1、新外研社高中英语选择性必修一Unit 5 Revealing NatureDeveloping IdeasReadingpattackpbreathepeatpsleeppmovepspeakpstealpthinkWhat do you think plants can do?Tick the boxes.How much is it realistic that trees can communicate with people?Can plants like trees even behave in many other ways like humans do?Lets find out
2、 whether plants communicate with each other.If they do,how?Read the passage(P56-57)to explore!Read the passage to sort out the type of writing.An expository essay(说明文)They can communicate with each other in three ways：by using chemicals sound and“wood wide web”Introduction with a topic to catch read
3、ers attention,and a thesis statement to present the main concept of your essay.Body:the first,second,third point/argument with supporting evidenceConclusion with a concise summary of your key points/a thesis statement.Expository essay structurePart 1 Introduction and thesis statementPart 2 BodyPart
4、3 ConclusionMany cultures have stories of talking trees.New research has revealed something amazing:it appears that plants can communicate.Plants use chemicals to communicate with each other.Plants also use sound to communicate.Plants have an amazing system of communication called“wood wide web”.Sci
5、entists are learning more about the secret ways in which plants talk to each other.Read for the main idea of each paragraph and the passage structurePlants can communicatePlants have various ways to communicateScientists are learning more about plants language Part 1 Introduction and thesis statemen
6、tPart 2 Body Part 3 ConclusionPara.1Talking plants have long been a thing of myths and legends.Many cultures have stories of talking trees that give advice as well as warnings to people.Alexander the Great and Marco Polo were said to have visited such a tree in India.And in some modern stories,such
7、as the film Avatar,trees can communicate with animals and people.a thing of myths and legendsTalking trees give _ to people,eg.,Alexander the Great and Marco Polo were said to have visited such a tree in India.Talking plants Evidence from stories of many culturesEvidence from _some modern storiesTre
8、es in the film Avatar can communicate with _.animals and peopleadvice and warningsRead for paragraph organisation:Para.2With us long believing that talking plants are fantasy,new research has revealed something amazing:it appears that plants can communicate after all.Read to answer the questions:1.W
9、hat relation is implied(暗含)between this part and the rest of Para.2?2.Whats the role of Para.2 in developing the whole passage?Para 2 is used to clearly illustrate the thesis statement.Its also a transitional paragraph.An adversative relation(转折关系).(For long we have believed that talking plants are
10、just fantasy,however,plants do communicate as revealed by research,which is amazing.)Para.3bean plant A_ releases _as a warning or call for help:“Im being attacked!”tiny amounts of chemicalsbean plant Bdetects the chemicals releases its own,_different chemicals some of these chemicals _drive insects
11、 away others attract _the waspsRead to work out the graph:Plants use chemicals to communicate with each otherattackkillInspiration for scientific researchScientists hope to learn more about this _,so that we can use it to grow crops without _.plant warning systempesticidesPara.4More surprisingly,pla
12、nts also use sound to communicate.People cant hear these sounds,but plants are making them.Some plants make noises with their roots.Corn and chilli plants do this.They also“listen”to the noises from other plants.A chilli plant can tell if a neighbouring plant is helpful,or unfriendly.Some trees make
13、 clicking noises when there is not enough water,indicating drought is arriving.Read to work out the table:PlantsHow they communicate using sound Examplecorn and chilli plants _ with their rootslisten to the noises from _some treesmake noisesother plantsmake clicking noises when there is not _,indica
14、ting drought is arriving.enough waterA chilli plant can tell if a _ is helpful,or unfriendly.neighbouring plant Most surprisingly of all,plants have an amazing system of communication that can link nearly every plant in a forest.Scientists call this system the“wood wide web”.It is in some ways simil
15、ar to the Internet we use.While the Internet is a worldwide network of computers linked by cables and satellites,the wood wide web is linked underground by fungi.This fungal network links the roots of different plants to each other.Using the wood wide web,plants can share information and even food w
16、ith each other.For example,some pine trees can send food to smaller pine trees to help them grow.But just like our own Internet,the wood wide web has its own version of“cybercrime”.Plants can steal food from each other,or spread poisons to attack other plants.Perhaps one day scientists will learn ho
17、w to create a“firewall”to help prevent these attacks within the wood wide web.roots of different plants are linked to each other underground by _ enables plants toperhaps one day it will be created to help prevent attacks within wood wide webshare information and even food with each otherPara.5Read
