Unit 5 Period 1 Reading and Thinking（阅读课分层作业）英语人教版选择性必修第一册

**基本信息** 该同步练习以分层设计为核心，通过基础巩固、能力进阶、思辨提升三级梯度，构建词汇-句型-语篇的知识巩固路径，兼顾语言能力培养与思维品质提升。 **分层设计** |层次|知识覆盖|设计特色| |----|----------|----------| |基础层|核心词汇变形、短语汉译英、基础语法填空|单一知识点直接应用，如单词词性转换巩固词汇基础| |进阶层|高阶词块替换、复合句仿写、语篇升格|从语言形式到意义转化，如长难句仿写提升句型应用能力| |高阶层|思辨词块、复杂句式重构、哲理微写作|结合高考题型的深度思维训练，如压轴思辨微写作培养批判性思维|

分层作业 Unit 5 Period 1 Reading and Thinking 一、单元核心单词变形 【答案】 1. convincing 2. devotion 3. production 4. agricultural 5. sustainable 二、课文重点短语汉译英 【答案】 1. devote oneself to 2. overcome difficulties 3. food shortage 4. feed the population 5. achieve one’s goal 6. sustainable agriculture 7. high-yield crops 8. benefit from 三、课文原句语法填空（基础语境） 【答案】 1. developing 固定搭配 devote…to doing 2. production 名词作宾语，rice production 水稻产量 3. Convinced be convinced that 状语省略be 4. highly 副词修饰形容词productive 5. to solve 固定结构 make it possible to do 四、基础句型仿写（课文万能句） 【答案】 1. Countless scientists devote their lives to solving the food crisis. 2. Scientific and technological innovation has greatly improved people’s lives. 五、课文微写作（80词左右） 【参考范文】 Yuan Longping and Hybrid Rice Yuan Longping is a great scientist who devoted his whole life to agricultural research. Convinced of the harm of food shortage, he focused on developing hybrid rice. Thanks to his hard work, rice production has been greatly increased, helping billions of people get rid of hunger worldwide. His persistent spirit and selfless devotion have made a huge difference to global agriculture. He sets a good example for all of us and deserves our eternal respect. 六、单元高阶词块（高考写作替换） 【答案】 1. 致力于做某事 2. 应对粮食危机 3. 提高作物产量 4. 抗病的 5. 取得显著突破 6. 缓解全球饥荒 七、课文长难句仿写（必修进阶复合句） 【答案】 1. Convinced that education can change one’s fate, numerous teachers dedicate themselves to education. 2. It is continuous hard work that enables us to overcome difficulties and achieve our goals. 八、语境语法填空 【答案】 1. developed 过去分词作后置定语（被研发的水稻） 2. to relax 固定搭配 have time to do 3. that 强调句结构 4. To increase 不定式作目的状语 5. environmentally 副词修饰形容词 friendly 九、课文段落升格 【答案】 Dedicating his lifetime to agricultural innovation, Yuan Longping successfully developed high-yield hybrid rice, which has greatly promoted global grain production. His groundbreaking research has saved countless people from starvation worldwide. Undoubtedly, his diligence, perseverance and selfless devotion make him an eternal role model for young generations. 十、进阶微写作（80词左右 人物品质类高考题型） 【参考范文】 The Spirit of Yuan Longping Yuan Longping is a distinguished agricultural scientist who devoted his entire life to rice research. Instead of staying in the lab, he worked diligently in fields, conducting numerous experiments to improve rice varieties. Thanks to his persistent efforts, high-yield hybrid rice was successfully developed, greatly boosting grain output and alleviating global hunger. His spirit of dedication, perseverance and selflessness has deeply inspired generations. As teenagers, we ought to learn from him, pursue our dreams firmly and contribute our strength to society. 一、满分思辨高阶词块 【答案】 1. dedicate one’s entire life to agricultural innovation 2. greatly alleviate global food scarcity 3. balance high yield and ecological sustainability 4. break through the limitations of traditional farming 5. demonstrate scientists’ responsibility and commitment 二、课文高阶长难句重构 【答案】 1. Only by rooting oneself in field work and persisting in exploration can we produce groundbreaking scientific achievements. 2. What truly changes the world is never talent, but down-to-earth perseverance and selfless dedication. 3. While the path of scientific research is full of hardships, Yuan Longping never abandoned his lifelong dream of ending hunger. 