1、 alive/living once release defend fiercely remove2) 拓展词汇 (各种植物的名称) Venus fly trap Bristlecone pine Lichen plant Giant redwood Dead horse arum3) 词组和短语 prefer A to B / prefer to do A rather than do B be trapped be absorbed in in weight provide sb. with sth. / provide sth. for sb. encourage sb. to do i
2、n return 2 句型学习 once, main clause asas 二、 教学设计(Teaching Designs)教学内容教学实施建议教学资源参考Pre-reading 该阶段用一个课时完成:1. 植物的世界对于学生而言是既陌生又神秘的,为了激发学生的学习兴趣,并对阅读进行准备,建议学生在预习课文的时候浏览以下两个网站:1). www. green. L. cn 2). www. 2. 邀请不同的学生在课堂中介绍他们所找到的神气的植物。While-reading 这是本课的主体部分,也是老师要处理的重点,在帮助学生理解课文的同时,培养阅读技巧;同时处理课文中的单词,词组和句型。
3、Skimming 要求学生快速略读,获得课文的大概轮廓,找出课文中所介绍的六中植物名称。 Scanning 要求学生再次阅读课文,并完成Ex C. Further understanding 经过以上两个基础环节后,进入课文深层次的理解,找出每一种植物的特点。 Word study 通过创设情景,帮助学生理解词汇并学会运用。具体处理这部分内容的建议见链接1 The weird world of plants 的教案链接2 课件:The weird world of plants。Post-reading 1. 观看一段植物和鸟类的录像(见“birds”视频文件,并完成选词填空的练习,进一步巩固
4、词汇。2. 对课文的第五段进行改编,假设一个学生为茨马海芋,另一个为苍蝇,编写它们之间的对话并表演。【链接 1】说明:本部分建议采用任务型阅读教学方法。通过略读、扫读、细读等不同手段来提高学生的阅读理解能力,从而培养学生的阅读技巧。Chapter 3 The weird world of plantsILead-in 1 A quiz on plants 1) In summer we feel cool on the streets when the streets are lines with trees. Three trees can do the job of _ air-condi
5、tioners running all day. A 5 B 15 2) Plants can absorb CO2, and release O2. A man every day breathes in _ O2, and breathes out _ CO2. A 750g/1000g B 1000g/750g 3) 1.5hectares of trees could produce enough oxygen to keep _ alive and healthy for a year. A 24 B 48 4) Smell of some flowers and plants ca
6、n drive off insects. The smell of cucumbers can drive off _. The smell of onions and tomatoes can drive off _. The smell of jasmine flowers can drive off _. A flies B cockroaches C mosquitoes 5) When we touch the leaves of mimosas(含羞草),their leaves will shut. If their leaves shut quickly, it means t
7、he weather will be _. A rainy B sunny2 Ask students to introduce the weird plants in nature II. While-reading 1 Skimming:*what are the three plants introduced in the passage?*match the pictures (ask the students to give the key words)2 Words and expressions (用问题引出单词)1) insect n. having an adult stag
8、e characterized by three pairs of legs and usually having two pairs of wings. Ask students to give some examples: flies, crickets, mosquitoes, beetles, butterflies, and bees.2) victim n. In which situations, will people be victims?3) trap n. / v. *to catch Hunters live by trapping animals. The yello
9、w piece of butter help me to trap the mouse. *a device/means to catch a mouse trap In the debate, we will design a trap for our opponents and let them fall in.4) absorb v. take in The sponge will absorb water. You are so clever that you absorb what I teach you. be absorbed in: attract In your free t
