Unit5 Working the Land Words and expressions 课件-2026-2027学年高中英语人教版选择性必修第一册

该高中英语课件围绕Unit 5 "Working the Land"主题，系统呈现农业与科学相关核心词汇，课堂导入结合"禾下乘凉梦"致敬袁隆平事迹，知识点从词汇基础（音标、词性）到衍生词、短语，再到语法应用（单句填空、完成句子），构建递进式学习支架。 其亮点在于通过词汇衍生链（如devote→devoted→devotion）强化语言能力，融入袁隆平事迹等文化元素提升文化意识，对比分析传统与非传统能源培养思维品质。采用语境化例句和分层练习，学生能系统掌握词汇并提升应用能力，教师可直接使用结构化资源提高教学效率。

Unit 5 Working the Land 件 课 汇 词 hybrid /ˈhaɪbrɪd/ n.杂交植(动)物;合成物 devote /dɪˈvəʊt/ vt.把…献(给);把…专用于 devote ... to /dɪˈvəʊt tə/ 把…用于;献身;致力;专心 →__________ adj.忠实的；深爱的→___________ n．献身；奉献；忠诚 devoted devotion devote ... to ...　 把……用于……；献身；致力；专心 devote oneself to 献身于……；致力于…… devote one’s life/time/energy to... 把某人的生命/时间/精力奉献于…… be devoted to (doing) sth. 专心于……；奉献于…… A great person is someone who devotes his/her life to helping others. 伟人是把自己的一生致力于帮助别人的人。 Qian Xuesen devoted himself entirely to science. 钱学森把一生都献给了科学事业。 单句语法填空 ①Society even praises “burning the candle at both ends” as a sign of our ___________(devote) to work and family. ②But we do think that you can live a more powerful life when you devote some of your time and energy _____ something much larger than yourself. devotion　 to　 shortage /ˈʃɔ:tɪdʒ/ n.不足;缺少;短缺 short adj.短的；矮的；不足的；缺乏的 →___________ vt.变短；缩短→___________ n．不足；缺少；短缺 shorten shortage food/water/housing shortages 食物/用水/住房短缺 shortage of 缺乏 be short of 缺乏，不足 The loss of big trees was greatest in areas where trees had suffered the greatest water shortage. 在树木缺水最严重的地区，大树的损失最大。 tackle /ˈtækl/ vt.解决(难题);应付(局面) crisis /ˈkraɪsɪs/ n.危机;危急关头 Oil shortages have brought on an energy crisis. 石油短缺已经造成了能源危机。 boost /bu:st/ vt.使增长;使兴旺 n.增长;提高;激励 yield /ji:ld/ n.产量;产出 vt.出产(作物);产生(收益或效益等) vi.屈服;让步 convince /kənˈvɪns/ vt.使相信;使确信;说服 →_____________ adj.令人信服的→___________ adj.确信的；信服的 convincing convinced convince sb.to do sth.　 说服某人做某事 convince sb.of sth. 使某人相信某事 convince sb.that ... 使某人相信…… be convinced that ... 确信…… I’ve been trying to convince him to see a doctor. 我一直劝他去看医生。 I convinced him of her honesty. ＝ I convinced him that she was honest. 我使他相信她是诚实的。 单句语法填空 ①I’m not ____________ (convince) that your idea will work, but I’ll keep an open mind on it. ②Scientists are convinced _____ the positive effect of laughter on physical and mental health. ③Nobody could come up with a _____________ (convince) reason why the dinosaur died out. ④They tried to convince him _____________(support) them. convinced　 of　 convincing　 to support　 ⑤____________(convince) that the Belt and Road Initiative (“一带一路”倡议) will benefit China’s economy, we are optimistic about the future of our country. 完成句子 ⑥Robert’s expression obviously ___________________(使她相信) his honesty. ⑦_______________________(我确信) we were doing the right thing. Convinced　 convinced her of　 I was convinced that　 characteristic /ˌkærəktəˈrɪstɪk/ n.特征;特点;品质 adj.典型的 attain /əˈteɪn/ vt.(经过努力)获得;得到 attain knowledge 获得知识 attain one’s goal 实现目标 attainable adj.可获得的；可达到的 His efforts paid off and he attained his goal at last. 他的努力得到了回报，他最终达到了目标。 conventional /kənˈvenʃənl/ adj.传统的;习惯的 convention n．习俗；常规→____________ adj.传统的；习惯的 conventional pollinate /ˈpɒləneɪt/ vt.授粉;传粉 assumption /əˈsʌmpʃn/ n.假定;设定;(责任的)承担 assume v．假定；假设；认为 →____________ n．假定；设定；(责任的)承担；(权力的)获得 assumption make an assumption　 认为；假定 on the assumption that ... 假定…… assume sb./sth.to be 假定/假设某人/物为…… It is assumed that ... 被认为…… assuming (that)．.. 假设/假定…… It is generally assumed that stress is caused by too much schoolwork. 普遍认为，压力是学业过重所致。 intense /ɪnˈtens/ adj.热切的;十分强烈的;激烈的 overcome /ˌəʊvəˈkʌm/ vt.