18、to fill out the table about :plants steal food from each otherplants spread poisons to attack other plantsfungifirewallcybercrimehow it is linked_Most surprisingly of all,plants have an amazing system of communication that can link nearly every plant in a forest.Scientists call this system the“wood
19、wide web”.It is in some ways similar to the Internet we use.While the Internet is a worldwide network of computers linked by cables and satellites,the wood wide web is linked underground by fungi.This fungal network links the roots of different plants to each other.Using the wood wide web,plants can
20、 share information and even food with each other.For example,some pine trees can send food to smaller pine trees to help them grow.But just like our own Internet,the wood wide web has its own version of“cybercrime”.Plants can steal food from each other,or spread poisons to attack other plants.Perhap
21、s one day scientists will learn how to create a“firewall”to help prevent these attacks within the wood wide web.Para.5Read to answer the questions:1.What is the function of“Most surprisingly of all”?Its a mark:the following sentence will explore the same topic as what has been mentioned,yet developi
22、ng the topic to a deeper,further degree than all that has been written before.2.Hows wood wide web similar to Internet?They are both systems of communication in essence(本质上),linked by fungi and cables and satellites respectively(分别地).Para.6Scientists are learning more every day about the secret ways
23、 in which plants talk to each other.Who knows?Maybe one day we will know enough about plant communication to be able to“talk”with them ourselves.What is the function of Para.6?Para 6 is a conclusion and a restatement(重述)of the passage topic.It also raises an expectation about future research of plan
24、t communication.Read to answer the question:Modern research is showing that plants can 1_.Using chemicalsl The plant releases chemicals 2_ that are being eaten.l When another plant detects the chemicals,it starts to 3_.communicate with each otherfrom the leavesrelease its own,different chemicals Usi
25、ng soundl Some plants make noises 4_.l A chilli plant can 5_ _.l Some trees make 6_ _.with their roots tell if a neighbouring plant is helpful,or unfriendly clicking noises when there is not enough water,indicating drought is arriving Using the“wood wide web”l This fungal network links 7_ _.l Plants
26、 can 8_ with each other.l Plants can 9_ to attack other plants.the roots of different plants to each other share information and even food steal food from each other,or spread poisonsMaybe one day we will be able to“talk”with plants.1.What figure of speech is being used when the plants are described
27、 as calling for help?What is its function?2.What does“wood wide web”mean?Personification.It can make descriptions more vivid.“Wood wide web”means an amazing system of communication that can link nearly every plant in a forest.It is linked underground by fungi and this fungal network links the roots
28、of different plants to each other.Using the wood wide web,plants can share information and even food with each other.Learning to learnPersonification means giving human characteristics to something that is not human.By using human characteristics to describe an object,animal or even a place,personif
29、ication can make descriptions more vivid.Scientists are learning the secret ways in which plants“talk”to each other.It has been known for some time that plants use chemicals 1_(communicate)with each other.When 2_(attack)by insects,the plant releases chemicals from the leaves that 3_(eat).This is lik
30、e 4_ warning.When another plant detects the chemicals,it starts to release 5_(it)own,different chemicals.Some chemicals drive insects away.6_(surprising),plants also use sound to communicate.Some plants make noises with their roots.Some trees make clicking noises when there is not enough water,7_(in
31、dicate)drought is arriving.Most surprisingly of all,plants have an 8_(amaze)system of communication that can link nearly every plant in a forest.It is called“wood wide web”,9_ is in some ways similar to the Internet we use.Using the wood wide web,plants can share information and even food 10_ each o
32、ther.Surprisingly indicating amazing which with to communicateattackedare being eatenaits 1.What do you think are the benefits of studying plant communication?It will help us know more about the world of plants and then get a better understanding of the secret of nature and encourage us to explore m
33、ore about the mysterious nature.Whats more,it will teach us an important lesson,that is,human should live in harmony with mother nature.And it is our responsibility to fulfill the mission.2.What discoveries are described in the two reading passages in this unit and what do their meanings have in com