10、ime, what are you absorbed in? (tell your paterner) 5) pollen n. 花粉 petal 花瓣6) release v. set free release the prisoner release the album 7) provide sb. with sth. / supply sb. with sth. provide sth. for sb. / supply sth. to sb. What do your parents provide you with?8) in return for In return for the
11、 food which the tree provides them, the ants In return for what the parents provide you, what will you do?9) defend v. keep safe from any attract or danger defend ones home defend ones country defend against defend ones reputation 10) fiercely adv. adj. fierce *having violent nature a fierce dog (ba
12、rk at everyone) *violent a fierce storm / competition 4 Consolidate words Heather, an African flower, produces nectar which attracts sunbirds. The sunbirds have a special beak. They first put its beak into the flower. Dont worry! It wont be trapped in the flower. Once they put in the beak, the polle
13、n will fall over. In this way, the flower provides nectar for them. In return, these birds help it pass the pollen. Of course the flower wont be the victim and its not necessary to defend itself.III. Post-reading Suppose you are the Dead horse arum and the fly or the Acacia tree and the ant, make a
14、conversation between them.【链接 2】同教案相匹配的课件。(见The weird world of plants.ppt)【链接 3】与课文主旨相关的补充阅读训练篇章。(见The biggest pumpkin.doc)Chapter3.The weird world of plants Listening, Speaking, Using English, Writing 一、章节分析 (Section Analysis ) (一) 综述 本部分是培养学生语言运用能力,通过听,说,写方面的训练,不仅能提高学生语言词汇方面的能力,而且能加强他们运用语言知识来表达思想感
15、情的能力。对于高一学生来说,这课的listening 有一定难度,听力的篇幅不仅较长,而且有一部分新单词。(二)目标Listening 1 帮助学生通过抓关键词培养其听力理解能力。2 教授学生记简单的笔记。Speaking 1 帮助学生了解日程表中所需的项目和制作的过程。2 鼓励学生为一个活动制作一张日程表并进行课堂交流。Using English 1 鼓励学生进行自学,找出告示牌中所要罗列的项目并找出告示牌的特色。2 合作完成一张告示牌。Writing 1 掌握活动描写的过程和方法。2 根据简要提示写出符合要求的活动描述。(三)重点和难点培养学生抓关键词汇和记录简单的笔记。如:seeds d
16、rop in on the branches; produce food, birds eat figs通过合作学会制作日程表,并在合作中使用一些表示建议的问句。培养自学能力, 通过个人的学习和观察,找到告示牌的写作特色,并进行模仿。根据提示写出符合要求的对于一个具体活动的描述。二、教学设计(Teaching Designs) Pre-listening 1). 求学生明确听力任务(recognize key words),扫清在听力材料中出现的困难词汇(strangle, a fig tree, rot, seed, root, trunk etc.),同时预测可能的图片顺序。2). 教授简
17、单的听力笔记记录方法。 While-listening 要求学生听两遍,第一遍后对图片进行排序。第二遍后记录一些简单的笔记,方便口头的汇报。 Post-listening 校对图片的排列顺序并鼓励学生进行口头汇报,即讲出每幅图片的大致含义,充分利用听力时的笔记。本课的speak up 为制作一张日程表,整个speaking 的上课过程为:1)个人活动,认真阅读已有的一张日程表,并回答练习中的问题。2)两人活动,商议一个具体的学校活动,如某一个社团活动等,然后定下该活动的时间,地点,活动内容等。在商议中学会使用一些征询建议的问句,如:What about, What do you think o
18、f, Would you like to etc.3)制作日程表并进行美化。本课的Using English 为制作一张告示。1). 要求学生进行自学,在仔细观察了课本上的告示后, 总结出告示的特色。2). 阅读课本中提供的文字材料,将其改编成告示的语言。3). 对告示进行美化。第二和第三步可以是两人活动也可以是个人活动。本课的Writing 是对一个具体活动的描写。1). 教师帮助学生了解如何对一个具体的活动进行描写,在每一段中所要描写的内容,理清思路。2). 完成课本中的练习:在空格中填入提示的内容。在这部分建议教师采用生生互评的反馈方式,让每一个学生都成为批改着,评价的参与者,这样不仅可
19、以提高学生的学习积极性,在改正同学的错误的同时,自身水平也得到的提高。3). 布置回家作业:对学校的社团招聘活动进行描述。Chapter3.The weird world of plantsLanguage 一、章节分析本章节主要语法-形容词和副词的比较结构在牛津英语中出现两次: 本课和高二(上)第二课。本课主要介绍副词的比较结构;高二(上)第二课主要介绍一些不规则的形容词和副词的比较级和最高级形式, 复习asas 结构,并且补充了一些修饰比较结构的副词,如,a bit, much, a little, a lot, rather, far。故本课不仅要介绍课本上副词的比较机构,还应适量扩展形
