Unit 1 Nature in the Balance 复习学案 -2025-2026学年高中英语译林版必修第三册

该高中英语必修三Unit 1复习学案以“生态保护与可持续发展”为主题，围绕巩固语言知识、提升综合运用能力的目标，通过词形变化系统梳理、重点短语语境归纳、课文语法填空语篇应用、单词拼写与单句语法填空分层训练，构建从基础词汇到语篇理解的递进式学习路径，体现知识建构的系统性和连贯性。 亮点在于主题融合与能力递进的设计，如结合亚马逊雨林语篇的语法填空任务，引导学生在真实语境中运用词汇和语法知识，培养语言能力。词形转换与短语应用训练通过对比、归纳等方式提升思维品质，同时提供系统的知识梳理框架帮助学生形成有效学习策略，支持深度学习和能力发展，为教师实施单元复习教学提供全面且针对性的指导。

必修三 Unit 1 复习学案 1、 词形变化 1. harm n.&vt.伤害，损害→___________adj.有害的→___________adj.无害的；无恶意的 2. region n.地区，区域；行政区→___________adj.地区的，区域的 3. ___________n.长，长度；时间的长短；篇幅，(电影)片长→___________adj.长的；长时间的vi.渴望→___________v.加长 4. variety n.不同种类；变化，多样性；变种，变体→___________adj.各种不同的；各种各样的→___________v.不同；改变 5. mass n.大量；团，块，堆；一大群adj.大批的，广泛的→___________adj.巨大的；非常严重的 6. ___________adj.高大的，高耸的；出色的→tower n.塔vi.高于，超过；胜过 7. survive vi.生存，存活vt.幸存，幸免于难→___________n.幸存；生还→___________n.幸存者；生还者 8. ___________n.营养素，营养物→___________adj.营养(物)的→___________adj.有营养的；营养丰富的→___________n.营养；滋养 nutritional value 营养价值 nutritious food 富含营养的食品 9. ___________vi.不复存在，灭绝，消亡；消失；失踪→___________n.消失→___________n.外表，外观；出现→___________v.出现 10. ___________n.农业，农学→___________adj.农业的 11. ___________n.灭绝，绝种→___________adj.已灭绝的 12. ___________adj.全球的；全面的→globe n.地球；地球仪→___________n.全球化 13. ___________n.应用，运用；申请→___________v.申请；运用；适用；涂；敷→___________n.申请人 14. ___________n.组织，团体；组织工作；安排；条理→___________adj.有组织的，有条理的→___________n.组织者→___________vt.组织，筹划 15. ___________n.生活环境，栖息地→___________adj.适合居住的 16. ___________adv.完全地，全部地，完整地→entire adj.全部的；完全的 17. ___________n.利润，收益；好处vi.&.vt.获益，得到好处→___________adj.有利可图的，有益的→profitless adj.无益的，无利可图的=unprofitable adj. 18. ___________adj.经济的，经济上的；可赚钱的→___________n.经济→___________n.经济学→___________adj.节俭的；实惠的；精打细算的 19. ___________n.策略，行动计划；策划，部署→___________adj.战略性的 20. ___________vt.回收利用，再利用→___________adj.可回收利用的；可再循环的→___________n.回收利用 21. ___________n.官员，要员adj.公务的；正式的，官方的→___________adv.正式地；官方地；公开地→___________n.重要职位；办公室 22. ___________n.贫穷，贫困；贫乏→___________adj.穷的；不幸的；差的；不熟练的 23. ___________n.化学制品adj.化学的；化学作用的→___________n.化学→___________adv.化学上；以化学方法→___________n.化学家；药剂师 24. ___________n.结果，后果；重要性→___________adj.随之发生的；作为结果的→___________adv.结果；因此；所以 25. ___________adv.绝对地,完全地;极其→absolute adj.绝对的,完全的 26. ___________n.政策,方针;原则→___________adj.政治的，政治上的→___________n.政治学 27. ___________n.毒物,毒药 vt.毒死,毒害;污染→___________adj.有毒的 28. ___________n.辩护;防御,保护;防御物;国防;防守→___________v.防御;保卫;保护 2、 重点短语 高一必修三Unit 1 复习学案 3、 ( 第 1 页 共 4 页 ) 学科网（北京）股份有限公司 1. ________________ 相应地，转而 2. ________________ 使分解；精神崩溃；身体垮掉；出故障 3. ________________ 给……带来起色，注入活力 4. ________________ 因为，由于 5. ________________ 逐渐增加，扩大 6. ________________ 想出，想到 7. ________________（公开）要求；需要 8. ________________ 突然记起（或想到） 9. ________________ 摆脱，丢弃，扔掉 10. ________________使发生（或存在） 11. ________________ 对……有害 12. ________________各种各样的 13. ________________ 轮流，交替 14. ________________ 是……的家园 15. a wide range of ________________ 16. ________________在……中起重要作用 17. ________________处于……的危险中 18. ________________ 对……有影响 19. ________________向某人申请某物 20. ________________ 由……组成 21. ________________ 漏掉；省略 22. ________________ 参加 23. ________________报名参加 24. ________________为……辩护；为了保卫…… 25. ________________ 结果；因此 26. ________________ 担心…… 27. draw one’s attention to________________ 28. search for ________________ 29. hand in hand ________________ 30. ________________several chapters 被分成几个章节 4、 5、 课文语法填空、单词填空 1. ________ the largest rainforest in the world, it plays a significant role in ________ (maintain) the fine balance of the Earth’s ecosystem. 2. The Amazon rainforest crosses into eight countries, ________ (include) Brazil and Peru, and one overseas region of France, all on the South American continent. 