In the beginning, radios cost much more than they do today because they turned out slowly and expensively by hand

Scuba diving is usually carried out in the ocean in that people can explore the underwater world.

Often a headache is caused by the contraction of one of the muscle group that cover the skull, thus causing spasm and pain.

Mr. Smith is going to buy a new Japanese car, doesn’t he ?

It’s a lovely old house, I agree, but can we afford to moderning it?

The first vaccine ever developed was used to combat and fight a smallpox, a disease resulting from infection by a virus.

Although there are new drugs on the market, deaths from malaria are being increasing in some parts of the world

Choose the correct answer to complete the sentence. "In order to prevent darkening, pears, peaches and apricots are ________ to the fumes of burning sulphur before drying"

I really hope my sister will apply for that new job; she will be so good with it

To those who favorite free trade, the revival of barter can suggest nothing less than a disaster.

Without alphabetical order, dictionaries would be impossibility to use

Since the Great Depression of the 1930’s, social programs such as Social Security have been built into the economy to help avert severity business declines

This is Dr. Ash calling. If anyone asks for me while I am away from the hospital, ask them to call back after four this afternoon

As the marathon runner reached the half-way mark, he, being hot and was soaked with perspiration, stopped to rub himself down with a towel.

Million of people lost their jobs in the 90’s. This, in turn, caused social dissatisfaction with the political leaders who had promised jobs and prosperity.

It was Vitus Bering, the Danish sea captain, who discovered Alaska on its voyage to Russia in 1741.

Zoos in New Orleans, San Diego, Detroit, and the Bronx have become biological parks where animals roams free and people watch from across a moat.

There are a lot of people attending the wedding party, _    ?

The Library of Congress, located in the nation’s capital, houses history documents and photographs as well as most books published.

The intent of the Historical Society is to restore old buildings and the increase of interest in the history of the area.

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

Trang An Scenic Landscape Complex, ___________as a World Heritage Site, is famous for its cultural value, natural beauty, ____________ value, and preservation of heritage.