20、容词和副词的用法。学习形容词和副词的比较结构。(三)教学方法 口语情景教学法( 教师创设情景,学生主要通过口语训练达到对语言知识的掌握)1 简单总结一些形容词和副词的比较级和最高级不规则变化形式。2 细讲比较结构和句型。3 把比较级和最高级结构运用于实际生活中。4 Lead in 让学生找出课文中含有比较结构的句子,分析比较它们的不同点,引出正题:比较级。 介绍比较级结构的特点。(见链接1)华师大一课一练Practice 教师列出学生熟悉的两样或三样以上活动或事物,如:watching TV/going to the movies; a plane/a train,a kangaroo and
21、 a tortoise等,用比较结构比较两样事物或活动。 从报纸或杂志上收集一些同类品牌汽车广告、旅游景点等信息,让学生用比较结构分析说明自己的选择,并编一个对话,向朋友推荐该汽车或旅游景点。 用比较结构翻译句子。Exercises and homework写作:给学生两个选择,如出国留学和在国内大学求学,从几个方面,例如,学费、人文环境、自理能力等比较说明自己的选择。链接1 与形容词比较结构有关的语言点知识。Language structure:1) 只能做表语的形容词有: afraid, alike, alive, alone, asleep, awake, ashamed2) 以ly 结
22、尾的形容词有:a. elderly; friendly; deadly; lovely; lonely; likely; lively; ugly; brotherly; sisterlyb. daily; weekly; monthly; yearly; early3) 没有比较级和最高级的绝对形容词有: correct, wrong, right, ready, full, empty, perfect, true, round, excellent, dead, atomic, industrial, British()4) tooto结构中没有否定意义的形容词有 anxious, de
23、lighted, eager, easy, glad, kind, pleased, ready, surprised, willing; 在too前往往有 “only, all. Never, just 修饰. e.g. One is never too old/late to learn.5) 形容词的排列顺序OSACOM(opinion, shape, age, color, origin, material)6) 特殊的形容词比较级:badly more/most badly (迫切地)fond/real/glad/worried/tired more/most fond/real/g
24、lad/worried/tired7) Would you be +adj.+ enough to do?Would you be so+adj.+ as (not) to do?(nearly/almost/just/quite/exactly/nothing like/every bit) as + adj./adv. + as not so/as + adj./adv. + asas + adj. + a + noun + asas + many/much + noun + astoo + adj. + a + noun + to8) 倍数+ as + adj. + as = 倍数+ t
25、he + noun + ofa. A is three times the size/length/height/width/age/depth of Bb. A is three times as big/long/high/wide/old/deep as Bc. A is three times bigger than B.9) This handbag is as good as, or better than the one I lost yesterday.This handbag is as good as, if not better than the one I lost y
26、esterday.This handbag is one of the best handbags, if not the best one, that I have ever had.10) the more , the more.11) a bit/a little/rather/much/still/even/far/by far/any/many/a lot +比较级 + than= 比较级+ than + any other + noun/ than any of the other /than anybody else/anything else/than any + noun12
27、) 形容词后有名词, 该形容词前有可能有定冠词. 例如, Which is larger, Canada or Australia?/ Which is the larger country, Canada or Australia?13) 形容词的比较级后面有一个Of 的短语时, 这个比较级前要加定冠词. 例如, She is taller than her two sisters. She is the taller of the two sisters.14) most+adj. 时most 解释为quite, very 例如 Its most beautiful. (它非常漂亮.)链接
28、2一些关于形容词比较结构的练习。I. Choose the suitable word to complete the sentences.deep / deeply1. Mary was _ moved by the novel and she went on reading _into the night.high / highly2. The teacher spoke _ of the smart boy.3. As a senior executive, shes _ paid.4. Throw the ball as _ as you can.wide / widely5. The rumour was _ spread throughout the country.6. Open your mouth _
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