You can ride an exercise bike while you are watching television ______ you can take the stairs instead of the elevator.

Choose the best answer:

Two thousand volunteers ……… the Illiteracy Eradication campaign this year.

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A quarter of something ......................

Every ten minutes, one kind of animal, plant or insect dies (1) ...... forever. If nothing is done about it, one million species that are alive today will have become (2) ...... twenty years from now.
The seas are in (3) ........ They are being filled with poison, industrial and nuclear (4) ......., chemical fertilizers and pesticides, sewage. The Mediterranean is already nearly dead. The North Sea is following. If nothing is done about it, one day soon nothing will be able to live in the seas.
The tropical rain forests, which are the (5) ...... of half the earth's living things (including many rare animals and plants), are being destroyed. If nothing is done about it, they will have disappeared in twenty years. The (6) ...... on the world's climate and on our agriculture and food supplies, will be disastrous.
Fortunately, somebody is trying to do something about it. In 1961, the World Wildlife Fund was (7) ...... - a small group of people who wanted to raise money to save animals and plants from extinction.
Today, the World Wildlife Fund is a large international organization. It has raised over $35 million for conservation projects, and has created or given (8) ...... to National Parks in five continents. It has helped 30 mammals and birds, including the tiger, to (9) ........ Perhaps this is not much, but it is a start. If more people give more money - and if more governments wake up to what is happening -perhaps the World Wildlife Fund will be able to help US to avoid the disaster that (10) ...... the natural world, and all of US will be with it.
(8)..................

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

The boy _________ eyes are brown is my friend. 

We are trying to control the                 of the dollar on the world’s money markets.

Jeanne and Mike are talking about Bonnie. Jeanne: “_______ .”

Mike: “ Really? What did he say?”

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She has two sons. Both of ....... work hard. 

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When you are ........ orbit, you will be able to walk  ............. the wall.

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

After reviewing the training program for new sales staff, Mr. Vance concluded that more…… should be placed on networking skills.

______, Malaysia experienced significant economic growth.

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You gave me precious help ...... I am extremely grateful.

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

All of Nahan-Messer's established science fiction authors have been moved to the new  division.---------------, Lightspeed has acquired several first-time novelists. Its first  release, A Giant of Industry by Lily Riddle, will be published on March 15. 

However, some graduates actually like the idea of pursuing a career in teaching English long-term, and there are numerous courses at various _______ of teaching, from the fast-track TEFL to a diploma or masters

One of ASEAN's objectives is to help people think about peace and _______ and do something about it.

Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions.

Astronomers do not have sufficient information to determine what the solar system was created

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

In April, Peterson’s Garden Store will hold ……… sessions on gardening basics.

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

Flash photography is not permitted......................... the Sakura Museum of Art.

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

The career-development seminar are open to both part-time____________full-time employees.

I have not seen my dog _______ the storm struck the community.

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

The US troops are using much more sophisticated weapons in the Far East.