Mark the letter A, B, C, or D on your answer sheet to indicate the best answer in each of the following questions:

He has to study this afternoon, __________?

The graphics ability of a computer depend on the speed of its processor and the size of its RAM

Choose the best answer to complete each of the following sentences: 

Jack broke his leg when he (play) ______________ football.

For many years, people have wondered that life exits elsewhere in the universe.

Either humans and animals learn by experience, and what is learned influences the planning and carrying out of simple actions.

VOCABULARY AND STRUCTURES: Choose the best options 

He _____ to find a job but he has no luck. 

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

I(A) asked him how far (B) was it from my school to the post office (C) if I went there (D) by taxi.

Choose the best answer from the four options given (marked A, B, C, or D) to complete each sentence: 

The article was posted by Jim on Tuesday, __________?  

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

If my mother goes home late this evening, my father ________.

Choose the best answer to complete each of the following sentences: 

This is the man _____ will help us with the project

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

 She remembered the correct address only_____________ she had posted the letter.

Philosophy, the inquiry into the nature of human knowledge, it is still a very popular subject among university students

Gold, silver, and copper coins are often alloyed whit harder metals to make them hard as enough to withstand wear.

In the 1800’s botanist Asa Gray worked to describe and classifying the plants found in North America

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. 

Bacteria lived in the soil play a vital role in recycling the Carbon and Nitrogen needed by plants.

To raise livestock successfully, farmers must selecting cattle for breeding and apply a dietary regimen

The number of student attending English courses at our university are increasing.

Choose the best answer: 
If you don’t ..................... your invention, other people may well take advantage of it.

Chicago’s Sears Tower, now the tallest building in the world, rises 1,522 feet from the ground to the top of it antenna.

Choose the best answer: 
When I called them yesterday, they told me that they were going to the movies........................ .