全国专业技术人员职称英语等级考试-综合类b级

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1、全国专业技术人员职称英语等级考试 综合类B级模拟题 第1部分:词汇选项(第115题,每题1分,共15分) 下面共有15个句子,每个句子中均有1个词或短语有底横线,请从每个句子后面所给的4个选项中选择1个与划线部分意义最相近的词或短语。答案一律涂在答题卡相应的位置上。 1. The old concerns lose importance and some of them vanish altogether. A) develop B) disappear C) linger D) renew 2. In the United States educational system, interme

2、diate school is the transitional phase between the primary grades and high school. A) stage B) notion C) pattern D) alternative 3. Fluoride deters tooth decay by reducing the growth of bacteria that destroy tooth enamel. A) facilitates B) overwhelms C) inhibits D) loosens 4. The firm of Bonnin and M

3、orris in Philadelphia was probably the first American Company to manufacture porcelain. A) silverware B) crystal C) china D) linen 5. Gunpowder was used extensively in firearms prior to 1990. A) in B) around C) from D) before 6. We packed up the things I had accumulated over the last three years and

4、 left for good. A) close B) near C) past D) final 7. The chemical is lethal to rats but safe to cattle. A) toxic B) harmful C) deadly D) contagious 8. She is very conscientious about her work. A) worried B) careful C) anxious D) nervous 9. She has consolidated her power. A) strengthened B) won C) ha

5、rdened D) united 10. The drinking water is contaminated with impurities. A) blackened B) polluted C) darkened D) mixed 11. Her novel depicts a futuristic America. A) writes B) sketches C) describes D) indicates 12. He expressed concern that the ship might be in distress. A) despair B) difficulties C

6、) need D) danger 13. They are endeavoring to change society as a whole. A) trying B) working C) doing D) making 14. Your eternal boasting annoys everyone, A) unchangeable B) everlasting C) boring D) monotonous 15. The other women seemed contented and they even exhibited their bellies with pride. A)

7、demonstrated B) uncovered C) spread D) showed 第2部分:阅读判断(第1622题,每题1分,共7分) 阅读下面这篇短文,短文后列出了7个句子,请根据短文的内容对每个句子做出判断。如果该句提供的是正确信息,请在答题卡上把A涂黑;如果该句提供的是错误信息,请在答题卡上把B涂黑;如果该句的信息文章中没有提及,请在答题卡上把涂黑。 Suppose you make your parents so happy, they decide to have another baby just like you. It might be flattering (讨人喜

8、欢的), but how would you feel about having a little brother or sister who is also your twin? A laboratory experiment conducted last fall suggests it may someday be possible. For the first time ever, scientists made exact copies, or clones (克隆), of a human embryo. Although the embryos grew for only six

9、 days, cloned embryos could theoretically be implanted in a womans womb (子宫) and develop into normal babies. Or they could be frozen and implanted years later. The scientists developed their cloning technique to make it easier for childless couples to have babies by in vitro (在体外的) fertilization. In

10、 this procedure, sperm (精子) from the man fertilizes an egg from the woman in a laboratory dish. In most case, doctors must try implanting several embryos before one stays in the womb. Cloned embryos would give them many more embryos to implant. But the technique could also be used for other purposes

11、. Parents might freeze embryos cloned from their children so that they could be replaced if any of them died. The clones would also be ideal donors if the children needed organ transplants. Another possibility: Childless couples could go to a bank of frozen embryos and choose a child just like one w

12、hos already living. Some people are concerned that these couples might pick only beautiful, successful children. The ethical dilemmas (困境) of cloning have not yet been discussed fully because the public assumed it was a long way off. Many people are calling for (要求,提倡) controls on cloning immediatel

13、y before the practice is abused. What do you think? 16. In an experiment conducted last autumn, scientists made exact copies of a human embryo for the first time. A. Right B. Wrong C. Not mentioned 17. The scientists developed their cloning technique to make it easier for childless couples to have b

14、abies by in vivo fertilization. A. Right B. Wrong C. Not mentioned 18 After the egg is fertilized, the nucleus begins dividing. A. Right B. Wrong C. Not mentioned 19. The technique is just used for providing embryos. A. Right B. Wrong C. Not mentioned 20. The technique can make a dead person alive.

15、A. Right B. Wrong C. Not mentioned 21. The ethical dilemmas of cloning has prevented it from further developing. A. Right B. Wrong C. Not mentioned 22. There is a delicately balanced relationship between the state of the pre-germ cell nuclei and the position in which they find themselves. A. Right B. Wrong C. Not mentioned 第3

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