PETS5英语五级

3773考试网英语等级考试PETS5英语五级正文

2014年公共英语五级考试阅读模拟练习题2

来源:2exam.com 2014-9-25 16:40:43

  1. The writer holds that the potential to make healthy body tissues will _______。

  [ A ] aggravate moral issues of human cloning

  [ B ] bring great benefits to human beings

  [ C ] help scientists decode body instructions

  [ D ] involve employing surgical instruments

  2. The word “rejuvenated” ( Para. 5) most probably means _______。

  [ A ] modified

  [ B ] re-collected

  [ C ] classified

  [ D ] reactivated

  3. The research at the University of Wisconsin is mentioned to show _______。

  [ A ] the isolation of stem cells

  [ B ] the effects of gene therapies

  [ C ] the advantages of human cloning

  [ D ] the limitations of tissue replacements

  4. Which of the following is true according to the text?

  [ A ] The principle of gene therapy is applicable to that of cloning.

  [ B ] The isolation of stem cells is too difficult to be feasible.

  [ C ] It is reasonable for all body instructions to be activated.

  [ D ] Cloned animals will eventually take control of the world.

  5. Towards the genetic research, the author’s attitude can best be said to be that of_______。

  [ A ] frustration

  [ B ] indifference

  [ C ] amazement

  [ D ] opposition

  基因治疗和以基因为基础的药物是我们从遗传科学中获得利益的两种方式。在未来几年内,这些基因疗法会发展成为主流医学。如果医生利用基因知识,分离干细胞,然后培育这些细胞,他们就可能为病人提供健康的移植组织,.这种技术同样也有助于克隆技术的发展,以后越来越多的动植物将会被克隆,甚至人本身。排除道德法律的因素,利用基因克隆培养出来的人的各种健康器官,一些病将会被更好的治疗

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