Mark the letter A, B, C or D on your answer sheet to indicate the correct word or phrase that best fits each:
Suitable games developed or were invented, typically team games, in which the crowd could  ______ sides and become involved.

As soon as they arrived at the hotel they took the elevator to their room and straight to bed because they were so tired.

I work in a large office with about thirty other people, most of whom I know quite well enough

Blindfish, which spend their whole lives in caves, have _______ eyes nor body pigments.

Snapping turtles are easily recognized because of the large head, the long tail and the shell that seems unsufficiently to protect the body

Economists have tried to discourage the use of the phrase “underdeveloped nation” and encouraging the more accurate phrase “developing nation” in order to suggest an ongoing process

The pioneers raised com as their chief crop because they kept well in any season and could be used in many ways.

Per capita income is a nation’s entire income dividing by the number of people in the nation.

Tucked away in the mountains of Bolivia and Peru, Lake Titicaca are the highest navigable lake in the world.

I hadn’t understood his directions. However, I asked him to repeat what he’d said.

The biologist found some pollutants, a little of which can be considered very harmful to fish and other living organisms in the river.

By studying the fossils of pollen, which extremely resistant to decay, researchers can gain useful information about the vegetation of the past.

Although the accurate of the United States census is debated, its figures are used to guide countless public funding decision

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

Unexplode bombs buried deep in the ground have been found in the construction site opposite of the City Hall.

The play was very boring, _______ they walked out.

An important factor should be considered is Mr. Lopez’s ability to keep the new restaurant going for several months with limited revenue

The geology professor showed us a sample about volcanic rock which dated back seven hundred years

Exercising well is as important to your health as sleep and eating correctly

Mark the letter A, B, C or D on your answer sheet to indicate the correct word or phrase: 
During the last 400 years, most scientists have ________on mathematics in their development of their inventions or discoveries.

Each year, people around the world spending billions of dollars buying merchandise on the Internet.