Unit 13 We’re trying to save the earth ! Section B 3a-Self Check 课件 2024-2025学年人教版英语九年级全册

We’re trying to save the earth! （Section B 3a-Self Check） Hello everyone, I am very happy to be with you today. Do you like going to the beach to play in the water? Have you ever tried diving before？ Now I would like you to enjoy a video about Divers and the sea. Watch the first video 1.What are they in the video? 2.What are they talkig about? 1.What are they in the video? 2.What are they talkig about? Divers 潜水员 Saving the sea Bring your own cup Reduce the use of Chemical sunscreen Reduce the use of plastic straws Reduce the use of Bottled water Let’s free talk. Divers say： Using stainless steel straws 使用不锈钢吸管 Recommend using eco-friendly bags 建议使用环保袋 Using physical sunscreen Do not touch marine life 不要触碰海洋生物 Do not use Disposable tableware 不要使用一次性餐具 Do not use plastic bags 6 The oceans are the source of life on the earth 海洋是地球上生命的源泉 Beautiful mysterious What is the sea like now？let’s watch the second vedio what do the two videos want to tell us? Sea pollution is becoming an increasing problem for our planet The oceans are the source of life on the earth海洋是生命之源 .. What can we do to save the sea? no longer use plastic products Recommend using eco-friendly products 推荐使用环保产品 Do not use Chemical sunscreen in the sea不要使用化学防嗮进入大海 Otherwise, there will be a heavy price to pay否则会付出沉重的代价 Don't overfish 不要过度捕捞 Stop rubbish the sea We should save seas Discuss with partners and finish a questionnaire . （关于海洋污染的调查表） 单选题： 1.Do you think protecting the environment of the sea is important? A. Very important B.a little important C.not important 2.How often do you find the water pollution problem in your daily life ? A. usually B.seldom C.never 3.Do you think what are the causes (原因）of the water pollution ? A、put rubbish in the dustbin(垃圾桶） B、lack awareness意识 C、don’t use disposable （一次性）bags Can you write down another one or two causes? (1)______________________ (2)________________________ 4、Do you think what are the solutions（解决方法）to water pollution？ A、classify（把…分类） rubbish B、Stop dumping rubbish into the sea C、reuse unrecyclable（不可回收物品） Can you write down another one or two solutions? (1)______________________ (2)________________________ 5、Do you think who has duty to protect our environment? A.government B.students C.everyone Learn to write What are some of the basic key points of writing a composition？ How to write a good article,let me tell you 第一招：审题（定海五针）: 1.定主题（写作方向，写什么） 2.定文体（☆记叙文、☆议论文、说明文、申请、信等） 3.定要点（所给提示或要点内容） 4.定时态（现在、过去、将来） 5.定人称（第一人称I/we、第二人称you、第三人称he/she/it/they) 第二招：列框架、扩要点 （先表明观点，再举例论述）搭好框架，作文有话写 1.开头(一般已给出) 2.正文：（即写作要点） ①涵盖文章全部要求和提示，缺少几点双倍扣分主 题 ②运用连词 ③句子注意通顺、语法正确(主+谓+ … ) 3.结尾:(万能结尾)In a word/According to the above,/All in all 第三招：优化词句（短语和多样化的句式是高分绝杀技之一！！！） 1.升华词汇，用词便高级。如：hope 换 look forward to, happy 换 pleased, cheerful，like换be interested in等 2.多样化句型。 第四招：核成品（优美的字迹才能得到老师的青睐！！！字丑不配/（ToT）/ 1.字数（80词以上） 2.书写 3.拼写 4.语法；时态；单复数 5.写作要求是否都涵盖 Let’s do it 写作指导 文章体裁 要点2:如何应对 审题 时态和人称 要点1：海洋的重要性海洋以及如今的危机 谋篇 要点3：号召大家齐心协力保护海洋 演讲稿 1.We should keep our environment to protect the beautiful sea. 2.Otherwise, there will be a heavy price to pay 1.no longer use plastic products 2.Do not use Chemical sunscreen in the sea 3.Stop rubbish the sea 4.Don't overfish 1.the source of life on the earth 2.serious pollution 3.Cause fishdeath, water depletion. 第一人称为主 一般现在时 文章的大纲我们已经列好了，接下来就是把这些短语连成句，再连句成段，同时我们也要注意句与句之间的关联并优化词句（短语和多样化的句式是高分绝杀技之一！！！） 开头常用词语 As far as we know 据我们所知 As everybody knows 众所周知 At present 目前 First of all 首先 To tell the truth 老实说 With the development of 随着……发展 1.表示并列或递进: and, as well as, both…and, not only…but also, neither…nor; 2.表示选择: or, either…or; 3.表示转折: but, however, although, though, after all, 4.表示因果: because, so, therefore 5.表示条件: if , unless 6.表示对比: instead, not…but, on the one hand…on the other hand; 7.表示解释: for example, for instance, such as, that is to say, in other words; 8.表示顺序: to begin with, firstly, first (of all), second(ly), next, later, since then, from then on, finally, in the end; 9.表示强调: also, besides, what’s more, actually, in fact, 10.表示结论: all in all, altogether, in a word, generally speaking 可用于结尾段首 条理清晰，结构明了也是拿分的必杀技之一，以下是常见表衔接的连接词 Now it’s time for you to Write a short passage about Rubbish Pollution in WanNing. You must pay attention to the simple present tense（一般现在时）\transition words（关联词）\modalverbs（情态动词） Give you 15 minutes. Have you used any modal verbs(情态动词)? Have you used any transition words (关联词)? Have you used the right tense(时态)? Have you written down the main information? Time out Let’s check! Since you have finished writing, it’s time to evaluate your work. First of all, look at the standards on the screen. And then read your writing and check the mistakes by yourself first.After the completion of the correction to the deskmate mutual evaluation既然你完成了写作，是时候评估你的作品了。首先，看看屏幕上的标准。先读一读你的文章，然后自己检查一下错误。更正完成后，和同桌进行了互评 Now, let's watch the model essay, find out their own shortcomings, copy the useful words or sentences最后，让我们一起来观看范文，找出自己的不足之处，抄写下里面有用的词汇或句子 The seas are the source of life on the earth.But with the development of industry and technology, the pollution of the sea is also becoming increasingly serious.Pollution leads to the extinction of fish and the depletion of seawater.How to protect our seas has become one of the biggest problems in the world. We should do everything we can to make a real difference to our environment 承上启下句，引出第二段 开头 第二段：具体措施 In order to protect our seas and live a better life， something must be done to stop the pollution。 First,as an ordinary person,we are not supposed to use plastic products or rubbish the sea . Second,Divers and Swimmers should not use Chemical sunscreen when in the sea.What’s more ,the government must take even more concrete measures.They can make rules to stop overfish,and they should let people fully realize the importance of environmental protection through education. 结尾段 In a word，The sea and we are a whole。We should keep our environment to protect the beautiful sea.Otherwise, there will be a heavy price to pay.So the protection of the sea is extremely important.Let’s take actions now. 做出总结，发出号召 Finally, let's enjoy the beautiful and mysterious sea together 谢谢大家 $$