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56. How do environmentalist opponents view GM foods according to the passage? A. They will eventually ruin agriculture and the environment. B. They are used by big businesses to monopolize agriculture. C. They have proved potentially harmful to consumers' health. D. They pose a tremendous threat to current farming practice.
57. What does the author say is vital to solving the controversy between the two sides of the debate?
A. Breaking the GM food monopoly. B. More friendly exchange of ideas.
C. Regulating GM food production. D. More scientific research on GM crops.
58. What is the main point of the Nature articles?
A. Feeding the growing population makes it imperative to develop GM crops. B. Popularizing GM technology will help it to live up to its initial promises. C. Measures should be taken to ensure the safety of GM foods. D. Both supporters and opponents should make compromises. 59. What is the author's view on the solution to agricultural problems? A. It has to depend more and more on GM technology. B. It is vital to the sustainable development of human society. C. GM crops should be allowed until better alternatives are found. D. Whatever is useful to boost farming efficiency should be encouraged.
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60. What does the author think of the on going debate around GM crops? A. It arises out of ignorance of and prejudice against new science. B. It distracts the public attention from other key issues of the world.
C. Efforts spent on it should be turned to more urgent issues of agriculture. D. Neither side is likely to give in until more convincing evidence is found. 61. What are students obliged to do under early decision? A. Look into a lot of schools before they apply. B. Attend the school once they are admitted. C. Think twice before they accept the offer. D. Consult the current students and alumni. 62. Why do schools offer early decision? A. To make sure they get qualified students. B. To avoid competition with other colleges. C. To provide more opportunities for applicants. D. To save students the agony of choosing a school.
63. What is said to be the problem with early decision for students? A. It makes their application process more complicated. B. It places too high a demand on their research ability. C. It allows them little time to make informed decisions. D. It exerts much more psychological pressure on them. 64. Why are some people opposed to early decision? A. It interferes with students' learning in high school.
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