Unit 2 Topic 3 SectionB 课件 2025-2026学年仁爱科普版（2012）九年级英语上册

该初中英语课件围绕“如何成为环保人士”核心主题，涵盖环保词汇（如electricity, distance）、短语（ought to, shut off）及句型（Would you like to be a greener person?）。通过视频导入与垃圾分类问题引发兴趣，借助Pair work游戏、词汇短语呈现、ought to语法讲解搭建学习支架，逐步过渡到对话、阅读与实践活动，形成从输入到输出的完整学习路径。 其亮点在于情境化与任务型教学结合，以“环保行动”为主线整合语言能力与思维品质培养。如小组调查活动（Work in groups survey）提升合作学习能力，英语习语（Easier said than done）增强文化意识，看图写话与情景交际强化语言运用。学生能将语言学习与生活实践结合，教师可借助多样活动提升教学效率。

Unit 2 Loving Our Planet Topic 3 What can we do to protect the environment Section B 仁爱科普 九上 Let’ watch the video and talk about it. Lead in reuse reduce recycle others How do you sort the garbage you’ve collected on your own Clean-up Day. plastic bottles... paper bags and cups... lunch boxes soft drink cans, plastic bottles, waste paper, glass, paper bags and cups ... batteries ... Presentation Let’s play a game. Say a sentence with and, or, but & while like this one by one. A : I like English and I’m good at it. B: I am good at English while my good friend is good at history. C: My good friend is good at history but … Pair work [ıˌlek'trısətı] electricity [ʃʌt ͻf] shut off shut off the electricity —————— 停止，关掉 —————— 电；电能 关掉电源 Presentation ['dıstəns] a short distance 短距离旅行 travel a short distance travel 旅行 短距离 Presentation [klͻ:θ] a cloth bag 带一个布袋 take a cloth bag take 携带 一个布袋 Presentation First, don't spit anywhere in public. Second, we should use cloth bags. Third, we should turn off the light in time. Finally, we shouldn't throw litter aroud. =ought to [ˈͻ:t tu] 环保人士 Presentation 1. sort the garbage We ought to… 2. plant trees 3. water flowers 5. turn off the lights 4. save water should… shut off the electricity 6. ride a bike to school 7. take a bus to school instead of taking a taxi 代替，而不是 8. take a cloth bag How to be a greener person? ought to 应该 情态动词 ought to +动词原形 ought not to + 动词原形 Presentation Don't cut down trees. Don't pick flowers. Don't walk on grass. Don't spit anywhere in public. Don't pour waste water into streams. We shouldn't leave rubbish here and there. waste energy We ought not to… shouldn't … Presentation Jane: Hi Michael.Would you like to be a greener person? Michael: Of course,I'd love to.But what should I do? Jane: First, you ought to shut off the electricity when you leave a room. Michael:Oh,that's easy. What's next? Jane: Second, you'd better walk or ride a bike instead of taking a bus or a taxi if you travel a short distance. 首先当你离开房间时你应该关掉电源。 你如果短距离出行最好步行或骑自行车。 You ___keep the water running all the time, because you'd wasting water. A.ought to B.ought not C.not ought D.ought not to sb. ought to do sth. 应该做某事 sb. ought (not) to do sth.（不）应该做某事/某事 Ought sb to do …? 应该做某事吗？ Actions speak louder than words. Remember some English idioms and try to use them often. Easier said than done. 说起来容易做起来难。 行动胜于言辞。 Pre-reading Michael:That's right. It will save energy and reduce air pollution. Jane: Third, take a cloth bag when you go shopping. Don't use plastic bags. Michael:It's so easy to be a greener person. Jane: Easier said than done. Michael:Well, actions speak louder than words. 当你去购物时带个布袋。 说起来容易做起来难。 Don't worry,Dad. I'll make progress sooner. --___Unless you try your best and never give up. A.Easier said than done B.A friend in need is a friend indeed C.You're kidding D.Practice makes perfect 1b Listen to 1a and choose the correct answers. 1.Jane and Michael are mainly talking about _______. why we should shut off the electricity when we leave what we should use when we go shopping how to be a greener person 2. Actions speak louder than words means ____. words are not as loud as actions to do well is better than to say well actions can speak, but words can’t do it Pre-reading 1c Listen 1a again and complete the table. To be a greener person 1.You ought to_________ the electricity when you leave the room. 2. If you travel a short _______, you shouldn’t take a bus or a taxi, but walk or ride a bike. So this helps to save energy and _______air pollution. 3. When you go shopping, you’d better take a _____ bag instead of using plastic_______. shut off distance reduce cloth bags Reading 短文填词： Jane: Hi Michael.Would you like to be a [ɡri:nə] person? Michael: Of course,I'd love to.