高一英语各单元知识点总结及重难点解析Unit19-20.doc

高一英语各单元知识点总结及重难点解析Unit19-20 ★清华大学★英语系测试：为中小学生英语量身定做. 官方网站：/ 清华大学英语教授研究组提供 高一英语各单元知识点总结及重难点解析Unit19-20 ☆重点句型☆ 1. What do you think causes these changes? 2. It is on this arable land that the farmers produce food for the whole population of China. 3. To make as much use of the land as possible, two or more crops are planted each year where possible. 4. Not only is food production important but also taking care of the environment. 5. Much of the wisdom discovered by early Chinese scientists is still useful for farming. 6. Acting our stereotypes of people from different countries can be very funny. 7. What comedians have in common with the players in a comedy is their way of playing with words. 8. Typical for China is the crosstalk show, where a pair of comedians entertain the audience with word play. ☆重点词汇☆ 1. protection n. 保护；防卫 2. technique n. 技术；技巧 3. irrigation n. 灌溉；冲洗 4. import n. v. 进口；输入 5. production n. 产品；总产鼍 6. sow v. 播种；散布 7. wisdom n. 智慧；学识 8. firstly adv. 首先 9. remove vt. 移动；搬开 10. depend v. 依靠；依赖 11. insect n. 昆虫 12. discovery n. 发现；被发现的事物 13. humor n. 幽默；诙谐 14. practical adj. 实际的；实用的 15. fortunately adv. 幸运地 16. intend vt. 打算；想要 17. nationality n.国籍 18. fluent adj. 流利的；流畅的 19. amuse vt. 使发笑；使愉快 20. laughter n. 笑；笑声 21. accent n. 口音；腔调 22. typical adj. 典型的 23. actually adv. 事实上 24. appreciate vt. 欣赏；感激 25. operate v. 运转；操作 26. silence n. 寂静；沉默 27. confuse vt. 使迷惑；混淆 28. applaud v. n. 拍手喝彩；赞同 29. exist vi. 存在 30. direction n. 方向；指示 ☆重点短语☆ 1. bring in 引进 2. depend on 依靠 3. protect from 保护……免受…… 4. make use of 利用 5. make fun of 取笑；嘲笑 6. drive off 赶走；开走 7. date back to 追溯到…… 8. look on as 把……看作 9. be on good terms with 和……关系好 10. go against 违背；违犯 11. have an effect on 对……有影响 12. at the right time of the year 在适当季节 13. year after year 年复一年 14. pass on 传递下去 15. the first time 第一次 16. enjoy a long life 健康长寿 17. in great surprise 大吃一惊 18. add to 增添 19. from generation to generation 一代代 20. be different from 与……不同 短语闯关 下列短语都是这两个