Mining over 2,000 years ago, copper is one of the earliest known metals.

Most presidential candidates have their names print on the ballot in the New Hampshire primary election because it is customarily the first one in the nation, and winning it can give a good chance to be nominated by their parties.

Each of the luxury cars in the showroom was quickly sold to their new owner.

Could I have rice_______ potatoes, please?

Some bacteria are extremely harmful, but anothers are regularly used in producing cheeses, crackers, and many other foods.

I’m trying to save up for a trip to Canada, so I can’t afford buying much at the moment.

Unlike competitive running race, race walkers must always keep some portion of their feet in contact with the ground.

There is no one there; _______ I went away.

– “ It’s high time someone tells James how objectionable he is”.

“I wish you wouldn’t criticize James behind his back all the time”

Hardly he had entered the office when he realized that he had forgotten his wallet.

Because there was no evidence against himself, Slade was released

In spite of her physician handicaps, Helen Keller graduated from Radcliffe with honors.

Because of its ability to survive close to human habitations, the Virginia deer has actually increased their range and numbers.

Scientists are still uncertain of what the universe originated millions of years ago.

The author Susan Glaspell won Pulitzer Prize in 1931 for hers play, Alison’s House.

________ long it takes, I will wait for you.

Her outgoing character contrasts ______ with that of her sister.

The vast majority of the world’s manganese is found in either South Africa but also the countries of the former Russian.

All the staff in Tam’s film are expected to do some overtime, if the need rises.

She's not only beautiful_________ intelligent.

Despite the disappearance of the Mayan Empire, there are still Mayans in the region that they once inhabited.