3. With an area of around 6 million square kilometres , the Amazon rainforest is more than half the size ____ China. 4. The Amazon River, ________which the rainforest gets its name, is close to 6,400 kilometres in ________（long）—roughly 100 kilometres ___________(long) than the Yangtze River. 5. On its journey from the mountains ___________the ocean, the river supports many different ecosystems. 6. Of the 390,000 plant species ___________ (know) to us, more than 40,000 can be found in the Amazon. 7. This tall and ancient brazil nut tree produces nuts ________we can eat; these water lilies are big enough to lie down ________. 8. Then there are the ___________ (tower) ancient hardwoods, and finally the tops of the tallest trees many metres above the ground. 9. Each level of the forest ___________(form) its own little world, home ________different kinds of living things. 10. ________a significant number of jaguars survive here, they are only one of at least 87 species, including frogs. 11. These frogs, in turn, feed on insects ________eat leaves and fruit. 12. When a jaguar dies, a tiny army of microorganisms helps break ________its body and return the nutrients to the earth. 13. The Amazon rainforest breathes life ________the planet by fixing carbon and producing over 20 per cent of all the Earth’s oxygen. 14. Thus, it is often known ________the “lungs of the planet”. 15. Moreover, the Amazon rainforest is a treasure house of species ________can be used for food or medicine. 16. Yet there is one major danger to these ___________(replace) plants and animals: us. 17. Over the past 50 years, about 17 per cent of the rainforest ___________ (disappear) due to human activities such as agriculture and cattle farming. 18. ________the impact of human activities continues to grow and the list of species in danger ________extinction becomes longer, we are left with a question: can we afford___________(damage) the “lungs of the planet”？ 19. For another thing, due to the Amazon’s hot climate, it is difficult for the soil ______ (build) up enough nutrients. 20. The nutrients are soon ___________(take) in by the roots of the plants deep beneath the ground. As a result, most of the forest’s nutrients are locked up in the plants themselves, thus ___________(allow) them to grow at an ___________(believe) speed. 21. I felt worried when ___________(watch) the documentary. 22. Some call for the ___________(apply) of modern technology, and others a change of lifestyle. 23. Human activities have brought many animals close to ___________(extinct). 24. When we build farms or factories, we destroy animal ___________ (栖息地) and leave many animals with nowhere to live, or no food ___________(eat). 25. It is human activities ________have damaged some animals’ habitats. 26. It is time that we ________ (take)some measures to protect the wild animals. 27. I sincerely hope your dream will come true and it’s my honor___________ (show) you around in Beijing when that day comes. 28. Joining us in the studio tonight ________ (be) James Smith, a local resident; Vincent Brown, senior manager of a local factory; and Julie Archer, chief of the Norgate Environmental Protection Committee. 29. Mr Smith, you ___________(live) in this city for over 20 years. 30. Then heavy industry factories moved in, and things became ___________(entire) different. 31. The smog in the air has coloured the sky a smoky grey; it’s also given me a cough that I can’t get rid ___ . 32. Mr Smith protested ________heavy industry. 