Unit 5 Revealing nature Developing ideas 课件-2024-2025学年高中英语外研版（2019）选择性必修第一册

SB1U5 Revealing Nature Developing ideas Reading:The Secret Language of Plants 1. What is the telegraph plant(跳舞草) doing? Lead-in distant 语义网络图 distant 遥远的 基本义 人和人之间关系“遥远的” 亲戚关系 / 血缘关系“遥远的” 距离、时间 “遥远的” 远亲的 遥远的；远处的；久远的 疏远的；冷淡的 “远的”同义词辨析： distant 指在空间或时间上遥远的。 far adj. 远的，远处的。指空间距离远的。 faraway adj. [文]遥远的，远方的。多指距离很远的，只作定语。 remote adj. 偏远的。指远离多人聚居的城镇或其他处所的。 answer the call 响应号召，接电话 answer the phone/the door 接电话/应门 answer a need 满足需求 can’t answer for sb.【口】无法代表某人 P86 disgrace /dɪsˈɡreɪs/ n.丢脸，耻辱；令人感到羞耻的人(或事) v. 给……丢脸 ♦dis- (不) + grace (优雅、光彩) → 丢脸；耻辱 be a disgrace 是耻辱，是丢脸的事 in disgrace 为人所不齿；失宠 disgraceful /dɪsˈɡreɪsfl/ adj.可耻的; 不名誉的 bring disgrace on sb./sth. 给……蒙羞 grace n. 优雅，高雅 disgrace: 指因不光彩行为使名誉受损或蒙受耻辱； shame: 指某人因犯罪、做坏事或无能，引起心理上的惭愧或羞耻。程度更深。 P87 of all time 有史以来；一直 at times 有时；不时 at a time 一次，每次 at one time 曾经，一度 in no time 立刻，马上 at no time 在任何时候都不； 决不（位于句首，句子用部分倒装） Eg. At no time should you give up studying. 任何时候你都不应该放弃学习。 P87 in question 讨论中的；考虑中的 The player in question is Mark Williams. beyond question 不容置疑 His honesty is beyond question. out of question 毫无疑问，没有问题 Out of question, it is his handwriting. out of the question 不可能；不允许；不值得讨论 The noise redoubled, and sleep was out of the question. P87 be crowded with 拥塞；挤满；充满 crowd in (on sb.) (想法、问题等)涌上心头；涌入脑海 ⭐When I looked at the ablum, memories of high school crowded in on me. crowd into one’s mind 涌入某人的脑海 crowd in/into (sth.) 大批地涌入（某物） crowd around 聚集在…周围；聚拢 crowded adj. 拥挤的；挤满的；充满的 a crowd of (crowds of) 一群(成群)… geologist /dʒiˈɑːlədʒɪst/ n.地质学家 geology /dʒiˈɑːlədʒi/ n.地质学；(某地区的)地质 geological /ˌdʒiːəˈlɑːdʒɪkl/ adj.地质(学)的 源自希腊语的词根 ge/geo- 意为"earth"，土；土地；地球。 -ology 这个词缀表示“知识、科学”，现在是 -logy 的通用形式。 flytrap 捕蝇草 The can _______ insects. Its leaves can _______ when touched. mimosa 含羞草 fold up catch pea 豌豆、豆角 The can sow(播种) its own ________. seeds attack breathe eat sleep move speak steal think 2. What else can plants do? Would plants communicate with each other? What if plants can speak? Pre-reading Where can we find this passage? A. In an economic book B. In a history book C. On a scientific magazine D. In a novel While-reading Fast reading Activity 1. Read for structure and genre. What is the structure of the passage? A． B． C． D． PartⅠPara_____ PartⅡ Para_____ Part Ⅲ Para_____ Introduction to the topic Plants have various ways to communicate Scientists are learning more about the language of plants. Exposition seed distant ①distance n.距离 ②distantly adv. 遥远地 answer the call disgrace ①disgraceful adj.丢脸的 ②disgraced adj.丢脸的 be a disgrace geologist ①geology n.地质学 ②geological adj.地质学的 sample evolve ①evolution n.进化 ②evolutionary adj.进化的 finch beak suspect ①suspicious adj.可疑的 ②suspicion n.猜想，怀疑 ancestor ①ancestral adj.祖传的 generate ①generator n.发电机，发生器 ②generative adj.有生产力的，有生殖力的 characteristic ①character n. 性格 ②characterize v. 描述，刻画 decline ①population decline 人口减少 ②decline by/to 下降了/下降到 ③decline to do sth. 拒绝去做某事 tortoise Part 1 Careful reading 1.What do people think of talking plants? 2.What does the new research have found? Topic sentence Activity 2. Read for details. Part 2 1. Read and find out the ways in which plants communicate. Plants can use ___________, ____________, ________________________ to communicate. chemicals sound "Wood wide web" 2. Read Para. 3 and find out how the plants use chemicals to communicate with each other. chemicals chemicals chemicals detect chemicals chemicals detect Grow crops without pesticides. "I'm being attacked!" 3. What figure of speech(修辞手法) is used here? personification (拟人手法) It can make the description more vivid. Please find out the sentences with personification in the passage. 3. They also “listen” to the noises from other plants. 4. A chilli plant can tell if a neighbouring plant is helpful, or unfriendly. 2. Some of these chemicals drive insects away. 1. When another bean plant detects the chemicals from its injured neighbour, it starts to release its own, different chemicals. 5. Using the wood wide web, plants can share information and even food with each other. 6. Plants can steal food from each other, or spread poisons to attack other plants. make noises listen to noises helpful? unfriendly? Drought is arriving. Indicate drought. Type Link every person on earth every _____________ in the forest Linked by _____________ and _________________ underground ___________ which links the ___________ of different plants to each other Use it to share _____________________ and ___________with each other Cybercrime spread computer virus to attack others' ___________ steal ______________ from each other and spread _____________ to _____________other plants 4. Read para. 5 carefully and find the differences between "World Wide Web" and "Wood Wide Web". World Wide Web Wood Wide Web plant cables satellites fungi roots communicate, entertain, shop and study information food computers food poisons attack Help to prevent attacks . What is the writer’s attitude towards the scientific research on the secret language of plants? A. Positive B. Negative C. Neutral(中立的) D. Indifferent(漠不关心的) Part 3 Post-reading Impossible Possible Para.1 Talking plants have long been a thing of myths and legends. Para.6 Maybe one day we will know enough about plant communication to be able to “talk” with them ourselves. What can you learn from the beginning and ending? The spirit of exploration Is it beneficial(有益处的) to explore nature? Why? （Give a talk） Think & Share As far as I'm concerned, exploring nature is beneficial. First of all, it can help us live better lives and make our world more amazing when we learn how nature works. In addition, it helps us with environmental management. By learning the secrets of nature, we can manage our planet and ensure a healthy environment for the future.Last but not least, we can improve public health by understanding nature. All in all, exploring the secrets of nature is not just about satisfying our curiosity; it is about improving our lives. I can understand the main idea of the passage correctly. 4 3 2 1 I can divide the passage correctly. 4 3 2 1 I can retell the ways of plants’ communication well. 4 3 2 1 I can collect all the sentences of personification well. 4 3 2 1 I can grasp the humanity(人文）meaning the text conveys. 4 3 2 1 Self-evaluation 1. Finish the mind-map of the passage. Assignment: 2. Filling in the blanks with correct forms of the given words. 直击高考 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 like 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__________ (indicate) 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 other. Surprisingly indicating amazing which with to communicate attacked are being eaten a its Lavf58.20.100 Lavf58.20.100 Lavf57.62.100 $$