U6介绍奇特植物及其特性与价值-2025-2026学年高中英语期末写作复习必修1（重大版）

初中英语写作专项突破 (重庆大学版必修第一册) 写作话题精讲·词汇句型·范文示范 写作话题U6:介绍奇特植物及其特性与价值 适用年级： 必修第一册 对应版本： 重庆大学版 常考题日： Introduce a Unique Plant and Its Characteristics The Value of a Special Plant 一、话题解读 本话题是重庆大学版高中英语必修第一册的重点写作内容。常考题目有“Introduce a Unique Plant and Its Characteristics”“The Value of a Special Plant?”等，核心考察学生对植物特性 与价值的说明能力及语言组织能力。该话题在高中英语写作中较为常见，多以说明文形式出 现，是高一学段期中、期末的常考话题。 二、核心词汇与短语 1.核心难点词汇： 1.photosynthesis/,fata'sIneesIs/n.光合作用 2.adaptation/,eedaep'terfn//n.适应 3.toxic/toksIk/adj.有毒的 4.carnivorous/ka:'nIveres/adj..食肉的 5.succulent/'sAkjelent/adj.肉质的 6.pollination/,pole'nejn/m.授粉 7.symbiosis/,sImbaI'a5sIs/n.共生 8.endangered/in'deInd3ad/adj.撷危的 9.medicinal/.ma'dIsInl/adj.药用的 10.photosynthetic/,feuteusIn'etrk/adj.光合的 11.resilient/m'zIlient/adj..有韧性的 12.aromatic/,era'maetrk/adj.芳香的 13.botanical/be'taenIkl/adj..植物学的 2 14.evolve /i'voN.进化 15.thrive/raIvN.茁壮成长 16.extract/'ekstraekt//n.提取物 17.preserve /prI'z3vN.保护；保存 18.sustainability/sa,steIne'bIleti/n.可持续性 2.常用短语： 1.carnivorous plants食肉植物 2.succulent leaves肉质叶 3.mutualistic relationship互利关系 4.medicinal value药用价值 5.pollination mechanism授粉机制 6.endangered species濒危物种 7.botanical garden植物园 8.photosynthetic efficiency光合效率 9.biological adaptation生物适应 10.aromatic compounds芳香化合物 11.sustainable development可持续发展 12.plant extract植物提取物 三、高级句型模板 1.结构：“only+状语”倒装结构 Only by studying their biological adaptations can we understand the sur- vival strategies of carnivorous plants. 2.结构：非限制性定语从句 Carnivorous plants have unique pollination mechanisms,which enables us to explore the diversity of botanical evolution. 3.结构：形式主语t句型 It is crucial that we (should)preserve endangered species to maintain ecological sustainability. 4.结构：让步状语从句 Although some carnivorous plants produce toxic substances,they sti play a vital role in mutualistic relationships. 5.结构：现在分词作状语 Growing in nutrient-poor soils,carnivorous plants have developed special structures to capture prey. 6.结构：动名词作主语句型 Studying succulent leaves is an effective way to analyze photosynthetic efficiency in arid environments. 7.结构：not only.but also..并列结构 Not only do carnivorous plants exhibit unique adaptations,but also they provide valuable plant extracts for medicinal use. 8.结构：“the+比较级，the+比较级.”句型 The more we explore botanical gardens,the deeper we will appreciate the sustainability of plant diversity. 四、满分范文示范 Introduce a Unique Plant and Its Characteristics Among the diverse plant kingdom,carnivorous plants stand out as one of the most fascinat- ing examples of biological adaptation.Let's take the Venus flytrap as a representative to explore its unique features and ecological value. Growing in nutrient-poor bogs,Venus flytraps have evolved extraordinary survival strate- gies.Their leaves form hinged traps with sensitive hairs,which snap shut within seconds when triggered by insects.This rapid trap-closing mechanism,which enables us to ob- serve extraordinary biological adaptations in action,helps them supplement nitrogen intake essential for photosynthesis.Not only do Venus flytraps exhibit such remark- able predatory adaptations,but also they play a role in balancing insect populations, maintaining the sustainability of their fragile habitats. Studying Venus flytraps is an effective way to understand the complexity of plant evolu- tion.Only by analyzing their pollination mechanisms can we fully appreciate how they avoid trapping pollinators while capturing prey.Although they secrete toxic en- zymes to digest insects,they still form mutualistic relationships with certain bacteria, showcasing the resilience of nature's symbiosis. It is crucial that we preserve endangered species like the Venus flytrap to maintain ecological diversity.The more we explore botanical gardens,the deeper we will appre- ciate the importance of sustainable development in protecting these botanical wor ders.Let us act together to ensure these resilient plants thrive for future generations to study and admire.