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

Reading requires more lighting than many other activities; therefore, the possibility of comfortable reading greatly vary depending on available lighting and time of day.

A few animals sometimes fool their enemies _______ to be dead.

The symptoms of diabetes in the early stages are too slight that people don’t notice them

The Unita Mountains of north-eastern Utah are the only range of mountains in North America that runs from East and West for its entire length.

Before she moved here, Arlene had been president of the organization since four years.

For many years, scientists studying the effects that the sun has on human skin.

The first things a new international student must do include renting an apartment, registering for classes, and to get to know the city.

In human beings, as in other mammal, hairs around the eyes, in ears and in the nose prevent dust, insects, and other matters from enter these organs.

Mark the letter A, B, C, or D on your answer sheet to indicate the word that differs from the rest in the position of the main stress in each of the following questions.

A. Desert     B. Common     C. Hotel     D. Temple

After several months of hard work, the police are finally ............. somewhere with their investigation.

Mark the letter A, B, C, or D on your answer sheet to indicate the word that differs from the rest in the position of the main stress in each of the following questions

A. Garden     B. Handbag     C. Happen     D. Explain

Dolphins can detect minute electrical discharges coming from its preys.

Mark the letter A, B, C or D to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions:

They started building the house in January.

One of the greatest of mountains climbers, Carl Blaurock was the first to climb all of the mountains higher than 14,000 feet in the United States.

I know that someone who has great natural shape but is .................. won't beat someone   with a lesser shape who is in condition.

What do mean, he's watching television? He's _____________to be washing the car.

When she retires in April 1989, football champion Christine Evert was the most famous man athlete in the United States.

She wishes that we did not send her the candy yesterday because shi is on a diet.

The 6-year-old boy resembles to his mother somewhat more than his older brother does.

Choose the correct answer:

Reading ___________ an integral role in enhancing knowledge and relaxing.

I want _________ apple from that basket.