三、高阶语境语法填空 【答案】 1. do Only+状语前置，部分倒装 2. Rooted be rooted in 扎根于，分词作状语 3. is What引导主语从句，谓语单数 4. combining 现在分词作后置定语，主动表特征 5. that 强调句句型 四、满分思辨语段升格（从叙事→深度哲理升华） 【答案】 Dedicating his lifetime to agricultural causes, Yuan Longping rooted his research in practical field work rather than theoretical speculation. His groundbreaking hybrid rice innovation has relieved global food scarcity and brought hope to countless starving people. It is his persistence, selflessness and devotion that embody the noblest value of scientific research, setting an eternal spiritual example for younger generations. 五、压轴思辨微写作 【参考范文】 Devotion Creates Value Yuan Longping’s lifelong career perfectly interprets the truth that devotion creates eternal value. Rather than pursuing fame and wealth, he committed himself entirely to field research, aiming to eliminate global hunger. Through countless failures and persistent exploration, he developed high-yield hybrid rice, making tremendous contributions to world food security. His story teaches us that true greatness lies in down-to-earth perseverance and selfless dedication. As teenagers, we should abandon impetuosity, stick to our goals and devote ourselves to meaningful causes. Only by persistent dedication can we realize personal value and bring warmth and change to the world. (2024新高考Ⅰ卷 英语七选五) 【答案】36. F 37. B 38. E 39. A 40. D 【详解】 36. F 前文：想要稿件顺利发表，务必提交工整、完善的专业文稿。 F选项：That means good grammar and no spelling mistakes. That 精准指代前文“完美专业稿件”，对完善稿件的标准做出具体解释；后文紧接着提到编辑无法容忍拼写错误，spelling mistakes 词汇前后复现，逻辑紧密衔接。 37. B 前文：我并不信任电脑自带拼写检查工具。 B选项：It takes no account of the context. 代词It指代电脑拼写纠错程序，解释不信任电子工具的核心原因：程序无法结合上下文语境判断单词用法；后文引出作者坚持使用实体纸质词典，因果逻辑通顺。 38. E 后文详细列举词典功能：标注发音、词源、例句、多语境释义。 E选项：Of course, a dictionary is not only for spelling. 承上启下，前文一直在谈论拼写纠错，本句递进点明：词典功能绝不局限于拼写核对，自然引出下文丰富的附加功能。 39. A 后文：我已经使用这两本词典数十年，书页磨损，还写满个人笔记。 A选项：I could easily replace them with new digital versions. them指代前文两本纸质工具书；句意为：我本可以替换成新版电子词典，后文转折说明依旧长期珍藏旧实体书，语义转折顺畅。 干扰项C逻辑颠倒，排除。 40. D 前文引用约翰逊名言：编撰词典是枯燥乏味的工作。 D选项：But a dictionary can be a pleasure to read. But形成强转折，反驳“dull work枯燥”；后文进一步阐述随手翻阅词典是充实愉悦的体验，首尾呼应升华主旨。 4 / 8 学科网（北京）股份有限公司 $ 分层作业 Unit 5 Period 1 Reading and Thinking 一、单元核心单词变形 1. convince (v.) 使确信 → ________ (adj.) 令人信服的 2. devote (v.) 致力于 → ________ (n.) 奉献；投入 3. produce (v.) 生产 → ________ (n.) 产量；产出 4. agriculture (n.) 农业 → ________ (adj.) 农业的 5. sustain (v.) 维持 → ________ (adj.) 可持续的 二、课文重点短语汉译英 1. 致力于；投身于 ____________________ 2. 克服困难 ____________________ 3. 粮食短缺 ____________________ 4. 养活人口 ____________________ 5. 实现目标 ____________________ 6. 可持续农业 ____________________ 7. 高产作物 ____________________ 8. 得益于 ____________________ 三、课文原句语法填空（基础语境） 1. Yuan Longping devoted his whole life to ________ (develop) hybrid rice. 2. His research has greatly increased rice ________ (produce) and helped feed more people. 3. ________ (convince) that food shortage was a serious problem, he chose agriculture as his lifelong career. 4. Hybrid rice is ________ (high) productive and resistant to diseases. 5. His achievements have made it possible ________ (solve) food problems in many countries. 四、基础句型仿写（课文万能句） 1. He devoted his entire life to agricultural research. 仿写：无数科学家毕生致力于解决粮食危机。 ____________________________________________________________________________________________ 2. His work has helped billions of people get rid of hunger. 仿写：科技创新极大改善了人们的生活。 ____________________________________________________________________________________________ 五、课文微写作（80词左右） 主题：Yuan Longping and Hybrid Rice 要点： 1. 袁隆平毕生研究杂交水稻 2. 提高产量、缓解粮食短缺 3. 奉献精神值得学习 六、单元高阶词块（高考写作替换） 1. be committed to doing ________________（替换devote） 2. tackle food crisis ________________ 3. boost crop yields ________________ 4. be resistant to diseases ________________ 5. make remarkable breakthroughs ________________ 6. alleviate global hunger ________________ 七、课文长难句仿写（必修进阶复合句） 1. Convinced that hunger was a threat to mankind, Yuan Longping dedicated himself to hybrid rice research. 仿写：坚信教育能改变命运，无数老师默默奉献终身。 _____________________________________________________________________________________________ 2. It was his persistence and rigorous research that enabled him to make great achievements. 仿写：正是不懈的努力让我们能够克服困难、实现目标。 _____________________________________________________________________________________________ 八、语境语法填空 1. The hybrid rice ________ (develop) by Yuan Longping has dramatically raised grain output. 2. Devoting all his time to research, he rarely had time ________ (relax). 3. It is his perseverance ________ distinguishes him from ordinary researchers. 4. ________ (increase) rice production, he carried out countless field experiments. 5. His findings have made farming sustainable and ________ (environment) friendly. 九、课文段落升格 原基础段： Yuan Longping worked hard. He invented hybrid rice. It increased rice output. Many people no longer suffer from hunger. He is a great role model. 升格要求：加入非谓语、定语从句、衔接词、高级名词 __________________________________________________________________________________________________________________________________________________________________________________________ 十、进阶微写作（80词左右 人物品质类高考题型） 主题：The Spirit of Yuan Longping 要点： 1. 扎根田野、坚持科研 2. 攻克粮食难题、造福世界 3. 勤奋、无私、执着的品质值得青年学习 一、满分思辨高阶词块 1. 以毕生奉献致力于农业革新 ____________________ 2. 极大缓解全球性粮食匮乏 ____________________ 3. 兼顾高产与生态可持续发展 ____________________ 4. 突破传统农耕的局限 ____________________ 5. 彰显科研工作者的责任与担当 ____________________ 二、课文高阶长难句重构 1. 唯有扎根田野、持之以恒的探索，才能催生突破性科研成果。（only 倒装句） _____________________________________________________________________________________________ 2. 真正改变世界的，从来不是天赋，而是脚踏实地的坚守与无私的奉献。（what 主语从句） _____________________________________________________________________________________________ 3. 尽管科研之路布满坎坷，袁隆平从未放弃消除饥饿的毕生理想。（while 辩证让步句式） _____________________________________________________________________________________________ 三、高阶语境语法填空 1. Only by constantly practicing and experimenting ________ (do) scientists achieve technological breakthroughs. 2. ________ (root) in field work, Yuan’s research laid a solid foundation for global food security. 3. What matters most ________ (be) not fame and wealth, but lifelong devotion to public welfare. 4. The hybrid rice, ________ (combine) high output with disease resistance, benefits the whole world. 5. It is his insistence on down-to-earth research ________ distinguishes him from ordinary researchers. 四、满分思辨语段升格（从叙事→深度哲理升华） 原进阶语段： Yuan Longping did research in fields. He developed hybrid rice and helped many people. His spirit is worth learning. 满分升格创作 _______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 五、压轴思辨微写作 主题：Devotion Creates Value 思辨拔高立意： 1. 真正的科研，扎根实践、服务大众 2. 个人渺小坚守，能撬动世界改变 3. 青年当摒弃浮躁，以坚守与奉献创造人生价值 (2024新高考Ⅰ卷 英语七选五) If you want to be published, it’s vital to submit a perfect, professionally presented manuscript (稿件). 36._______ No editor will tolerate a writer who won’t bother to spell words correctly. I don’t trust my laptop’s spellchecker. 37._______ On my desk I keep two reference books: a dictionary and a thesaurus (同义词词典). Of course, these days there are plenty of online dictionaries and thesauruses, but I’m old-fashioned enough to prefer a hard cover and pages I can leaf through with my fingers. 38._______ It should give you pronunciation, word origins, examples of usage, and different meanings according to context. A good printed dictionary will include all these details, while online resources often leave some information out. I have the Concise Oxford Dictionary and the Collins Thesaurus. 39._______ I have used them for decades, and their worn pages carry plenty of personal notes. More than a hundred years ago, Samuel Johnson produced what was the most influential English dictionary. While defining the word “dull”, he wrote: “To make dictionaries is dull work.” 40._______ Spending a few minutes turning over a page or two can be a rewarding experience. A. I could easily replace them with new digital versions. B. It takes no account of the context. C. But I still don't want to replace them. D. But a dictionary can be a pleasure to read. E. Of course, a dictionary is not only for spelling. F. That means good grammar and no spelling mistakes. G. Dictionaries don't always give you enough information. 