What are common known as “lead” pencils are not lead, but rather a mixture of graphite, clay and wax

Our nervous system has over ten billions nerve cells in a network covering every inch of our skin and organs .

The Irish potato famine of 1845 and 1848 were some of the worst in that country’s history and led to thousands of deaths and mass emigration.

Our civilization is so commonplace to us that rarely we stop to think about its complexity

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

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

I only noticed we were running lowly on petrol after we had passed the last filling station.

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

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

In spite of his abilities, Peter has been ______ overlooked for promotion.

Choose the word or phrase that can substitute for the underlined word:

My other pursuits include listening to music, reading and gardening.

Each of the nurse report to the operating room when his or her name is called

In his famous domes, architecture Buckminster Fuller utilized thousands of simple equilateral triangles linked together.

He agreed to go climbing_______ he hated heights.

We had planned to go to the movies, but, because of the amount of work I had, I spent the evening to study

The pace of living is too fast for me in this town. I need to move to a village, where everything happens more slower

In addition to enhanced their reputations through strategic use of philanthropy, companies are sponsoring social initiatives to open new markets.

There are differences and similarities between Vietnamese and American culture

They are going to have to leave soon, and so do we.

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

She finds the work she has to do quite easily; boredom is her biggest problem