九年级英语the weird world of plants课件

Chapter 9 The weird world of plants,paddy,thinking,Whats your feeling while enjoying these pictures?,comfortenjoymentharvestaffectionrefreshmentpurity,They are all common plants.,root,trunk,branch,leaf,Its weird!,Guess the unusual features:,Its so special and unusual!, 4 meters 6-7 kilo nasty smell leaves, stem, root,No,What other weird plants have you known?Why are they considered weird?,Maybe,very tinyvery hugehave lots of bodyguardslive up to thousands of yearscatch and eat insects,？,B1 Look at the title, the pictures and the introduction on the next page. Answer the following questions. Which of these things did Simon probably expect to see in the movie?,B2 Scan the passage quickly and find out the names of plants which match the descriptions in the table below.,the lichen plantthe giant redwood treethe Venus flytrapthe gingko tree,Read the passage again, then finish D2 and D3.,The answers to D3.The leaves suddenly shut like teeth and trap the insect in a little prison. Then the Venus flytrap absorbed it after it dies.Plants can be as small as one cell.The lichen plant grows on stones and it takes a hundred years to grow a few centimetres.The giant redwood tree is the worlds hugest living thing. The largest one is in California. It is 84 metres high.,5. A gingko tree was discovered in Hebei Province. It is believed to be around 2,800 years old.6. A type of pine tree in California is the oldest tree in the world. It is more than 4,700 years old.7. This type of tree provides the ants with a home and food while the ants defend the tree from other insects or animals that come near, and even remove other plants that grow close by.,Read for details,the Venus flytrap,Paragraph one,leaveshairsinsectstouchshutmovebecome trappeddieabsorb(吸取 吸收）,appearance & weird characters,Watch a video again and try to describe the processcorrectly and vividly.,touch shutmovebecome trappeddieabsorb(吸取 吸收）, absorb (v.) take in sth 吸收 absorption (n. 吸收， 专注),1.The heat is absorbed by the water.,2.Black walls absorb a lot of heat during the daytime.,She seemed completely attracted by her book.,absorbed (adj.) 全神贯注的,被吸引的be absorbed inShe seemed totally absorbed in her book.,trap (n.) 陷阱， 圈套 a mousetrap lay the trap 设置陷阱 set the trap 布下圈套trap (v.) be trapped 他被困在电梯里。 He was trapped in the elevator. bit by bit - little by little 一点点地,slowly and gradually,Read paragraph 2 and 3 and then make a comparison.,the lichen plant,the giant redwood tree,as tiny as one cellgrow the most slowlyIt takes _ to grow _.,the giant redwood treethe hugest living thing84 meters high,a hundred years,a few centimeters,VS.,Read paragraph 4.,The gingko tree,the living fossil.,is honored as,The Bristlecone(狐尾松)in California is more than 4,700 years old- olderthan any written history.,as small as one cellas big as the giant redwood the hugest living thing written history a type of pine tree,和一个细胞一样小和巨杉一样庞大最大的生物有记载的历史一种松树,A gingko tree, which is believed to be around 2,800 yearsold, was recently discovered in Hebei Province, China., “which is believed to be around 2,800 years old” 为非限制性定语从句， 修饰 A gingko tree. be believed to be 被相信。 Was recently discovered 最近被发现,Read the fifth paragraph and think.,Whats the relationship between the tree and the ants?,The tree _ ants _in it.The tree _ the ants with _ and with _.In return,The ants _ the tree _ they can.They _ any other insect or animal which comes near,and even _ other plants that grow close by.,encourages,to live,provides,a home,food,defend,as fiercely as,attack,remove,1. encourage sb to do sth encouragement (n.)2. provide sb ( with ) means” to give sth to sb or make it available for them to use = supply sb (with) 这家医院承诺提供最好的医疗服务。 this hospital promises to provide the best possible medical care. 我们来这儿是为公众服务。 We are here to provide the public with a service.3. as fiercely as they can 尽可能激烈地4. defend “to protect sb/sth from attack” 防御， 保护， 保卫 defend sb/ sth defend sb/sth from/ against The police are trained to defend themselves from knife attacks. defense (n.) defensive (adj.),5. in return “as a way of thanking sb or paying them for sth they have done”,作为回报， 他送给我两张音乐会的门票。 