____ what should I do? Jane: First, you ought to [ʃʌt] off the electricity when you leave a room. Michael:Oh,that's easy. What's next? Jane: Second, you'd better (walk) or ride a bike instead of (take) a bus or a taxi if you travel a short distance. Michael:That's right. It will [seıv] energy and reduce ai pollution. Jane: , take a cloth bag when you go shopping. Don't (use) plastic bags. Michael:It's so easy to (be) a greener person. Jane: Easier said done. greener shut walk taking save Third use be than But Retell 1a like this: I would like to be a greener person. First I ought to shut off the electricity when I leave a room. Second, I’d better walk or ride a bike instead of taking a bus or a taxi if I travel a short distance. I will save energy and reduce air pollution. Third, I will take a cloth bag when I go shopping. I won’t use plastic bags. It’s easy to be a greener person. Reading task How can we become a greener person? 2 Choose the correct verbs or phrases to complete the statements. Then match them with the right pictures. shut off reduce grow recycle ride cover use ______ waste. Don’t buy cups or boxes which can be used only once. Save electricity. ________ the electricity when you are not using it. ________ boxes and plastic bottles. ________ fruit and vegetables yourself. Try to ________ a bike when you travel. _________ both sides of the paper. __________ pans when you are cooking. Reduce Shut off Recycle Grow ride Use Cover 2 Match them with the right pictures. ①Reduce waste. Don’t buy cups or boxes which can be used only once. ②Save electricity. Shut off the lights when you are not using them. ③Recycle boxes and plastic bottles. ④Grow fruit and vegetables yourself. ⑤Try to ride a bike when you travel. ⑥Use both sides of the paper. ⑦Cover pans when you are cooking. 3 Read the passage and fill in the blanks with the correct words. Then listen and check. The first letter of each word is given. The earth is our home. Some things we have done are good for the earth w_____ some are bad. We have polluted the earth, a______ it is sick now. We c_____ down too many trees, so lots of rich land has c_______ into desert. Factories p____ waste water into rivers. Pollution has caused many s_____ problems. The earth is crying for help. What shall we do to save it? We should plant more trees, r_________ the waste we produce, r_________ the waste paper and soft drink cans, and ride bikes to reduce air pollution. I think we should try to be g_________ people to protect our earth. After all, we have only one earth. We should do e_________ to protect it, or we’ll be punished and lose our home. hile nd ut hanged our erious educe ecycle reener verything 毕竟，归根结底 4 Work in groups and survey your group members about what they do to be greener people. Then report it to your class. Pay attention to the stress, liaison, incomplete plosion and intonation. Example: A: `Wha(t) do you `often `do to be a `greener person ? B: Well. `I `always `shut off the electricity when I `am not `using it . A: `Good. `What about you , `John? C:… 选择题： (1)Every student _____ to obey the school rules. A. suppose B. supposed C. should D. ought (2)In our life, we may fail many times, but we should never_____. A. shut off B. give up C. take away D. run out practice 情景交际： 你想问Lisa愿不愿意成为一个环保人士，可以这样问： ——————————————————,Lisa? Would you like to be a greener person practice 看图写话： _____________________________________________________ You ought to shut off the electricity when you leave a room. practice ought to, shut off We learn: 1. Some words: action, distance, electricity 2. Some phrases:ought to, shut off, after all 3. Some useful sentences: (1)Would you like to be a greener person? (2)First, you ought to turn off the lights when you leave a room. (3)Easier said than done. (4)Well, actions speak louder than words. We Can: 1. Use the proper ways to protect the environment in our life. 2. Talk about the greener life style. Read 1a. Memorize the useful expressions and key sentences that we learn today. Finish Section B in your workbook. Preview Section C. $