4 / 8 学科网（北京）股份有限公司 $ 分层作业 Unit 5 Period 1 Reading and Thinking 一、单元核心单词变形 1. convince (v.) 使确信 → ________ (adj.) 令人信服的 2. devote (v.) 致力于 → ________ (n.) 奉献；投入 3. produce (v.) 生产 → ________ (n.) 产量；产出 4. agriculture (n.) 农业 → ________ (adj.) 农业的 5. sustain (v.) 维持 → ________ (adj.) 可持续的 【答案】 1. convincing 2. devotion 3. production 4. agricultural 5. sustainable 二、课文重点短语汉译英 1. 致力于；投身于 ____________________ 2. 克服困难 ____________________ 3. 粮食短缺 ____________________ 4. 养活人口 ____________________ 5. 实现目标 ____________________ 6. 可持续农业 ____________________ 7. 高产作物 ____________________ 8. 得益于 ____________________ 【答案】 1. devote oneself to 2. overcome difficulties 3. food shortage 4. feed the population 5. achieve one’s goal 6. sustainable agriculture 7. high-yield crops 8. benefit from 三、课文原句语法填空（基础语境） 1. Yuan Longping devoted his whole life to ________ (develop) hybrid rice. 2. His research has greatly increased rice ________ (produce) and helped feed more people. 3. ________ (convince) that food shortage was a serious problem, he chose agriculture as his lifelong career. 4. Hybrid rice is ________ (high) productive and resistant to diseases. 5. His achievements have made it possible ________ (solve) food problems in many countries. 【答案】 1. developing 固定搭配 devote…to doing 2. production 名词作宾语，rice production 水稻产量 3. Convinced be convinced that 状语省略be 4. highly 副词修饰形容词productive 5. to solve 固定结构 make it possible to do 四、基础句型仿写（课文万能句） 1. He devoted his entire life to agricultural research. 仿写：无数科学家毕生致力于解决粮食危机。 ____________________________________________________________________________________________ 2. His work has helped billions of people get rid of hunger. 仿写：科技创新极大改善了人们的生活。 ____________________________________________________________________________________________ 【答案】 1. Countless scientists devote their lives to solving the food crisis. 2. Scientific and technological innovation has greatly improved people’s lives. 五、课文微写作（80词左右） 主题：Yuan Longping and Hybrid Rice 要点： 1. 袁隆平毕生研究杂交水稻 2. 提高产量、缓解粮食短缺 3. 奉献精神值得学习 【参考范文】 Yuan Longping and Hybrid Rice Yuan Longping is a great scientist who devoted his whole life to agricultural research. Convinced of the harm of food shortage, he focused on developing hybrid rice. Thanks to his hard work, rice production has been greatly increased, helping billions of people get rid of hunger worldwide. His persistent spirit and selfless devotion have made a huge difference to global agriculture. He sets a good example for all of us and deserves our eternal respect. 六、单元高阶词块（高考写作替换） 1. be committed to doing ________________（替换devote） 2. tackle food crisis ________________ 3. boost crop yields ________________ 4. be resistant to diseases ________________ 5. make remarkable breakthroughs ________________ 6. alleviate global hunger ________________ 【答案】 1. 致力于做某事 2. 应对粮食危机 3. 提高作物产量 4. 抗病的 5. 取得显著突破 6. 缓解全球饥荒 七、课文长难句仿写（必修进阶复合句） 1. Convinced that hunger was a threat to mankind, Yuan Longping dedicated himself to hybrid rice research. 仿写：坚信教育能改变命运，无数老师默默奉献终身。 _____________________________________________________________________________________________ 2. It was his persistence and rigorous research that enabled him to make great achievements. 仿写：正是不懈的努力让我们能够克服困难、实现目标。 _____________________________________________________________________________________________ 【答案】 1. Convinced that education can change one’s fate, numerous teachers dedicate themselves to education. 2. It is continuous hard work that enables us to overcome difficulties and achieve our goals. 