In return, he sent me two tickets of the concerts. In return for 作为。的回报 Please accept this present in return for all your help.请收下这份礼物， 让我答谢你的帮助。,6. fierce (adj.) a fierce fighter 勇猛的战士 a fierce wind 劲风 a fierce storm 狂风暴雨,fiercely (adv.),7. attack (n, v.) 袭击， 攻击， 进攻这篇文章的寓意是我们要学会以己之长，攻敌之短。The moral of the story is that we should learn to attack the enemys weak points with our strong points.The police drew a conclusion that the driver died of heart attack.,very tinyvery hugehave lots of bodyguardslive up to thousands of yearscatch and eat insects,The weird world of plants,Read the passage again and talk about the weird plants.,Fill in blanks with the help of the correct words.,Plants produces sugar and starch to p_ themselves with energy.2. I_ r_ f_ the kindness of the people in his hometown, he decided to build a primary school for the village.3. His ambition is to be a soldier so that he can p_ the home and d_ the country.4. The forest fire was burning f_ because of the strong wind.5. Terrorists tried to a_ the presidents car, fortunately they did not succeed.6. Next, I will show you a method to r_ the remaining poison on the vegetables.7. The t_ is covered with tree branches so that its not easy to be found.,provide,In return for,protect,defend,fiercely,attack,remove,trap,8. There is a b_ on either side of the superstar to keep him safe from the crazy fans.9. She was so a_ in her reading that she didnt remember to have dinner.10. An ancient bronze statue was d_ in the village.,bodyguard,absorbed,discovered,Paraphrase:The plants absorbs it bit by bit.A type of pine tree in California is older than any written history.No other type of tree grows higher than the giant redwood.It takes the lichen plant a hundred years to grow a few centimeters.,The plants takes in it slowly.,A type of pine tree in California is the oldest in history.,The giant redwood grows the highest of all types of trees.,The lichen plant spends a hundred years growing a few centimeters.,Homework,Writing,An account is a detailed description of an event.It should include information about times, people, places and opinions.Accounts are usually quite formal.,An account of a school activity,Contents in an account,the date of the eventwho did whatwhere the activity took placethe purpose of the activitygeneral informationdetailed informationpeoples opinion of the activity,A Read this account in a school newspaper. Fill in the blanks with the statements in the box below.,Words and expressions.detailed description 详细的描述hold a sports day 召开运动会keep fit and healthy 保持健美begin with a speech 以演讲开始give out prizes 颁奖a great success 极大的成功,The keys:,Who did thatWhere the activity took placeThe purpose of the activityGeneral informationDetailed informationPeoples opinion of,Writing:,Using English,Writing notices,Words and expressions:Keep in mind 记住。give information accurately 准确地给出信息as briefly and clearly as possible 尽可能简单明了on a noticeboard 在宣传栏persuade sb to do attract ones attention 吸引某人的注意力publicize something 宣传某事admission free 门票免费violin solos 小提琴独奏pay an entrance fee 付门票,11.home for Aged 敬老院12.an annual concert 年度音乐节13. donation 捐款 14. give generously 15. communicate more effectively16. main items 主要要点,Using English,How to write notices?,Keep the following aims in mind. to attract the attention of the readers; to give them all the information they need accurately, and as briefly and clearly as possible Its better not to use sentences, but to give the key words only. to persuade them to do something (e.g. attend an activity or event),Read the sample notice and work out yours,then share with us.,The Fairy Lake Botanical Gardens,botanist 植物学家,the Bonsai Garden,It needs a lot of care. We must water it, prune it and check for pests.,the Magnolia(木兰， 玉兰）Garden,In early spring they are covered with white blossoms which are more than 12 centimeters wide.,The Rare & Endangered Trees Garden,Read the passage and finish A.,_ _ means a park where plants are grown for scientific study.2. _ means flowers on a tree.3. _ means an organization connected to education or research.4. _ means the work in a garden.5. _ means examine or see.6. _ means cut off some branches of a tree so it will grow better.,Botanical garden,Blossom,Institute,Gardening,Check,Prune,More expressions:,care for plants gardener gardening He has a gift for gardening.be covered with a plant research institutecheck for pests,照顾植物园丁，园艺爱好者园艺，园艺术由覆盖植物研究所检查害虫,Read the passage again and complete the following outline( 提纲， 要领）.,The Fairy Lake Botanical Gardens,I. Garden information A traditional Chinese design B more than _ of pants hereII. Information about bonsai A first appeared in China _ B need _ e.g. must water, prune and _III. Information about magnolia A grow to be over _ B in early spring they are covered with _IV Great place for _ they will learn about_,3,000 different types,over 1,000 years ago,a lot of care,check for pests,12 meters tall,white blossoms,students to visit,plants and gardening,Answer the following questions.Who will want to spend time in the Fairy Lake Botanical Gardens? People who love nature and are interested in plants.What is Chen Pings favorite part of the Botanical Gardens? The Bonsai Garden.What are recorded about each plant? The name of each plant, the place it came from, and its location in the garden are recorded.,Act as a tour guide to introduce the Fairy Lake Botanical Gardens.,Find out the sentences containing the original form,comparative form and the superlative form in reading part.,Plants can be as small as one cell, like the millions of tiny plants in the sea.But plants can also be as big as the giant redwood tree, the worlds hugest living thing.In return, the ants defend the tree as fiercely as they can.,The plant can move more quickly than the insect can.No other type of tree grows higher than the giant redwood.Many gingko trees have been around for more than 1,000years.A type of pine tree in California is more than 4,700 yearsold older than any written history.,One of the smallest is the lichen plant, which grows on stones.It is probably the plant which grows the most slowly.But plants can also be as big as the giant redwood tree, the worlds hugest living thing.However, gingko trees are not the oldest trees.,形容词和副词,形容词是用来修饰名词的。, 常被放在名词前作定语，,Eg: He is a good student. He is good.,作用,或放在系动词后面作表语,位置, 通常后置,用作定语，修饰由不定代词one、no、any、some和every构成的复合词如anything、something等时，something interesting ; nothing special,else常用作疑问代词和不定代词的后置定语。What else? something else,表语形容词（afraid、alike、alone、asleep, awake、alive等）作定语，定语后置。如 a man alive； the baby asleep,有些表身体健康状况的形容词如well、faint、ill只作表语。 The boy is ill. the sick boy Im getting faint. ill如作定语意为“bad”; faint作定语意为 “微弱的”。 the ill luck= the bad luck a faint voice= a weak voice,Things to remember.,几个并列的形容词作定语，其语序通常为： 县官行令杀国才限定语（The、A）+ 描绘性形容词 + size（大小）+ shape（形状）+ age（年龄、时间）+ color（颜色）+ origin（国籍、来源）+ material（材料）+ purpose（目的）+ 名词。如：a heavy black Chinese steel umbrellathe mans first interesting little red French oil paintings,2. 形容词的顺序,副词用来修饰形容词、动词，其他副词或者句子，一 般位于形容词之前，动词之后或句子之首 a very good boy He works hard. He walks terribly slowly. Luckily, they were not hurt.,几个副词并列作状语时，其顺序较灵活， 但一般是：方式地点时间。如：We had a good time together outdoors last Sunday., 顺序,以-ly结尾的词性辨析A. 形容词加上ly 一般都变成副词 但下列单词以-ly结尾，却是形容词： lonely、lovely、weekly ，friendly、ugly、 silly、 deadly（致命的）likely (可能的）brotherly(兄弟般的）lively（充满活力的）、timely（及时的）elderly(上了年纪的）等。,频度副词如often、always、usually等在be动词后，行为动词前。副词作定语，定语后置。如：The person there ( upstairs) is waiting for you., 位置, 辨析,B. 形容词和副词同形。 have a fast breakfast walk fast more words: early, straight, high, late,C. 几组词的区别：,late (迟地， 晚地)lately(近来地）,high（高地）highly （高度地）,hardhardly,形容词和副词的比较等级原级的构成和用法。用法:表示双方在程度、性质、特征等某方面相等构成: as+ 原级形容词/副词.as not so + 原级形容词/副词 as,He doesnt walk as slowly as his brother.= His brother walks more slowly than him.= He walks faster than his brother.,1. 在比较级之后常常用一个含有than的短语。,2. asas用于表示情况相等或不如，不及。