Unit 2 课时3 Grammar（课件）英语沪教版五四2024八年级上册

Unit 2 Digital life 沪教版（五四）2024 英语 八年级 第一学期 Grammar in use Objectives 教学目标： 通过本节课的学习，学生 1. 能够掌握时间状语从句，特别是标志性的连接词，例如：when, while, until, as soon as, by the time等，通过复习能够主动辨别出区别和基础的使用方法。（学习理解） 2. 能够运用词云中的词汇以及图片和关键词的提示，运用while、as soon as 造句，并编写出符合逻辑的故事。（应用实践） 3. 能够通过用时间状语从句造句和编写故事，举一反三，既能够体会到新科技设备等带来的好处和便利，也能够意识到过度使用电子设备的危害与弊端。（迁移创新） Adverbial clauses of Time (II) (1) A new type of smart walking stick for blind people can detect any object as soon as the person gets close. (2) While the robots move around, they send video information to the control unit. Read and think Underline the adverbial clauses of time and circle the linking words. Work out the rules Match the words with the time relationships. while as soon as Some other rules review Page 125 An adverbial clause of time starts with a linking word/phrase like when, as, before, until, as soon as, and so on. It cannot stand alone but always comes along with a main clause. 时间状语从句通常由连接词 / 短语引导，如 when, as, before, until, as soon as 等。 时间状语从句不能独立存在，必须和主句一起构成复合句。 Some other rules review Page 125 Some other rules review Page 125 use examples 1 Something happens or a state of being exists at/ before/after a certain point in time. 在某个时间点 / 之前 / 之后 发生的动作或状态。 The sky was grey when I woke up. We must take action to protect water before it’s too late. After I cleared out some apps, my phone started working better. Some other rules review Page 125 use examples 2 A situation/An action continues for some time or along with something else. 某种情形 / 动作持续一段时间，或伴随其他情形 /动作一起发生。 Mum used to bathe my sister and me with only one cup of water when we were small. As the water quietly disappeared with the hot desert wind, we also prepared to leave the toba and move on. I will use this computer until it becomes too old. Then I’ll buy a new one. Since social media was introduced, people have been sharing their lives online like never before. Some other rules review Page 125 use examples 3 One thing happens during the process of another or a time period. 某件事发生于另一件事的 进程中或某时间段中。 I broke a cup when I washed/was washing the dishes. I ran into my science teacher when/while/as I was visiting the Water Science Museum. I found an interesting article about AI technology while I was browsing the internet. Some other rules review Page 125 use examples 4 Two things happen together or at the same time. 两件事一起或同时发生。 As I stepped into the water, the mud covered my feet. My mother got breakfast ready while the robot cleaner cleaned the floor. While the robot cleaner is cleaning the floor, my mother is preparing the breakfast. Some other rules review Page 125 use examples 5 One thing happens immediately after another is complete. 一件事紧接着另一件事  发生。 I’ll call you as soon as I arrive. As soon as he receives a new message, he will reach for his phone to check it. When talking about an event or action in the future, we use the present simple rather than the future in the adverbial clause of time. 当我们谈论未来即将发生的事件或动作时，时间状语从句用一般现在时，而非将 来时。 Practise: P 28 Make as many sentences as you can with the words and expressions in the word cloud. Each sentence must contain a time expression. Practise: P 28 Make as many sentences as you can with the words and expressions in the word cloud. Each sentence must contain a time expression. 1. As soon as the 3D printer finishes its task, the self-driving car will take the printed parts to the next destination. 2. Once the laptop robot waiter takes the order, it will immediately communicate with the kitchen. 3. While the smartphone is being updated, the keyboard’s new functions are also being tested. 4. As soon as the new technology for smartphones is developed, it will be applied to other devices like the laptop robot waiter. Practise: P 28 5. Once the self-driving car starts its journey, it will follow the pre - set route while constantly sensing its surroundings. 6. While the 3D printer is printing a complex model, the smartphone can be used to monitor its progress. 7. As soon as the keyboard's connection issue is fixed, the laptop robot waiter can resume its normal operation. 8. As soon as the new features of the smartphone are introduced, the demand for traditional keyboards may decrease while the demand for new input methods may increase. Make as many sentences as you can with the words and expressions in the word cloud. Each sentence must contain a time expression. Practise: P 29 Tell a story. (1) Look at the following pictures and discuss with a partner. • What was the dog doing while Jimmy was flying a kite? • What was Jimmy doing while the dog was watching him, lonely and bored? • What did the dog do as soon as it saw Jimmy’s broken tablet? • How did the dog feel as soon as Jimmy gave it a big hug? • What was the dog doing while Jimmy was flying a kite? • What was Jimmy doing while the dog was watching him, lonely and bored? Practise: P 29 Tell a story. The dog was running after Jimmy happily. Jimmy was playing his pad/ tablet /ˈtæblət/ 平板. • What did the dog do as soon as it saw Jimmy’s broken tablet? • How did the dog feel as soon as Jimmy gave it a big hug? Practise: P 29 Tell a story. The dog went to comfort Jimmy as soon as the tablet broke. It looked worried. The dog felt happy again as soon as Jimmy hugged it. Practise: P 29 Tell the story in the third person, instead of the dog’s first-person point of view. Use while and as soon as in your story. You may start like this: A little dog used to have lots of fun with his little master Jimmy ... One day, Jimmy went to the grassy field with his dog. While he was happily flying the kite under the blue sky and white clouds, his dog ran after him nearby joyfully. However, everything changed when Jimmy got a tablet computer. As soon as he started using it, he sat alone with excitement when playing games. The dog was ignored; thus, it was filled with boredom and loneliness. The boy’s tablet broke by accident. As soon as this happened, the dog ran over to him and comforted him gently. Jimmy picked up his cute dog and gave it a big hug. While he was holding it, he seemed to forget all his sadness and became happy again. The dog was also glad to see the boy smile once more. Practise: P 29 Tell the story in the third person, instead of the dog’s first-person point of view. Further thinking Although digital techonology is great in many aspects, our life is also being influenced in some negative ways. For example, when we are playing with some digital gadgets 小装置/ˈgædʒɪts/, such as iPad, or chatting with online friends, we ignore our relatives and friends nearby in reality. From Jimmy’s story, how does digital technology influence our life? Homework 1. 基础作业：完成教材配套的练习册内容， 完成时间状语从句的练习卷。 2. 进阶作业：时间状语从句以及相关的连词：while 和 as soon as 等，编写一则关于数码科技设备的小故事记叙文。 null 52704.0 $$