The basic law of addition, subtraction, multiplication and division are taught to all elementary school students

It is extremely important for an engineer to know to use a computer

Rocks can be broken apart by water that seeps into the cracks and freeze in low temperatures. 

Although maple trees are among the most colorful varieties in the fall, they lose its leaves sooner than oak trees.

Because she didn't like shop very much, she did most of it with her personal computer.

Excavations in several mounds and villages on the east bank of the Euphrates River have revealed the city of Nebuchadnezzar, an ancient community that had been laying under later reconstructions of the city of Babylon.

The athlete, together with his coach and several relatives, are travelling to the Olympic Games.

The teacher told the students to don't discuss the take-home exam with each other. 

Latex rubber is made from a milky substantial in plants and trees of the sapodilla family.

The native people in the Americas were referred to as Indians because, according to the believe at the time, Christopher Columbus had reached the East Indies.

Computers have made access to information instantly available just by push a few buttons.

The need for a well-rounded education was an idea espoused by the Greeks in time of Socrates

When he took the ticket out of from his pocket, a hundred dollar bill fell to the floor without his noticing it.

There are many different ways of comparing the economy of one nation with those of another.

To assure the safety of those workers who must handle radioactive material, the employer should not leave them enter contaminated areas without protective clothing.

Aluminium has a hard imperious coasting which protects the metal from corrode. 

The professor was considering postponing the examination until the following week because the student's confusion

After learned to print, elementary school children learn cursive writing.

If Robert Kennedy would have lived a little longer, he probably would have won the election.

In 1975, according to the National Center for Health Statistics, the average life expectancy for people born during that year is 72.4 years.

When he took the ticket out of from his pocket, a hundred dollar bill fell to the floor without his noticing it.

Sinaitic is the name of an alphabet which developed their symbols from Egyptian hieroglyphics.

Columbus, Ohio, the capital of the state, are not only the largest city in Ohio but also a typical metropolitan area, often used in market research.

After to have won the light-heavyweight title at the 1960 Olympic Games, Muhammad Ali began to box professionally.

Knowledges about cultures provides insights into the learned behaviours of groups.

Th master of ceremonies announced in a loud and clear voice and told that the dinner would be late due to unforeseen circumstances.

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

Joyce has not rarely missed a play or convert since she was seventeen years old.

Studies of job satisfaction are unreliable because there is so many variables and because the admission of dissatisfaction may be viewed as a personal failure.

Fishing have been found to contain a particular type of fat that may help lower blood cholesterol levels