Unit 3 Environmental Protectio期末复习课件 2025-2026学年高中英语人教版选择性必修第三册

这是一份高中英语期末复习课件，围绕“环境保护”单元构建学习支架，涵盖环境问题认知、核心词汇（如release、sustain）多义及搭配、词性转换（starve→starvation等）、易混词辨析（sensitive/sensible）、重点句型（There be doubt系列、定语从句）及语篇梳理等内容。 资料特色鲜明，融合核心素养培育，通过“release填空练习”“sustain词性转换”夯实语言能力，结合中国环保措施渗透文化意识，以易混词表格对比、句型仿写提升思维品质，练习与答案结合助力学习能力养成。能帮助学生系统巩固期末重点，为教师教学提供高效资源支持。高三学生面临升学考试，需聚焦核心词汇、语法及语篇应用，该资料通过针对性梳理与练习，可提升复习效率，适应考试要求。

1. What environmental problems do we learn? 2. What effective ways did China use to save the earth? global warming、glacier melting、water pollution 地球能满足人类的需要，但满足不了人类的贪婪。 Earth provides enough to satisfy every man’s needs, but not every man’s greed. graph 排放物； seal 海豹； fossil 化石； habitable 宜居的； footprint 足迹； undergo 经历； originate 起源； disposal 处理； moderate 适度的。 1.release：①排放 ②释放 ③发布 / 发行 → 填空：The factory keeps ____(release) harmful smoke. 2.sustain：①维持生命 ②承受重量 ③遭受损失→ 填空：Branches can hardly ____ the weight of apples. 3.seize：①抓住 ②攻占 ③理解 ④（恐惧 / 怒火）侵袭→填空：She was seized ____ a sudden sense of fear. 4.submit：①提交 ②屈服 搭配 submit sth to sb /submit to… 填空：I →submitted my report ____ the teacher. B. B. 5.restrict：限制… 范围→restrict…to… 填空：The speed is restricted ____ 20 miles per hour. 6.tolerate：容忍 tolerate doing；be tolerant of→ 填空：We should be tolerant ____ different opinions. 7.melt：融化；消散；融化内心→ 拓展 melt away/melt one’s heart 8.starve：挨饿；渴望→ starve for sth /starve to death 9.fuel：n. 燃料；v. 刺激、助长（熟词生义）， 固定搭配 add fuel to the fire 火上浇油。 B. B. 词性转换 B. B. B. B. B. B. B. B. B. B. B. B. B. B. B. B. 练一练 Many people die from ________ (starve) because of natural disasters. ________ (sustain) development is the key to environmental protection. The ________ (frequent) of extreme weather is rising these years. We should live ________ (harmony) with all living things on Earth. B. B. 5.He is a ________ (tolerate) man and never gets angry easily. 6.The ________ (conserve) of forests is essential for our future. 7.There are legal ________ (restrict) on the disposal of industrial waste. 8.This custom has its ________ (originate) in ancient China. B. B. 参考答案： 1.starvation 2.Sustainable 3.frequency 4.harmoniously 5.tolerant 6.conservation 7.restrictions 8.origin B. B. 三大组易混词辨析 单词 词性 词义 固定搭配 sensitive adj. 敏感的；体贴的 be sensitive to（对事物敏感）；be sensitive about （介意外貌等） sensible adj. 明智的、切合实际的 a sensible choice/decision 明智的选择 ①Some flowers are ________(sense) to cold weather. ②It’s ________(sense) to protect our living environment. 答案：①sensitive ②sensible B. B. conserve /conservation/conservative（一词三形，词性词义全不同） 当堂填空： ①We must ________(conserve) natural resources. ②He has a ________(conserve) opinion on environmental policy. 答案：①conserve ②conservative B. B. 辨析 3：restrict (v.) /restriction (n.) /restrictive (adj.) B. B. 重点句型 + 课文语篇梳理 B. B. 1）There be doubt 系列（同位语从句） There is little doubt that… 毫无疑问； There is some doubt whether… 存有疑问； I don’t doubt that… 我确信 当堂仿写：毫无疑问保护环境至关重要。 B. B. Previously, water quality in the Li River had suffered greatly from an increasing volume of tourists, many of whom frequently threw garbage into the river. 2）语法拆解： 主句：tourists 先行词（人）；介词 of＋关系代词 whom，不能用 who/which；many of whom＝many of the tourists。 3）易错强调：介词后指人只用 whom、指物只用 which。 4）当堂挖空仿写：Lots of tourists visit Guilin, many of __whom__ carry plastic bags. B. B. These chemicals led to severe water quality issues, causing a decrease in the number of fish species. 2）语法精讲：逗号后 doing 表前文整件事自然而然带来的结果；doing=and this caused…；不能用 to do（to do 表意外结果 / 目的）。 3）区分：doing 顺其自然结果；only to do 出乎意料结果。 4）当堂填空：Greenhouse gas increases year by year, ____(cause) global warming. B. B. $