33. In ___________(defend) of the factories, however, I’d like to point out that we also try to control the amount of pollution we produce. 34. I think I speak for all factory managers when I say we’re deeply ___________(concern) about the environment. 35. I’d also like to draw your attention ________the economic benefits factories have brought to Norgate. 36. Mrs Archer, what are your thoughts ________how to deal with pollution? 37. Well, our committee has a major role ___________(play) in maintaining air and water quality. 38. We have to achieve a balance between environmental protection and ___________(经济的) development. 39. We also work hand ________hand with other ___________ (branch)of government to ensure that development strategies are followed in an ___________(environmental) friendly way. 40. A former UN official once said, “Saving our planet, lifting people out of ___________(poor), advancing economic________(grow) ... these are one and the same fight.” 41. ________is our duty to leave a better, cleaner and healthier planet to our children. 四、单词拼写 1．It was a time when people were divided geographically, leading to many v of dialects and characters. 2．They have formed an organization to protect endangered (物种). 3．She s the earthquake that damaged the city, but lost her entire family. 4．In 2019, the Mekong River experienced its lowest water level since records began because of _________ (干旱). 5．The concert hall has also introduced a new (官方的) website. 6．His (申请) for membership of the organization was turned down. 7．In space, astronauts collect all dirty water so that it can be (回收) for later use. 8．The problems of traffic jam will not d (消失) in a hurry. 9．Famous companies should care more about quality than p . 10．Life isn’t about how to (幸存); it’s about learning to dance in the rain. 11．A (鲸)was found washed up on the shore. 12．The approach taken will depend e (完全地) on the individual. 13．Unlike so many of his comrades(战友), he s (幸存) the war. 14．It makes our campus dirty and unpleasant, and does harm to the i of our school. 15．When (康复) from an injury, you need to know that it will not take one day. 16．Tom is crazy about stamp collecting. He has v (各种各样的) stamps. 17．There is a wide v (不同种类) of patterns to choose from. 18．She carefully (处理) her thoughts and ensures her words are well-considered. 19．The destruction of wildlife (栖息地) directly poses a threat to the _______(survive) of many species of animals. 20．There are a v of courses on the website, which you can choose from.   21.There is no proof that the d of bees has a close connection with the radiation of the mobile phones. 22.It is estimated that 10,000 dollars had been spent on (农业) research. 23.There is also research showing that pot plants can clean the air around them by removing h gases, such as carbon dioxide. 24.Cottage industries have sprung up in many developing nations to search for the r and precious metals inside the waste. 25.Why do I measure the (长度) of the landmark inside instead of outside? 26.Under pressure from the public, many (地区) governments cleaned up their beaches. 27.The trees have become a powerful ___________(抵抗)against the strong wind. 28.The chemical is p_____________ and many animals have died. 五、单句语法填空 1.As ________consequence, these children are deserted. 2. You should stay where you are, unless ________ (ask) to leave. 3. While ________ (head) for the forest, I heard a cry for help. 4. No pleasure can equal to ________ of chatting by the fire on a cold night. 5.Increased production will, in ______, lead to increased profits. 