Some conifers, that is, tree that have cones, are able to thrive on poor, thin soil.

Overseas telephone service has been expanding fastly since its inauguration in 1927 when a radio circuit was established beteen New York and London

When the temperature is risen to the burning point without a source of escape for the heat, spontaneous combustion occurs.

Mary buyed her computer from a reputable dealer but she later found out she had been cheated.

One can only live without water for about ten days because almost 60 percent of their body is water.

The patient who was not supposed to be released until the end of the week was told to dress in clothes and report to the nurses' station.

Clare Boothe Luce wrote and productioned her first play while she was in high school.

The leader emphasized the need for justice and equality between his people.

Some of us have to study their lessons more carefully if we expect to pass this examination.

Computer, who keep constant track of inventories and handle all billing, have become the backbone of the large business firms.