克服;解决;战胜 We can and must overcome our shortcomings. 我们能够而且必须克服我们的缺点。 What challenges have you overcome? 你战胜了什么样的挑战？ expand /ɪkˈspænd/ v.扩大;增加 vt.扩展;发展 →___________ n．扩张；扩展；扩大 expansion A child’s vocabulary expands through reading. 孩子的词汇量通过阅读得到扩大。 We have plans to expand the business into the USA market. 我们计划把业务扩展到美国市场。 output /ˈaʊtpʊt/ n.产量;输出 vt.输出 estimate /ˈestɪmət/ vt.估计;估价;估算 n.估计 It is estimated (that)... 据估计，…… It is estimated that the project will last four years. 据估计，这项工程将持续四年。 domestic /dəˈmestɪk/ adj.本国的;国内的;家用的 consumption /kənˈsʌmpʃn/ n.消耗;消耗量;消费 consume v．消耗；耗费(燃料、能量、时间等)；消费 →____________ n．消耗；消耗量；消费→___________ n．消费者 consumption consumer comprise /kəmˈpraɪz/ vt.包括;包含;由…组成 be comprised of 包括;包含;由…组成(或构成) be comprised of ＝consist of＝be composed of＝be made up of 由……组成；包括；包含 The collection is comprised of 327 paintings. ＝The collection comprises 327 paintings. 那一组收藏有327幅画。 generate /ˈdʒenəreɪt/ vt.产生;引起 →___________ n．代；一代人；产生 generation strain /streɪn/ n.(动、植物)系;品种;拉伤 leisure /ˈleʒə(r)/ n.闲暇;休闲;空闲 deep down 在内心深处;本质上;实际上 soil /sɔɪl/ n.泥土;土壤;国土;领土 celebrity /səˈlebrəti/ n.名望;名誉;名人;名流 envision /ɪnˈvɪʒn/ vt.展望;想象 vision n．想象；视力；视野；影像→__________ vt.展望；想象 envision sorghum /ˈsɔ:gəm/ n.高粱;高粱米 broom /bru:m/ n.扫把;扫帚;金雀花 grain /greɪn/ n.谷物;谷粒;颗粒 vision /ˈvɪʒn/ n.想象;视力;视野;影像 reality /riˈæləti/ n.现实;实际情况;事实 real adj.真实的 →_________ n．现实；实际情况；事实 → _______v．实现；意识到 →__________ adv.真正地 reality realize really in reality 实际上，事实上 In reality, violent crime is rare in the area. 实际上，暴力犯罪在这个地区很罕见。 salty /ˈsɔ:lti/ adj.含盐的;咸的 salt n．盐→________ adj.含盐的；咸的 salty urban /ˈɜ:bən/ adj.城市的;都市的;城镇的 bomb /bɒm/ n.炸弹 vt.轰炸;对…投炸弹 tunnel /ˈtʌnl/ n.地下通道;地道;隧道 extension /ɪkˈstenʃn/ n.扩建部分;扩大;电话分机 extend vt.延长；延伸；扩大→__________ n．扩建部分；扩大；电话分机 extension chemical /ˈkemɪkl/ adj.与化学有关的 n.化学制品 chemistry n．化学 →__________ adj.与化学有关的；化学的n.化学制品；化学品 →_________ n．化学家 chemical chemist wheat /wi:t/ n.小麦;小麦籽 flavour /ˈfleɪvə(r)/ n.味道;特点;特色 fertilizer /ˈfɜ:təlaɪzə(r)/ n.肥料 nutritional /njʊ'trɪʃənl/ adj.营养(物)的 nutritious /njuˈtrɪʃəs/ adj.有营养的;营养丰富的 nutrition /njuˈtrɪʃn/ n.营养;滋养 alleviate /əˈli:vieɪt/ vt.减轻;缓解 poverty /ˈpɒvəti/ n.贫穷;贫困 organic /ɔ:ˈgænɪk/ adj.有机的;不使用化肥的 pesticide /ˈpestɪsaɪd/ n.杀虫剂;除害药物 widespread /ˈwaɪdspred/ adj.分布广的;普遍的;广泛的 bacterium /bæk'tɪərɪəm/ n.细菌 in turn /ɪn tɜ:n/ 相应地;转而;依次;轮流 by turns　　　　　　　　　　　轮流地；交替地 take turns 轮流；依次 take turns (in) doing/to do sth. 轮流做某事 It's one's turn to do sth. 轮到某人做某事 We will examine each of these methods in turn. 我们将依次逐个分析这些方法。 The two brothers take turns looking after their father. 兄弟俩轮流着照顾父亲。 digest /daɪˈdʒest/ v.消化;领会;领悟 n.摘要 essential /ɪˈsenʃl/ adj.完全必要的;极其重要的 The words are essential for everybody to learn English. 这些词对于每一个英语学习者来说，都是必备的。 It is essential that you get a visa before you travel to the USA． 到美国旅游之前拿到签证是必不可少的。 mineral /ˈmɪnərəl/ n.矿物;矿物质 alternative /ɔ:lˈtɜ:nətɪv/ n.可选的事物 adj.可供替代的 have no alternative but to do sth. 别无选择只能做某事 have the alternative of doing sth. 有做某事的选择 there's no alternative ... 别无选择…… I had no money, so I had no alternative but to stay at home. 我因为没钱，所以除了待在家里别无选择。 You have the alternative of speaking or keeping quiet. 你拥有选择说话或保持沉默的权利。 grocery /ˈgrəʊsəri/ n.食品杂货店;食品杂货 instance /ˈɪnstəns/ n.例子;实例;事例 for instance /fə(r) ˈɪnstəns/ 例如;比如 depth /depθ/ n.向下(或向里)距离;深(度) deep adj.深的 adv.深深地；在深处→________ n．向下(或向里)的距离；深(度) →_________ vt.加深 depth deepen root /ru:t/ n.根;根茎;根部;根源 entirely /ɪnˈtaɪəli/ adv.全部地;完整地;完全地 entire adj.整个的；全部的；完全的→_________ adv.全部地；完整地；完全地 entirely aspect /ˈæspekt/ n.方面;层面 Thank You $