6.We do not own the building. ______, it would be impossible for us to make any major changes to it. 7.Due _____ the large volume of letters he receives, Dave regrets he is unable to answer queries personally. 8.The collection has been built ______ over the last seventeen years. 9.It’s a situation that calls ______ a blend of delicacy and force. 10.It is usually much _______ (profit) to sell direct to the public. 11.Scientists can look at a person’s brain while it is doing things and figure out which parts of the brain are working at (variety) times. 12．The new network will enable data (process) more speedily. 13．UNESCO runs a programme that prevents world cultural heritage sites around the world from_______(disappear). 14．To prevent (far) damage, the place was closed to tourists in 1998, 23 years after it was discovered. 15．She was the last (survive) member of the family in the earthquake. 16．He remains a (tower) figure in China as a famous doctor as well as a kind medical professor. 17．Why do I measure the (long) of the landmark inside instead of outside? (所给词的适当形式填空) 18．Alcohol can damage to the liver if (consume) in large quantities. (所给词的适当形式填空) 19．Today, as we learn more about sharks, more people than ever want to protect them from (extinct) 20．Further information is available on the (apply) forms. 21. There are forty students in the classroom, all of were working hard at a problem in mathematics. 22.It is believed that greenhouse gases are the main causes of (globe) warming. 23.When it comes to pollution, the (chemistry) industry is a major offender. 24.It is (absolute) impossible for me to climb to the top of the mountain. 25.One of the worst (consequent) of smoking for a long time is that you may suffer from lung cancer. 26.Using proper learning (strategy) can improve your efficiency. 27.The lady frowned at the servant, as if (judge) him for talking in a rude manner. 28.When (chat) online, you can find some abbreviations that are difficult to understand. 29.The second summit of “BRICs”, short for Brazil, Russia, India and China, will be held in Brazil on April 16th as_____________(schedule). 30.If (combine) with overseas partners, our company will expand the business. 31.Don’t take too much of the medicine; it does you more harm than good if you . 32.Though you do not want to ask him again, I am afraid you will have . 33.You needn’t use a knife and fork when (eat) a hamburger or pizza. 34.I will never know what was on his mind at the time; nor anyone else. 35.When_________(heat), ice can turn into water. 36.The way___________he speaks to us is really annoying. 37.He said (that) the text was important and _____ we should learn it by heart. $ 必修三 Unit 1 复习学案答案 1、 词形变化 1. harm n.&vt.伤害，损害→harmful adj.有害的→harmless adj.无害的；无恶意的 2. region n.地区，区域；行政区→regional adj.地区的，区域的 3. length n.长，长度；时间的长短；篇幅，(电影)片长→long adj.长的；长时间的vi.渴望→lengthen v.加长 4. variety n.不同种类；变化，多样性；变种，变体→various adj.各种不同的；各种各样的→vary v.不同；改变 5. mass n.大量；团，块，堆；一大群adj.大批的，广泛的→massive adj.巨大的；非常严重的 6. towering adj.高大的，高耸的；出色的→tower n.塔vi.高于，超过；胜过 7. survive vi.生存，存活vt.幸存，幸免于难→survival n.幸存；生还→survivor n.幸存者；生还者 8. nutrient n.营养素，营养物→nutritional adj.营养(物)的→nutritious adj.有营养的；营养丰富的→nutrition n.营养；滋养 nutritional value 营养价值 nutritious food 富含营养的食品 9. disappear vi.不复存在，灭绝，消亡；消失；失踪→disappearance n.消失→appearance n.外表，外观；出现→appear v.出现 10. agriculture n.农业，农学→agricultural adj.农业的 11. extinction n.灭绝，绝种→extinct adj.已灭绝的 12. global adj.全球的；全面的→globe n.地球；地球仪→globalization n.全球化 13. application n.应用，运用；申请→apply v.申请；运用；适用；涂；敷→applicant n.申请人 14. organization n.组织，团体；组织工作；安排；条理→organized adj.有组织的，有条理的→organizer n.组织者→organize vt.