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1、高二英语人教版选修8学案新知预习Unit2Cloning答案:D 细枝末节 2. Which of the following statements about cloning is NOT true according to the text? A. Cloning is something that has been developed quite recently. B. Twins that look exactly the same are originally from the same egg. C. Cloning is used by gardeners to make mo
2、re money. D. Animal cloning is much more difficult than plant cloning. 答案:A 3. The cloning of Dolly the sheep succeeded because . A. its easier to clone a sheep than other animals B. the scientists were determined and worked hard with patience C. the scientists were rewarded and got lots of money D.
3、 many other attempts to clone mammals failed 答案:B 4. The lamb is the clone of the cell from sheep B because . A .it provides the the egg cell B. it gives birth to the lamb C. it provides the nucleus D. it is a female sheep D.12 答案:D Text B 主旨大意 6. The writer of the text . A. is excited by the possib
4、ility of cloning fiece and extinct animals B. believes that extinct animals can be brought back to life by cloning C. thinks it impossible or unsuitable to clone extinct animals like dinosaurs D. dreams of dinosaurs returning to the earth 答案:C 细枝末节 7. The film Jurassic Park is popular because . A. p
5、eople are interested in the subject of cloning B. all the actors are dinosaurs C. it was directed by a scientist who clones dinosaurs D. it proves very interesting 答案:A 8. Which of the following is true? A. Mice were cloned in 1981. B. Dolly the sheep was the first cloned animal. C. The name of the
6、cloned cow is “Bison”. D. China was successful in cloning mammals. 答案:D 9. The reasons why a group of cloned animals all die of the same illness do NOT include . A. they have the same arrangement of genes B. there isnt enough diversity in the group for it to overe illnesses C. the illness is a new o
7、ne D. their arrangement of genes can not resist that new disease 答案:C 推理判断 10. We can infer from the text that . A. scientists are experimenting to clone dinosaurs B. dinosaurs will never return to the earth C. cloned animals will only live in the zoo D. the DNA of dinosaurs can only survive 10 000 years 答案:B 第 页 共 页