八、语境语法填空 1. The hybrid rice ________ (develop) by Yuan Longping has dramatically raised grain output. 2. Devoting all his time to research, he rarely had time ________ (relax). 3. It is his perseverance ________ distinguishes him from ordinary researchers. 4. ________ (increase) rice production, he carried out countless field experiments. 5. His findings have made farming sustainable and ________ (environment) friendly. 【答案】 1. developed 过去分词作后置定语（被研发的水稻） 2. to relax 固定搭配 have time to do 3. that 强调句结构 4. To increase 不定式作目的状语 5. environmentally 副词修饰形容词 friendly 九、课文段落升格 原基础段： Yuan Longping worked hard. He invented hybrid rice. It increased rice output. Many people no longer suffer from hunger. He is a great role model. 升格要求：加入非谓语、定语从句、衔接词、高级名词 __________________________________________________________________________________________________________________________________________________________________________________________ 【答案】 Dedicating his lifetime to agricultural innovation, Yuan Longping successfully developed high-yield hybrid rice, which has greatly promoted global grain production. His groundbreaking research has saved countless people from starvation worldwide. Undoubtedly, his diligence, perseverance and selfless devotion make him an eternal role model for young generations. 十、进阶微写作（80词左右 人物品质类高考题型） 主题：The Spirit of Yuan Longping 要点： 1. 扎根田野、坚持科研 2. 攻克粮食难题、造福世界 3. 勤奋、无私、执着的品质值得青年学习 【参考范文】 The Spirit of Yuan Longping Yuan Longping is a distinguished agricultural scientist who devoted his entire life to rice research. Instead of staying in the lab, he worked diligently in fields, conducting numerous experiments to improve rice varieties. Thanks to his persistent efforts, high-yield hybrid rice was successfully developed, greatly boosting grain output and alleviating global hunger. His spirit of dedication, perseverance and selflessness has deeply inspired generations. As teenagers, we ought to learn from him, pursue our dreams firmly and contribute our strength to society. 一、满分思辨高阶词块 1. 以毕生奉献致力于农业革新 ____________________ 2. 极大缓解全球性粮食匮乏 ____________________ 3. 兼顾高产与生态可持续发展 ____________________ 4. 突破传统农耕的局限 ____________________ 5. 彰显科研工作者的责任与担当 ____________________ 【答案】 1. dedicate one’s entire life to agricultural innovation 2. greatly alleviate global food scarcity 3. balance high yield and ecological sustainability 4. break through the limitations of traditional farming 5. demonstrate scientists’ responsibility and commitment 二、课文高阶长难句重构 1. 唯有扎根田野、持之以恒的探索，才能催生突破性科研成果。（only 倒装句） _____________________________________________________________________________________________ 2. 真正改变世界的，从来不是天赋，而是脚踏实地的坚守与无私的奉献。（what 主语从句） _____________________________________________________________________________________________ 3. 尽管科研之路布满坎坷，袁隆平从未放弃消除饥饿的毕生理想。（while 辩证让步句式） _____________________________________________________________________________________________ 【答案】 1. Only by rooting oneself in field work and persisting in exploration can we produce groundbreaking scientific achievements. 2. What truly changes the world is never talent, but down-to-earth perseverance and selfless dedication. 3. While the path of scientific research is full of hardships, Yuan Longping never abandoned his lifelong dream of ending hunger. 三、高阶语境语法填空 1. Only by constantly practicing and experimenting ________ (do) scientists achieve technological breakthroughs. 2. ________ (root) in field work, Yuan’s research laid a solid foundation for global food security. 3. What matters most ________ (be) not fame and wealth, but lifelong devotion to public welfare. 4. The hybrid rice, ________ (combine) high output with disease resistance, benefits the whole world. 5. It is his insistence on down-to-earth research ________ distinguishes him from ordinary researchers. 