组织，筹划 15. habitat n.生活环境，栖息地→habitable adj.适合居住的 16. entirely adv.完全地，全部地，完整地→entire adj.全部的；完全的 17. profit n.利润，收益；好处vi.&.vt.获益，得到好处→profitable adj.有利可图的，有益的→profitless adj.无益的，无利可图的=unprofitable adj. 18. economic adj.经济的，经济上的；可赚钱的→economy n.经济→economics n.经济学→economical adj.节俭的；实惠的；精打细算的 19. strategy n.策略，行动计划；策划，部署→strategic adj.战略性的 20. recycle vt.回收利用，再利用→recyclable adj.可回收利用的；可再循环的→recycling n.回收利用 21. official n.官员，要员adj.公务的；正式的，官方的→officially adv.正式地；官方地；公开地→office n.重要职位；办公室 22. poverty n.贫穷，贫困；贫乏→poor adj.穷的；不幸的；差的；不熟练的 23. chemical n.化学制品adj.化学的；化学作用的→chemistry n.化学→chemically adv.化学上；以化学方法→chemist n.化学家；药剂师 24. consequence n.结果，后果；重要性→consequent adj.随之发生的；作为结果的→consequently adv.结果；因此；所以 25. absolutely adv.绝对地,完全地;极其→absolute adj.绝对的,完全的 26. policy n.政策,方针;原则→political adj.政治的，政治上的→politics n.政治学 27. poison n.毒物,毒药 vt.毒死,毒害;污染→poisonous adj.有毒的 28. defence n.辩护;防御,保护;防御物;国防;防守→defend v.防御;保卫;保护 2、 重点短语 1. in turn 相应地，转而 2. break down 使分解；精神崩溃；身体垮掉；出故障 3. breathe life into 给……带来起色，注入活力 4. due to 因为，由于 5. build up 逐渐增加，扩大 6. come up with 想出，想到 7. call for （公开）要求；需要 8. spring to mind 突然记起（或想到） 9. get rid of 摆脱，丢弃，扔掉 10. give rise to 使发生（或存在） 11. be harmful to 对……有害 12. a variety of 各种各样的 13. by turns 轮流，交替 14. be home to 是……的家园 15. a wide range of 各种各样的 16. play a significant role in...在……中起重要作用 17. in danger of 处于……的危险中 18. have an impact on/upon 对……有影响 19. apply to sb. for sth.向某人申请某物 20. be made up of 由……组成 21. leave out 漏掉；省略 22. take part in 参加 23. sign up for 报名参加 24. in defence of… 为……辩护；为了保卫…… 25. in consequence = as a consequence 结果；因此 26. be concerned about 担心…… 27. draw one’s attention to 引起某人对……的关注 28. search for 寻找 29. hand in hand 手拉手 30. be divided into several chapters 被分成几个章节 3、 课文语法填空、单词填空 1. As the largest rainforest in the world, it plays a significant role in maintaining (maintain) the fine balance of the Earth’s ecosystem. 2. The Amazon rainforest crosses into eight countries, including (include) Brazil and Peru, and one overseas region of France, all on the South American continent. 3. With an area of around 6 million square kilometres , the Amazon rainforest is more than half the size of China. 4. The Amazon River, from which the rainforest gets its name, is close to 6,400 kilometres in length—roughly 100 kilometres longer (long) than the Yangtze River. 5. On its journey from the mountains to the ocean, the river supports many different ecosystems. 6. Of the 390,000 plant species known (know) to us, more than 40,000 can be found(find) in the Amazon. 7. This tall and ancient brazil nut tree produces nuts that/which we can eat; these water lilies are big enough to lie down on. 8. Then there are the towering (tower) ancient hardwoods, and finally the tops of the tallest trees many metres above the ground. 9. Each level of the forest forms(form) its own little world, home to different kinds of living things. 10. While/Although/Though a significant number of jaguars survive here, they are only one of at least 87 species, including frogs. 11. These frogs, in turn, feed on insects which/that eat leaves and fruit. 12. When a jaguar dies, a tiny army of microorganisms helps break down its body and return the nutrients to the earth. 13. The Amazon rainforest breathes life into the planet by fixing carbon and producing over 20 per cent of all the Earth’s oxygen. 14. Thus, it is often known as the “lungs of the planet”. 15. Moreover, the Amazon rainforest is a treasure house of species that /which can be used for food or medicine. 