单元知识回扣1 Unit 1 Nature in the Balance（课件PPT）-【精讲精练】2025-2026学年高中英语必修第三册（译林版）

该高中英语Unit 1 Nature in the balance复习课件系统梳理了单元核心词汇、短语及句型，通过词根关联（如harm-harmful-harmless）、词形变化对比（如defence-defend、economic-economy）等方式整合词汇，结合主题例句串联短语和语法点，帮助学生构建完整的单元知识网络。 其亮点在于采用“词汇分组-句型应用-语境实践”的复习策略，如通过“生存（survive-survival）、农业（agriculture-agricultural）”等词形对比培养语言能力，结合自然保护主题例句（如亚马逊雨林物种描述）提升学习能力。分层设计适配不同水平学生巩固知识，教师可直接用于针对性复习教学，提高效率。

单 元 知 识 回 扣 Unit 1　Nature in the balance Unit 1　Nature in the balance 1 overseas continent species beneath mass towering Unit 1　Nature in the balance 1 nutrient thus impact damage climate track Unit 1　Nature in the balance 1 habitat nowhere chief protest process policy branch Unit 1　Nature in the balance 1 strategy recycle former official poverty Unit 1　Nature in the balance 1 harm harmful harmless region regional length long variety vary various Unit 1　Nature in the balance 1 living live lively survive survival disappear disappearance appear agriculture agricultural extinction extinct global globe Unit 1　Nature in the balance 1 application apply organization organize organize absolutely absolute entirely entire profit profitable Unit 1　Nature in the balance 1 defence defend economic economy poison poisonous chemical chemistry Unit 1　Nature in the balance 1 consequence consequent consequently further far Unit 1　Nature in the balance 1 in turn break down breathe life into due to build up cut down at least Unit 1　Nature in the balance 1 in danger of come up with call for spring to mind get rid of give rise to leave out Unit 1　Nature in the balance 1 take part in divide...into... sign up in defence of point out be concerned about search for hand in hand Unit 1　Nature in the balance 1 The Amazon River，from which the rainforest gets its name，is close to 6，400 kilometres in length... Of the 390，000 plant species known to us，more than 40，000 can be found in the Amazon. Unit 1　Nature in the balance 1 Each level of the forest forms its own little world，home to different kinds of living things. Above that is the mass of leaf litter on the dark forest floor. What if nobody goes? Unit 1　Nature in the balance 1 As the human population continues to grow，so does the effect we have on animals. Joining us in the studio tonight are James Smith，a local resident；Vincent Brown，senior manager of a local factory；and Julie Archer，chief of the Norgate Environmental Protection Committee. Unit 1　Nature in the balance 1 We've been taking various measures，including the use of new technologies，to reduce pollution in the production process，even though these measures raise our production costs. Unit 1　Nature in the balance 1 even if invited if any The book he borrowed yesterday Unit 1　Nature in the balance 1 When in America though his father told him not to Unit 1　Nature in the balance 1 He was determined to carry out the plan，whatever the cost was. He said that the meeting was very important and that we all should attend it. Unit 1　Nature in the balance 1 If it is not well organized，the meeting will be a failure. Only one of us was injured，and he was injured just slightly. You can do it if you mean to do it. Unit 1　Nature in the balance 1 谢谢观看 Unit 1　Nature in the balance 1 1．________ adj.海外的，国外的 adv.在海外，向国外 2．_________ n.大陆，陆地，洲 3．_______ n.种，物种 4．_______ prep.在……下面，在……下方；配不上 5．____ n.大量；团，块，堆；一大群 adj.大批的，广泛的 6．________ adj.高大的，高耸的；出色的 7．________ n.营养素，营养物 8．____ adv.因此，从而；这样 9．______ n.影响，作用；撞击，冲撞 vi.& vt.有影响；冲击 10．______ vt.& n.损坏，破坏，损害，伤害 11．_______ n.气候，倾向，风气 12．_____ vt.& vi.跟踪，追踪n.足迹，踪迹；小道；轨道；跑道；路线 13．_______ n.生活环境，栖息地 14．_______ adv.无处，哪里都不 15．_____ n.首领，最高领导人 adj.主要的；首席的 16．_______ vi.反对，抗议 vt.坚持声称，申辩 n.抗议，反对 17．_______ n.过程，进程；步骤，流程 vt.加工，处理 18．______ n.政策，方针；原则 19．______ n.(政府或机构)部门；分部；树枝；支流；分支 20．________ n.策略，行动计划；策划，部署 21．