34、mon?Passage 1 reveals the discovery of evolution.They all reflect that there are numerous secrets in nature that remain to be explored.Passage 2 reveals the discovery of communication between plants.Give a talk about communication between living things.1.Read the passage again and talk about how pla
35、nts communicate.2.Think about and discuss the following ways of communication in the animal world.Bees“dance”to signal to other bees that they have found food.Ants communicate with each other through touch,chemical signals,moving their bodies and even using their legs to make sounds.What other ways
36、can you think of?Give a talk about communication between living things.3.Organise your ideas following the steps below.Begin with what living things you have chosen to talk about.Explain how they communicate and give examples.Conclude by explaining what we have learnt from their behaviour.4.Give a t
37、alk to the class about communication between living things.WritingWritingWriting an observational journal Read the observational journal and answer the questions.1.How were the daffodil bulbs planted?2.In what environment did the leaves grow?3.What do the flowers look like?Week 1The daffodil bulbs h
38、ave been planted side by side in soil,with the pointed ends facing up.Water has been added and the container was put in a cool,dark place.The bulbs are being watered regularly.Week 3A single stem has sprouted from each of the bulbs.On each stem are two leaves,which are long and narrow with a waxy te
39、xture.The container has been moved to a sunny,but cool place.Week 6The stems have grown to around 20 centimetres tall and each has produced a single flower.The flowers are yellow and white,and shaped like trumpets.They were planted side by side in soil,with the pointed ends facing up.The leaves grew
40、 in a sunny,but cool place.The flowers are yellow and white,and shaped like trumpets.NoImageWritingWriting an observational journal Work in pairs and look at the pictures and talk about how the sunflowers grow.Then write an observational journal about the sunflowers.1 JuneCovered with 1-2 cm of mois
41、t soil,the sunflower seed takes a few days to come up after being planted.Water has been added regularly and the hard seed coat softens in the damp soil to allow the first root to pierce downwards and the first leaves to push to the soil surface.WritingWork in pairs and look at the pictures and talk
42、 about how the sunflowers grow.Then write an observational journal about the sunflowers.Writing an observational journal 6 JulyThe root continues to grow downwards.The single stem grows hollow and smooth,revealing large spade-shaped leaves from the growing tip.Gradually,the plants growing tip reveal
43、s the first hints of development of the flower bud.The plant stem becomes more woody.WritingWork in pairs and look at the pictures and talk about how the sunflowers grow.Then write an observational journal about the sunflowers.Writing an observational journal 26 JulyAbout three weeks after the flowe
44、r bud first becomes visible at the tip of the sunflower stem,it enlarges and begins to reveal a flattened disc.Over the course of one week,the yellow ray florets,the disc florets bloom across the core of the sunflower blossom.It is yellow,looking beautiful.WritingWork in pairs and look at the pictur
45、es and talk about how the sunflowers grow.Then write an observational journal about the sunflowers.Writing an observational journal Language PointsPara.11.myths and legends 神话和传说2.as well as 也；又municate with sb.与某人交流Para.2-31.after all 毕竟；终究2.It has been known that 众所周知3.get attacked by 被袭击4.tiny am
46、ounts of 微量的5.driveaway 把赶走6.so that 以便Para.4-61.in some ways 不完全地；在某种程度上2.be similar to 与相似3.fungus n.真菌(复数：fungi)4.fungal adj.真菌的Talking plants have long been a thing of myths and legends.Many cultures have stories of talking trees that give advice as well as warnings to people.会说话的植物一直是神话传说中的一大元素
47、。在许多种文化中流传下来的故事里，会说话的树给予人们忠告和警示。Alexander the Great and Marco Polo were said to have visited such a tree in India.据说亚历山大大帝和马可波罗曾在印度见过一棵会说话的树。And in some modern stories,such as the film Avatar,trees can communicate with animals and people.在一些现代故事，例如电影阿凡达中，树可以与人类和动物沟通交流。Para.1that引导定从，修饰talking trees1
48、.Talking plants have long been a thing of myths and legends.Talking plants即“会说话的树”，talking 为现在分词作定语，它与所修饰的名词之间存在逻辑上的主谓关系，可以替换成一个定语从句，即Plants that talk。【拓展】单个分词作定语时，通常放在被修饰的名词之前；分词短语作定语时，放在被修饰的名词之后。现在分词作前置定语，通常表示正在进行的主动动作，也可以表示主动但不是正在进行的动作。过去分词作前置定语，通常表示被动，且有时有已完成的含义。Language Points After reading key
49、 words and expressions【例句】A falling body is accelerated by the attraction of the earth.（单个分词，前置）The cinema standing across the street was set up last year.（分词短语，后置）The injured man was rushed to the hospital.（单个分词，前置）Most of the young men invited to the party were Jacks classmates.（分词短语，后置）a sleeping
50、 child,a falling star（主动，正在进行）a promising child,a walking dictionary（主动，但不是正在进行）fried eggs,boiled water（被动完成）Language Points1.Talking plants have long been a thing of myths and legends.After reading key words and expressions 2.Alexander the Great and Marco Polo were said to have visited such a tree