16. Yet there is one major danger to these irreplaceable(replace) plants and animals: us. 17. Over the past 50 years, about 17 per cent of the rainforest has disappeared (disappear) due to human activities such as agriculture and cattle farming. 18. As the impact of human activities continues to grow and the list of species in danger of extinction becomes longer, we are left with a question: can we afford to damage(damage) the “lungs of the planet”？ 19. For another thing, due to the Amazon’s hot climate, it is difficult for the soil to build (build) up enough nutrients. 20. The nutrients are soon taken (take) in by the roots of the plants deep beneath the ground. As a result, most of the forest’s nutrients are locked up in the plants themselves, thus allowing (allow) them to grow at an unbelievable(believe) speed. 21. I felt worried when watching (watch) the documentary. 22. Some call for the application(apply) of modern technology, and others a change of lifestyle. 23. Human activities have brought many animals close to extinction (extinct). 24. When we build farms or factories, we destroy animal habitats (栖息地) and leave many animals with nowhere to live, or no food to eat (eat). 25. It is human activities that have damaged some animals’ habitats. 26. It is time that we took/ should take (take)some measures to protect the wild animals. 27. I sincerely hope your dream will come true and it’s my honor to show (show) you around in Beijing when that day comes. 28. Joining us in the studio tonight are (be) James Smith, a local resident; Vincent Brown, senior manager of a local factory; and Julie Archer, chief of the Norgate Environmental Protection Committee. 29. Mr Smith, you have lived(live) in this city for over 20 years. 30. Then heavy industry factories moved in, and things became entirely(entire) different. 31. The smog in the air has coloured the sky a smoky grey; it’s also given me a cough that I can’t get rid of. 32. Mr Smith protested against heavy industry. 33. In defence(defend) of the factories, however, I’d like to point out that we also try to control the amount of pollution we produce. 34. I think I speak for all factory managers when I say we’re deeply concerned(concern) about the environment. 35. I’d also like to draw your attention to the economic benefits factories have brought to Norgate. 36. Mrs Archer, what are your thoughts on how to deal with pollution? 37. Well, our committee has a major role to play(play) in maintaining air and water quality. 38. We have to achieve a balance between environmental protection and economic(经济的) development. 39. We also work hand in hand with other branches (branch) of government to ensure that development strategies are followed in an environmentally(environmental) friendly way. 40. A former UN official once said, “Saving our planet, lifting people out of poverty(poor), advancing economic growth (grow)... these are one and the same fight.” 41. It is our duty to leave a better, cleaner and healthier planet to our children. 单词拼写 1-10.varieties species survived drought official application recycled disappear profit survive 11-20whale entirely survived image recovering various variety processes habitat/habitats survival variety 21-28 disappearance agricultural harmful recyclable length regional defence/defense poisonous 单句语法填空 1-10.a asked heading that turn Thus to up for more profitable 11.20.various to be processed disappearing further surviving towering length consumed extinction application 21-30 whom global chemical absolutely consequences strategies judging chatting scheduled combined 31-37.do to eating will heated in which/ that/不填 that 学科网（北京）股份有限公司 $