Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
Air pollution poses a_______to both human health and our environment
A. jeopardy
B. difficulty
C. problem
D. threat
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We are concerned with the problem of energy resources___________we must also think of our environment.
A. despite
B. though
C. however
D. but
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The bad weather and a lack of food simply ____________ our problem
A. compounded
B. enhanced
C. salvaged
D. transformed
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We are concerned with the problem of energy resources _________ we must also think of our environment.
A. despite
B. though
C. as though
D. but
Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
The minister ________ to say whether all the coal mines would be closed.
A. refused
B. avoided
C. denied
D. bothered
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Often neglected, noise pollution _______ affects the human being, leading to irritation, loss of concentration, and loss of hearing.
A. virtually
B. merely
C. adversely
D. intensively
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The International Red Cross has about 97 million volunteers whose main _____ is to protect human life and health.
A. mission
B. experience
C. organization
D. rule
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Question 9: The scientists _______ on this project try to find the solutions to air pollution.
A. working
B. worked
C. are working
D. who working
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Air pollution is getting __________ serious in big cities in the world.
A. more and more
B. most and most
C. the more and the more
D. the most and the most