The invention of Silicon chip in the 1960s has revolutionized computer industries

Rainwater carries unused chemicals from fields into streams or lakes, where various compounds promote the rate growing weeds.

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

One of the most beautiful botanical gardens in the United States is the wily and lovely Magnolia Gardens near Charles, South Carolina.

Choose the correct answer to complete the sentence. "_____ Thailand, it's illegal  to litter on the pavement. If you are caught, you can be fined up to $2000 Baht."

While the sun is the major source ultraviolet rays, it is not the source only.

He  ............  on many subjects at the meeting.

My father gave up smoking two years ago.

There are many ways to preserve fruit , example freezing, canning and to dry.

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

Education is desperately needed in many countries where a low percentage of the population are illiterate.

He looked like e had been in some strange land where age advanced a double pace.

Louis Braille designed a form of communication enabling people to convey and preserve their thoughts to incorporate a series of dots which were read the finger tips.

The us mint makes frequently coins from cheap alloys that are worth far less value stamped on them.

More than 10,000 years ago, glaciers moved across Minnesota region four time leveling most of the lan

It is becoming extremely difficult to grow enough to feed the world’s rapidly increasing population.

She wishes that we did not send the candy yesterday because shi is on diet.
 

In the sixteenth century, Francois Vieta, a French mathematician, used the vowels “a”, “e”, “i”to represent a unknown number.

After a while, the trac have been following became thick undergrowth.

If we come home on time our step-mother will be angry.

Polio, one of a group of spin inflammations, causes fever and paralysis often resulting in disabled deformity.