A coral reef, a intricate aquatic community of plants and animals, is found only in warm, shallow, sunlight seas.

Drug abuse have become one of America’s the most serious social problems.

Choose the best answer

She made fun of me because I am from Africa. It was a_______________discrimination.

The Egyptians first discovered that drying fruit preserved it, made it sweeter and improvement its flavor.

Because of it consists only of a relatively short strand of DNA protected by a shell of Protein, a virus cannot eat or reproduce by it self.

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

If you get _______ when speaking, take two deep breaths before you say something.

The bell signaling the end of the first period rang loud, interrupting the professor’s closing comments.

S. Eliot received wide recognition after publishes The Waste Land, which fused poetic traditions with elements of modern music and language.

Choose one word or phrase marked A, B, C, or D that best complete the preceding sentence:

She hid the present__________.

In a medical study of nearly 5.000 adults, half of them were given one aspirin a day and the other half given a placebo, it was found that those taking Aspirin suffered 38 percent fewer heart attacks than those who weren’t.

In a new initiative announcing today, police are to take a harder line on speeding motorists.

The basic elements of public-opinion research are interviewers, questionnaires, tabulating equipment, and to sample population.

After the accident there was a solid line of cars stretched back for several miles.

If the project is finished on time, the federal government won’t award the company further contracts.

His teacher regrets _______ him that his application for the job has been turned down.

Choose the best answer to the following sentences.

It was 7 p.m, and my mother_________ in the field.

Chemical compounds with Barium, Cobalt, and Strontium are responsible to many of the vivid colors in fireworks.

The British national anthem, calling “God Save the Queen”, was a traditional song in the 18th century.

Bells told people of happy vents, such as weddings and born or, sometimes had to announce unpleasant events such as a death.

Have you learnt the reason why does the water of the ocean becomes blue?

Choose the letter A, B, C, D to indicate the correct answer to each of the following questions:

_________ you go to the zoo?