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1、精诚凝聚=A_A=成就梦想Un it 4 Explori ng pla nts第一部分金色教案教学设计说明About the topic a . ndthestructures单元话题和结构本单元的话题是“植物探索”，介绍人类对植物世界的探索历程。将 生物分为植物和动物两界时，植物界包括澡类、菌类、地衣、苔藓、 蕨类和种子植物。植物界和其他生物类群的主要区别是含有叶绿素，能进行光合作用，自己可以制造有机物。本单元还将学习“直接宾语和间接宾语”。金色教案教学设计在单元课时划分上与课本保持一致，即“阅读课、知识课、运用课三课时/三课型划分”。但在实际教学过程中，我们建议 教师依据学生基础、教学条件
2、、学校安排的因素，对课本、对金色教 案教学设计重新划分课时、 裁剪、拼接使用我们提供的材料，以便“物尽所用”，达到最佳教学效果。教师也可以按照我们提出的“实际教学 过程课时划分建议”进行教学。Period 1Readi ng阅读课Warming Up部分教师可以选择我们提供的“给植物下定义”、“谈论不同的园林”和“讨论园艺”热身形式激发背景知识、为其后的阅读作好 词语、结构和心理的准备。教帅可补充：Pre-reading向学生介绍有关garden的常识，为其后的阅读做心理的铺垫和准备。园艺一词，原指在围篱保护的园林内进行的植物栽培。现 代园艺虽早已打破了这种局限，但仍是比其他作物种植更为集约的
3、栽培经营方式。园艺业是农业中种植业的组成部分。园艺生产对于丰富人类 宫养和美化、改造人类生存环境有重要意义。Reading是篇说明文，说明人类早期的植物探索。教师应引导学生依据 我们提供的“信息转化工具”，如“结构图”、“表格”等，从形式和内 容两方面引导学生阅读课文、理解词语、理解结构。Period 2Lear ningaboutIan guage知识课Learning about language Learning about language 首先弓丨导学生仿写学过的课文，然后学习本单兀句法项目：带双宾语的动词，最后是若干练习。 鑼点亮心灯/(AvA)照亮人生 .鑼Period 3Usi
4、ng Ian guage运用课Usi ng Ian guage首先引导看图说话，了解右干奇特植物，然后阅读一 则有关花和花粉受精的短文，然后是仿写活动。可以参考我们提供的 范例，弓1导学生以学到的词汇、短语、结构和话题进行仿写。实际教学过程课时划分建议Period 1将 Warming Up、Pre-reading、Reading 禾口 Comprehending 整合在一起上一节“阅读课”。Period 2将 Learning about Ianguage 和 Workbook 中的 USING WORDS ANDEXPRESSIONS、USING STRUCTURES 整合在一起上一节“语
5、言知识课”。Period 3将Using Ianguage设计为一节包括听说读与单项技能或组合技能训练 的“综合技能课（一）”。Period 4将 Workbook 的 READING AND LISTENING 和 TALKING 整合在一起上一节“听说课”。Period 5将 Workbook 的 LISTENING TASK、READING AND WRITING TASK 和SPEAKING TASK整合为一节“综合技能课(二)”。第二部分教学资源说明Section 1Backgro und背景围绕单兀话题“植物探索”我们提供了若干实用性背景材料。这些材 料既可以作为教师教学参考材料为
6、教师所用，也可以直接或改写、重 组后作为课堂内外的拓展性阅读材料呈现给学生。Section 2Expla nati on解析重点针对“阅读课型”中的课文难句，我们提供了详尽的，就句论句 的解析和翻译，并且以解析的焦点话题为线索，进行了一定的归纳、 辨析和总结，以帮助教师更好地实施“语言形式”的教学。Section 3Vocabulary词汇按照课本单元词汇表顺序，我们重点提供动词、短语搭配的讲解。所 提供的例句，经典、地道、实用、易懂，完全可以直接用于教学。Part 1 Teach ing Desig n第一部分教学设计Period 1 A sample lesson plan for rea
7、ding(PLANT EXPLORATION IN THE 18TH AND 19TH CENTURIES)In troduct ionIn this period, after warming up, students will first be introduced to gardening. Then they will be helped to read an exposition about plants exploratio n. While reading the form of the Ianguage is stressed.Three “ Warming Up ” desi
8、gns are presented in this book for teachers reference. Computer aroverhead projector may be used to aid the teaching and learning.Objectives To help students learn to express emotions(won der, disgust) To help stude nts lear n to read an expositi on aboutpla nts explorati on To help students better
9、understand“ plants To help stude nts lear n to use some importa nt words and expressi ons To help stude nts ide ntify examples of the direct object and in direct object in the textFocusWordsPoll in ate, an chor, seal, shave, appear, lower, postp o ne, rot, evolve, attach,ExpressionsDate back to, app
10、ear to, give outPatternsIn 1833, Ward shipped two cases of British plants to Sydney, Australi a.Collect ing“ exotic ” ,lastshey are called, dates back to the earliest times.However, it was not until the eighteenth and nineteenth centuries that the exploration of the botanical world began on a large
11、scale .Large numbers of seeds failed to grow after long sea voyages or trips across land betwee n Asia and Europe.Ward shipped two cases of British plants to Sydney, Australia .He made several trips to China between 1843 and 1859.Not only did Fort une in troduce over 120 species of pla nts to Wester
12、 n garde ns but he also shipped 20,000 tea plants from Shanghai to India , where a successful tea industry was established.AidsMultimedia facilities, tape-recorder, photos, diagrams精诚凝聚=A_A=成就梦想ProceduresIWarm ing up(1) Warming up by defi ning pla ntsWe see pla nts every day. But what are they?Pla n
13、ts are a major group of liv ing things (about 300,000 species), i ncludi ng familiar orga ni sms such as trees, flowers, herbs, and ferns. Aristotle divided all livi ng things betwee n pla nts, which gen erally do not move or have sen sory orga ns, and ani mals.Warming up by talking abou t different
14、 gardensGarde ns vary in forms and functions. How many can you see in your area?Gardens may function in a particular mannerBotanical garden, Community garden, Forest garden, Raised bed gardening, Residential garden,Roof garden, Vertical garden, Water or soil-less garden -ing (hydroponics) , Walled g
15、arden,Win dowbox, Zoological garde n Warming up by discuss ing pla nt explorati onPlant Exploration is the search for new, undiscovered plants. The principal objective of most plant explorati on expediti ons is to provide germplasm resources for existi ng breed ing programs, biotech no logy, and con servati on. In sight must also be used to ide ntify new species or those that have not bee n evaluated on this continent.2. Pre-reading by getting to know what a garden isA garde n is a pla nned space, usually
