Climate, more than any other single factor, 11 the distribution of life on Earth. Climatic boundaries establish the limits within which organisms can survive. Plants, even more than animals, must be 12 adapted to climate in order to survive. They cannot move about or take shelter but must be equipped to 13 whatever weather conditions are likely to occur. In the harsh conditions of the far north of the earth, for example, low growing mosses, lichens, and a few flowering plants all hold to the ground for shelter from icy winds.
Animals, despite their 14 to move about and find shelter, are just as much influenced by climate as plants are. Creatures such as the camel and the penguin are so highly specialized that they have an 15 limited distribution. Others, such as bears, are flexible enough to adapt to a 16 range of climates.. Ocean-dwelling organisms are just as sensitive to climatic changes in this case temperature and salinity as land animals. Reef corals can survive only in clear warm seawater. Certain foraminaters are so sensitive to changes in their 17 that their presence can be taken as an 18 of sea temperature. Human beings are among the 19 specialized of all animals and can live almost anywhere. Their clothes and their homes 20 as a sort of miniature climate that can be taken with them everywhere.
A. least B. determines c. ability D. urgently
E. broad F. behave G. worst H. index
I. endure J. extremely K. entertain L. well
M. neighborhood N. act O. environment
II. B 12. L 13. I 14. C 15. J 16. E 17. O 18. H
2014人教新目标英语八下unit3《Could you please clean your room》section b3a导学案
2014人教新目标英语八下unit1《What’s the matter》section b 2a-2e导学案
2014人教新目标英语八下 unit7《What’s the highest mountain in the world》(第5课时)导学案
2014人教新目标英语八下unit3《Could you please clean your room》第二课时教案
2014人教新目标英语八下unit1《What’s the matter》section a 1a-2d导学案
2014人教新目标英语八下 unit4《Why don’t you talk to your parents》(第5课时)导学案
2014人教新目标英语八下 unit7《What’s the highest mountain in the world》(第4课时)导学案
2014人教新目标英语八下unit3《Could you please clean your room》第一课时教案
2014人教新目标英语八下 unit5《What were you doing when the rainstorm came》(第3课时)导学案
2014人教新目标英语八下unit 2《I’ll help clean up the city parks》(第3课时)教案
2014人教新目标英语八下unit3《Could you please clean your room》第三课时教案
2014人教新目标英语八下 unit7《What’s the highest mountain in the world》(第6课时)导学案
2014人教新目标英语八下 unit7《What’s the highest mountain in the world》(第1课时)导学案
2014人教新目标英语八下unit3《Could you please clean your room》学案
2014人教新目标英语八下 unit4《Why don’t you talk to your parents》(第6课时)导学案
2014人教新目标英语八下 unit9《Have you ever been to a museum》单元词汇
2014人教新目标英语八下 unit4《Why don’t you talk to your parents》(第3课时)教案
2014人教新目标英语八下unit3《Could you please clean your room》section a 3b-4c导学案
2014人教新目标英语八下unit1《What’s the matter》grammar focus-section b 1d导学案
2014人教新目标英语八下unit1《What’s the matter》section b 3a导学案
2014人教新目标英语八下unit3《Could you please clean your room》section a 2d-3a导学案
2014人教新目标英语八下unit3《Could you please clean your room》第四课时教案
2014人教新目标英语八下 unit4《Why don’t you talk to your parents》(第5课时)教案
2014人教新目标英语八下unit 2《I’ll help clean up the city parks》(第5课时)教案
2014人教新目标英语八下 unit7《What’s the highest mountain in the world》(第3课时)导学案
2014人教新目标英语八下unit3《Could you please clean your room》section b 2c-2e导学案
2014人教新目标英语八下unit3《Could you please clean your room》检测题
2014人教新目标英语八下unit3《Could you please clean your room》section a 1a-2c导学案
2014人教新目标英语八下 unit4《Why don’t you talk to your parents》(第4课时)导学案
2014人教新目标英语八下 unit5《What were you doing when the rainstorm came》(第5课时)导学案
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