_______ vt.回收利用，再利用 22．______ adj.昔日的，前任的；以前的，从前的 23．________ n.官员，要员 adj.公务的；正式的，官方的 24．_______ n.贫穷，贫困；贫乏 1．____ n.& vt.伤害，损害→_______ adj.有害的→________ adj.无害的 2．______ n.地区，区域；行政区→________ adj.地区的 3．______ n.长，长度；时间的长短；篇幅，(电影)片长→____ adj.长的 4．_______ n.不同种类；变化，多样性；变种，变体→____ v．变化→_______ adj.多种多样的 5．______ adj.活着的，活的；在使用的 n.生计，谋生；生活方式→____ v.活着→______ adj.活泼的 6．_______ vi.生存，存活 vt.幸存，幸免于难→________ n.幸存 7．_________ vi.不复存在，灭绝，消亡；消失；失踪→_____________ n.消失→______ vi.出现 8．___________ n.农业，农学→____________ adj.农业的 9．__________ n.灭绝，绝种→_______ adj.灭绝的，绝种的 10．______ adj.全球的；全面的→_____ n.球体 11．___________ n.应用，运用；申请→_____ v.申请；应用 12．____________ n.组织，团体；组织工作；安排；条理→________ vt.组织→_________ n.组织者 13．__________ adv.绝对地，完全地；极其→________ adj.绝对的；完全的 14．________ adv.完全地，全部地，完整地→______ adj.完全的 15．______ n.利润，收益；好处 vi.& vt.获益，得到好处→__________ adj.有利润的，盈利的 16．_______ n.辩护；防御，保护；防御物；国防；防守→______ vt.保护 17．________ adj.经济的，经济上的；可赚钱的→_______ n.经济 18．______ vt.污染;毒死,毒害 n.毒物,毒药→_________ adj.有毒的 19．________ n.化学制品 adj.化学的；化学作用的→_________ n.化学 20．___________ n.结果，后果；重要性→__________ adj.随之而来的→____________ adv.结果 21．_______ adj.更多的，更进一步的 adv.较远，更远；进一步 vt.促进，增进→___ adj.&adv.远的 1．_______ 相应地，转而 2．__________ 使分解(为)，使变化(成) 3．_________________给……带来起色，注入活力 4．______由于，因为 5．________逐渐增加，扩大 6．________砍倒 7．________ 至少 8．____________处于……的危险中 9．____________ 想出，想到 10．________ (公开)要求；需要 11．______________ 突然记起(或想到) 12．__________ 摆脱，丢弃，扔掉 13．____________ 使发生(或存在) 14．_________ 漏掉 15．____________ 参加 16．_____________把……分成…… 17．_______ 报名 18．_____________ 为了保护…… 19．_________ 指出 20．__________________ 担心…… 21．__________ 寻找…… 22．____________ 手拉手 1．亚马孙雨林得名于亚马孙河，亚马孙河全长接近6 400千米…… ______________________________________________________________________________________ 2．在我们知道的三十九万植物种类中，超过四万种可以在亚马孙雨林中找到。 ___________________________________________________________________________ 3．在此之上，大量树叶覆盖在漆黑的森林地面上。 __________________________________________________________ 4．雨林的每一层都形成了自己的小世界，成为各种生物的家园。 __________________________________________________________________________________ 5．如果没人去怎么办？ ____________________ 6．因为人口的持续增长，我们对动物的影响也在不断增加。 ____________________________________________________________________ 7．今晚来我们演播室的有：当地居民詹姆斯·史密斯；当地一家工厂高管文森·特布朗和诺盖特环境保护委员会的领导朱莉·阿切尔。 _____________________________________________________________________________________________________________________________________________________________________ 8．我们一直在采取各种各样的措施，包括使用新技术、减少生产过程的污染，即使这些措施会增加我们的生产成本。 __________________________________________________________________________________________________________________________________________________________ Ⅰ.用省略结构改写下列各句 1．He won't attend the party even if he is invited. →He won't attend the party _______________． 2．Mistakes，if there are any，should be corrected. →Mistakes，______，should be corrected. 3．The book that he borrowed yesterday is well worth reading. →______________________________ is well worth reading. 4．When he was in America，he made many friends with the local people. →_______________，he made many friends with the local people. 5．The boy used to play with the knife though his father told him not to play with the knife. →The boy used to play with the knife __________________________． Ⅱ.补全下列句子中省略的部分 1．He was determined to carry out the plan，whatever the cost. →________________________________________________________ 2．He said the meeting was very important and that we all should attend it. →________________________________________________________________ 3．If not well organized，the meeting will be a failure. →__________________________________________________ 4．Only one of us was injured，and he just slightly. →______________________________________________________ 5．You can do it if you mean to. →______________________________ $