i. 重点词汇1. capsule n. 太空舱，胶囊2. carriage n.  运输工具，四轮马车，客车3. case n. 情况，病例，案例， 箱子，盒子4. ceremony n. 典礼，仪式5. challenge n /  v  挑战6. challenging adj.  具有挑战性的7. characteristic adj.特有的，典型的        n. 特点，特征8. chart n.  图表9. chief adj. 主要的，首席的      n. 首领，长官10. choke v.  噎住，窒息11. citizen n.  公民，市民12. clarify v.  阐明13. clue n.  线索14. colleague n.  同事15. combination n.  结合，组合16. communism n. 共产主义17. concentrate v. 集中，专心18. conclude v.  得出结论，结束19. consist v.  有。。。组成20 consistent adj. 一致的21. constant adj.  连续的，不断的，经常的22. construction n. 建筑，建筑物23. contribute v  贡献，捐助，投稿ii. 重点短语1. in case 以防万一2. in any case  无论如何3. in no case 决不4. in that case  在那种情况下5. meet the challenge of 迎接。。。的挑战6. challenge sb to do  挑战。。。做。。。7. to conclude 总之8. contribute to  对。。做出贡献， 促成，投稿iii. 佳句赏析1. the award ceremony will start soon.颁奖仪式很快就要开始了。2. this is our real challenge, is to educate the entire child.这是我们面临的真正挑战，是教育完整的孩子。3. one of the characteristic features of this technique is its replicability.这种技术的独特的特征之一就是它的可重复性。iv. 词汇练习1. it is true of every c             .2. this group is the special case of the first group, so we           (集中)  on the first group in this section.3. it is not who you are but what you can               （贡献）    .4. they face a               (连续的)battle to protect pockets of high profits and have few chances to grow.v. 短语练习1. to be honest my carelessness         to my failure.a contributed      b donated  c provided        d offered2. would it be      for you to pick me up at 4 o’clock and take me to the airport.a  free               b  vacant  c  handy             d  convenient

答案case / concentrate / contribute / constantad

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