Unit 5 Power of Plants Understanding ideas + Grammar 课件- 2025-2026学年外研版英语七年级上册

该初中英语课件围绕“植物的力量”主题，聚焦植物作用、光合作用原理及一般将来时语法。课堂导入通过种子破土图片提问、植物趣味知识问答及学生卧室植物死亡经验，搭建从现象观察到科学原理再到语法应用的学习支架。 其亮点在于采用拟人化叙事（如“Worker No.55在Leaf工厂工作”解释光合作用）和双关语“plant”，结合语言能力（阅读问答、语法练习）与思维品质（分析创造）。通过情境化语法实例（种子生长、植树计划），学生提升语言运用与科学思维，教师可借助生动资源提高教学效率。

The power of plants Unit 5 starting out + understanding ideas What’s in the picture? --It’s a seed What’s happening in the picture? Lead-in --The seed is coming out of the soil, even though the soil may be hard. What do you think of this plant? --weak but powerful Lead-in Plants are1.___________--on land, in the ocean and even in 2._______. Some bamboo can even grow3.____ centimeters in just one day. People began to farm and grow their own food over 10,000 years ago, but plants are more than 4.______. People use different plants to5.______ medicines. everywhere space 91 food make How much do you know about the palnts? Lead-in What are people doing? buying some vegetables working on wood weighing the herb drawing grass and trees What can plants do for us? Plants can be our ________ food material medicine inspiration of art Lead-in 年轻人痴迷于绿色植物 公园20分钟效应 植系青年 Plants help us a lot! Keep some plants in my bedroom, but they died soon. pre-reading Where is this place? --It’s a factory/ plant (a factory or place where power is produced). When is it? --It’s a quarter past seven. Who work there? --Workers in green uniform. Who will be the guide (导游)? -- Worker No.55 The story happen Within a plant. How is the plant work? What do it produce? While-reading He works in Workshop 1001 in the Leaf. There are 20 to 100 workers in each workshop. They collect sunlight and CO2 during the day. Now workers from the Root send up water. The water will rise up to the Leaf through the Stem. Then workers in the Leaf will mix water, CO2 and sunlight. How many co-workers does No. 55 have? What materials 材料 do the plant need？ --Water + CO2 + Sunlight carbon dioxide /ˈkɑːbən/ /daɪˈɒksaɪd/ Material and Product While-reading What are they going to produce? Most importantly (for them), there will be sugar! It’s useful for the growth of the plant. Another product will be oxygen, but the plant doesn’t need much of it. It means a lot to animals and humans, though – they need it to breathe! Sunlight Water Sugar Why does the writer say “for them” in line 2? Material and Product CO2 Oxygen While-reading Will the workers need to work during the whole day? --The workers work hard. Soon it’s going to get dark. They will take a rest. There are millions of plants on earth. They give more than food and oxygen. Without plants, the natural world would be very different! Since their product --Oxygen means a lot to our human and animals, how can it be enough oxygen when this plant take a rest? Post-reading Matching the main ideas in the guide’s words What workers will produce. The introduction of worker No. 55 What workers do in workshop 1001. When workers will take a rest The importance of the plants. Post-reading Can you choose another suitable title 标题 for this text? a How to make sugar b How plants work c Why plants are great d Going to the green workshop Where does the process really happen? --Within a plant in the plants. a factory or a place where power is produced a living thing that grows in the earth and has a stem, leaves, and roots. A pun making the text more interesting Post-reading Where can we read the passage? A. In a newspaper. B. In a diary. C. On a science magazine D. In an advertisement /ədˈvɜːtɪsmənt/ Is Worker No. 55 a real human worker? -- No. Why does the writer use a “He” not “It” to refer to Worker No. 55? -- Personification (making the test vivid/ interesting and easier to understanding) Retelling Worker No. 55’s story uniform: working hours: working place: co-worker: green 7:15 -- evening Workshop 1001 in the leaf 20 -100 workers Photosynthesis 光合作用 [ˌfəʊtəʊˈsɪnθəsɪs] Post-reading Why my plant died soon in the bedroom? There are something the plant need. I give ________ and I breathe out CO2. But the plant also need sugar, which is _______ for the growth of the plant. In my