Being the biggest expanse of brackish water in the world, the Baltic Sea is one of special interesting to scientists.

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

Choose the best answer to the following sentences.

“You have broken my window” the old woman said to the boy.

The old woman__________ the boy of breaking her window.

If dinosaurs would have continued roaming the earth, man would have evolved quite differently.

Electric motors range in size from the tiny mechanisms that operate sewing machine to the great engines in heavy locomotives

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

Although ferns lack flowers, they do have leaves, stems, and root.

In my judgment, I think Hem is the best physicist among the scientists of the SEA region

Commercially honey is heated and filtered in order to stabilize and clarity it .

Indiscriminately dumping of waste material and inadequate sewage treatment are two serious causes of environmental pollution.

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

That TV set is the _______________ of all. (cheap)

Despite of rain or snow, there are always more than fifty thousand fans at the OSU football games.

The winter storm that raced through the area for the last two day moved east today.

On this occasion, my class is making an __________ to visit some caves near our city.

Identify the one underlined word or phrase A, B, C, or D that must be changed for the sentence to be correct: 

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 itself. 

Few people realize that the musician of the national anthem of the United States originally belonged to the British drinking song

Van Cliburn he studied the piano from 1951 to 1954 and won multiple awards between 1958 and 1960

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

Of the cities we surveyed, Singapore was ___________ the worst rated by its residents for culture.

However types of raw materials are used in making paper, the process is essentially the same.

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

He passed the examination__________ he had been prevented by illness from studying.

Under any circumstances will late arrivals be admitted to the theatre before the interval.