,John does better in math than I do.Diwang Building is taller than other buildings in SZ.,How do we use comparatives in sentences?,Our house is as big as yours. They are the same size.Lynn doesnt run so fast as Liu Xiang.,否定句中，可以说not as as,the same as,The result of the match was the same as last year.,3. than me / than I am,Youre twenty years older than me.Her husband isnt as tall as she is.,单独使用用宾格，若代词后有一个动词，则用主格。,4. 在比较级前，可用much, a lot, far; rather; slightly, a bit, a little,A taxi is far more expensive than a bus.Yao Ming is a lot taller than me.The weather is a little colder than last year.,5. the + adj.(比较级）, the + adj.(比较级） “越就越” (表示一种事物随另一种事物变化而变化),6. adj.(比较级)+ and + adj.(比较级） “越来越”,The harder we study, the better grades well get. The sooner we leave, the sooner well get there.,Everything gets more and more expensive.The queue was getting longer and longer.,7. the+ adj.(比较级)+of the two “两者中比较的”,The watch is the cheaper of the two.Jim is the taller of the two boys.,8. 倍数的表达方式： A is +数词/倍数+adj.(比较级) than B.,She is 3 years older than me.This pencil is 2cm longer than that one., A is + 倍数 +as + adj/adv.+ as+B A is +倍数 + (the size/ height/depth/weight/length.) of B,This house is twice as high as that one.This room is three times the size of that one.,9. 在比较从句中为了避免重复，我们通常用that (those)、代替前面出现的名词。that可代替单数和不可数名词，those指复数。The book on the table is more interesting than that on the desk.The weather in Shenzhen is hotter than that in Jinan.The apples in this basket look better than those in that one., 结构： “the + 最高级” 副词the可省略 He works (the) hardest in his class. 范围： 三者或三者以上 用 of in 引出范围 of + 人、物； in + 单位 Zhang Hua is the tallest of the three. He works (the) hardest in his class. 最高级可被序数词修饰 How much did the second most expensive hat cost?,How do we use superlatives in sentences?, by far、nearly、almost 、by no means(一点也不）, nothing like（绝对不）等词语所修饰。如：This hat is by far / nearly / almost / by no means / nothing like the biggest. 表示“最高程度”的形容词，如excellent、extreme、perfect等，没有最高级，也不能用比较级。, 形容词最高级前加 a; an 不表比较，表示“非常”。如：He is a most clever young policeman. (a most=very)The film is most interesting. (most=very),Pay attention:, 由as / so组成的形容词或副词短语。as much as + 表示重量的名词。Each stone weighs as much as fifteen tons.as many as + 可数名词数量 多达I have as a many as sixteen reference books.as early as 早在As early as the twelfth century the English .as far as 远到；就而知（论）We might go as far as (走到)the church and back.As far as I know（就我所知），he has been as long as 只要。As long as you put your heart into the job, youll do it well., more B than A 与其说A不如说BHe is more lazy than slow at his work. 与其说他在工作上慢,还不如说他是懒. no more than与一样不.The officials could see no more than the Emperor.这些官员和皇帝一样不能看到什么. no less than 与一样He is no less diligent than you. 他与你一样的聪明. more than 不只是;非常She is more than kind to us all.她对我们非常友善.,How to design a table for a Score Sheet of a speech competition?,Exercise on page ,A speech competition,Score Sheet (1=Average 2=Good 3=Very good),Debbie,Mary,Ann,Accuracy of speech,Clearness of speech,Sensible arrangement of ideas,Confidence of speaker,Ability to answer questions,Cleverness of arguments,Total,accurate (adj.) 准确的， 精确的 accuracy (n.) of speech 演讲的准确性Sensible (adj.) arrangements of ideasbe full of confidence (n.) 充满自信 be confidentbe able to do something ability (n.) to answer questions 回答问题的能力5. enter a speech competition 参加演讲比赛6. arrange sensibly 合理地安排7. add up to the totals 计入总分,the fig tree,Listening - Understanding the sequence (顺序，连续） of an event,a strangler fig tree,strangleto kill sb by squeezing his neck or throat with hands or a rope,Listen to the story of a strangler fig tree, and match the story with the pictures.,There is a family of trees called fig trees. Some of these fig trees are killers! They do not kill people; they kill other trees. This happens very slowly, over many years. They kill other trees by strangling them, and so they are called strangler fig. This is what happened.,Picture 1 The fig tree produces small fruit, called figs. These figs are often eaten by birds. In this picture we can see a bird eating a fig.,Picture 2 The birds drop the seeds onto the bran