Unit 5 Working the Land Words and Expressions 课件-2022-2023学年高中英语人教版（2019）选择性必修第一册

devote v. 把...献给；把...专用于；专心于 devote one’s life/time/energy/attention to... devote...to 把...用于；献身；致力；专心 Qian Xuesen devoted himself entirely to science. devoted adj. 忠实的；深爱的 a devoted friend be devoted to sth./sb. devotion n. 深爱；热爱；献身 “专心于，致力于”的其它表达： concentrate on/be absorbed in/be focused on 1 Yuan Longping was convinced that the answer could be found in the creation of hybrid rice. convince v. 使相信；使确信；说服 You’ll need to convince them of your enthusiam for the job. I’ve been trying to convince him to employ more skilled workers. convincing adj. 令人信服的 convinced adj. 确信的；深信的 2 One characteristic of hybrids is that they usually attain a higher yield than conventional crops. attain v. (通常经过努力）获得；得到 attain one’s goal/purpose 实现目标 attain knowledge 获得知识 ___________ (attain) our goal, we need to make more efforts. attainment n. 达到；获得 attainment of wealth attainable adj. 可达到的；可实现的 attainable goals/objectives/targets To attain 3 The common assumption then was that it could not be done. assumption n. 假定；设定；（责任的）承担；（权力的）获得 It is impossible to make assumptions about people’s reactions. What matters is your assumption of responsibility for your own life. assume v. 假定...；认定... It is generally assumed that stress is caused by too much work. I had assumed him to be an American. assuming conj. 假如，引导条件状语从句 Assuming (that) he’s still alive, how old would he be now? 4 This hybrid enabled farmers to expand their output greatly. expand vt. & vi. 扩大；增加 vt. 扩展；发展（业务） expand...into... 扩展/发展成 expand the influence/market A child’s vocabulary expands through reading. We’ve expanded the business by opening two more stores. output n. 产量；输出； v. 输出 → input n.&v. 输入 5 Today, it is estimated that about 60 percent of domestic rice consumption in China is comprised of crops generated from Yuan’s hybrid strains... estimate v. & n. 估计；估价；估算 Police estimate the crowd at 30,000. The deal is estimated to be worth $1.5 million. It is estimated that the project will last four years. domestic adj. 本国