bedroom, there is little ___________. So the plant cannot mix ________, CO2 and ________ to produce sugar and _______. Without this sugar, the plant can’t get better. So I should move the plant from the dark bedroom to a ________ place. water useful sunlight sunlight water oxygen sunny --simple future tense Grammar Learning Tense in English Grammar present past future do -- did do / does is/am/are doing will do be going to do Are the 2 structures means the same? Read and Compare the sentences He’s going to start work in the plant. I’m going to check my email this evening. He is going to have a piano lesson this weekend. They will take a rest. It will be hot all year round. There will be a robot in every family in the future. be going to do:表达自己打算做某事、计划做某事或者有意做某事(有计划) will do:描述未来的事情或表达对将来的预测等 Be going to do 肯定句 否定句 一般疑问句 答句 特殊疑问句 主语+be going to + do动原 +其他 主语+be not going to + do动原 +其他 Be + 主语 + going to + do动原 +其他 -- Yes, 主语 be. / No, 主语 be not. 特殊疑问词 +be + 主语 + going to + do动原 +其他 !be随人称的变化而变化 1. 我/Linda/ 他们打算周五去动物园游览。 2. 你周五打算去动物园游览吗？ 3. 你打算什么时候去游览动物园？ I am going to visit the zoo on Friday. Are you going to visit the zoo on Friday? When are you going to visit the zoo? 计划去某地：be going to +地点 will do sth 肯定句 否定句 一般疑问句 答句 特殊疑问句 主语+will + do动原 +其他 主语+will not / won’t + do动原 +其他? Will + 主语 + do动原 +其他 -- Yes, 主语 will. / No, 主语 will not/ won’t. 特殊疑问词 +will + 主语 + do动原 +其他? will 无人称变化 1. 在未来学生们将在家里学习。 2. 未来学生们还去学校吗？ 3. 在未来学生如何写作业呢？ The students will study at home in the future. Will the students go to school in the future? How will the students do their home work in the future? Practice 1. The seeds __________ grow into tall plants. 2. We ______________ learn different parts of plants tomorrow. 3. The leaves __________ change into different colours in autumn. 4. Tim ______________ plant trees in the park with his classmates on the Planting Day. They believe the trees they plant __________ grow into forest in the future. 5. But Jack ________________ (not; join) their planting activity. Because he _____________ have a math lesson that day. 6. 你们要怎么去公园？ 7. 那天会是晴天吗？ will are going to will is going to will isn’t going to join is going to How are you going to the park ? Will it be sunny that day ? Welcome to the Great Bear Rainforest in Canada! We 1. ___________ through the forest today. It’s sunny now, but please take a raincoat. I’m sure it 2. ___________ later. The trees in a rainforest can make their own rain. How? Well, look up – way, way, up – and you 3. ______________ clouds at the top of these trees. Water comes into the air from the leaves, and becomes clouds. It then rains on the forest. This 4. ___________ other plants very happy. These trees can live for thousands of years. They 5. ___________animals somewhere to live and food to eat... Now we can see plants are so important. They mean so much to us. will walk will rain will see makes give Thanks! Marketing survey. 营销调查 Mercury is the closest planet to the Sun and the smallest one in the Solar System—it’s only a bit larger than our Moon. Marketing survey. 02 Mercury is the closest planet to the Sun and the smallest one in the Solar System—it’s only a bit larger than our Moon. Marketing survey. 01 Scheme description. 方案说明 Mercury is the closest planet to the Sun and the smallest one in the Solar System—it’s only a bit larger than our Moon. Scheme description. Mercury is the closest planet to the Sun and the smallest one in the Solar System—it’s only a bit larger than our Moon. Scheme description. Mercury is the closest planet to the Sun and the smallest one in the Solar System—it’s only a bit larger than our Moon. Scheme description. Marketing objectives 营销目标 Mercury is the closest planet to the Sun and the smallest one in the Solar System—it’s only a bit larger Marketing. Mercury is the closest planet to the Sun and the smallest one in the Solar System—it’s only a bit larger Marketing. Mercury is the closest planet to the Sun and the smallest one in the Solar System—it’s only a bit larger Marketing. Mercury is the closest planet to the Sun and the smallest one in the Solar System—it’s only a bit larger Marketing. $