【答案】 1. do Only+状语前置，部分倒装 2. Rooted be rooted in 扎根于，分词作状语 3. is What引导主语从句，谓语单数 4. combining 现在分词作后置定语，主动表特征 5. that 强调句句型 四、满分思辨语段升格（从叙事→深度哲理升华） 原进阶语段： Yuan Longping did research in fields. He developed hybrid rice and helped many people. His spirit is worth learning. 满分升格创作 _______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 【答案】 Dedicating his lifetime to agricultural causes, Yuan Longping rooted his research in practical field work rather than theoretical speculation. His groundbreaking hybrid rice innovation has relieved global food scarcity and brought hope to countless starving people. It is his persistence, selflessness and devotion that embody the noblest value of scientific research, setting an eternal spiritual example for younger generations. 五、压轴思辨微写作 主题：Devotion Creates Value 思辨拔高立意： 1. 真正的科研，扎根实践、服务大众 2. 个人渺小坚守，能撬动世界改变 3. 青年当摒弃浮躁，以坚守与奉献创造人生价值 【参考范文】 Devotion Creates Value Yuan Longping’s lifelong career perfectly interprets the truth that devotion creates eternal value. Rather than pursuing fame and wealth, he committed himself entirely to field research, aiming to eliminate global hunger. Through countless failures and persistent exploration, he developed high-yield hybrid rice, making tremendous contributions to world food security. His story teaches us that true greatness lies in down-to-earth perseverance and selfless dedication. As teenagers, we should abandon impetuosity, stick to our goals and devote ourselves to meaningful causes. Only by persistent dedication can we realize personal value and bring warmth and change to the world. (2024新高考Ⅰ卷 英语七选五) If you want to be published, it’s vital to submit a perfect, professionally presented manuscript (稿件). 36._______ No editor will tolerate a writer who won’t bother to spell words correctly. I don’t trust my laptop’s spellchecker. 37._______ On my desk I keep two reference books: a dictionary and a thesaurus (同义词词典). Of course, these days there are plenty of online dictionaries and thesauruses, but I’m old-fashioned enough to prefer a hard cover and pages I can leaf through with my fingers. 38._______ It should give you pronunciation, word origins, examples of usage, and different meanings according to context. A good printed dictionary will include all these details, while online resources often leave some information out. I have the Concise Oxford Dictionary and the Collins Thesaurus. 39._______ I have used them for decades, and their worn pages carry plenty of personal notes. More than a hundred years ago, Samuel Johnson produced what was the most influential English dictionary. While defining the word “dull”, he wrote: “To make dictionaries is dull work.” 40._______ Spending a few minutes turning over a page or two can be a rewarding experience. A. I could easily replace them with new digital versions. B. It takes no account of the context. C. But I still don't want to replace them. D. But a dictionary can be a pleasure to read. E. Of course, a dictionary is not only for spelling. F. That means good grammar and no spelling mistakes. G. Dictionaries don't always give you enough information. 【答案】36. F 37. B 38. E 39. A 40. D 【详解】 36. F 前文：想要稿件顺利发表，务必提交工整、完善的专业文稿。 F选项：That means good grammar and no spelling mistakes. That 精准指代前文“完美专业稿件”，对完善稿件的标准做出具体解释；后文紧接着提到编辑无法容忍拼写错误，spelling mistakes 词汇前后复现，逻辑紧密衔接。 37. B 前文：我并不信任电脑自带拼写检查工具。 B选项：It takes no account of the context. 代词It指代电脑拼写纠错程序，解释不信任电子工具的核心原因：程序无法结合上下文语境判断单词用法；后文引出作者坚持使用实体纸质词典，因果逻辑通顺。 38. E 后文详细列举词典功能：标注发音、词源、例句、多语境释义。 E选项：Of course, a dictionary is not only for spelling. 承上启下，前文一直在谈论拼写纠错，本句递进点明：词典功能绝不局限于拼写核对，自然引出下文丰富的附加功能。 39. A 后文：我已经使用这两本词典数十年，书页磨损，还写满个人笔记。 A选项：I could easily replace them with new digital versions. them指代前文两本纸质工具书；句意为：我本可以替换成新版电子词典，后文转折说明依旧长期珍藏旧实体书，语义转折顺畅。 干扰项C逻辑颠倒，排除。 40. D 前文引用约翰逊名言：编撰词典是枯燥乏味的工作。 D选项：But a dictionary can be a pleasure to read. But形成强转折，反驳“dull work枯燥”；后文进一步阐述随手翻阅词典是充实愉悦的体验，首尾呼应升华主旨。 4 / 8 学科网（北京）股份有限公司 $