Unit6 Section A 2d&Grammar Focus 第二课时课件 2025-2026学年人教版九年级英语全册

Section A 2d&GF Unit6 When was it invented? 01 挺起装备制造业坚实脊梁 A small thing is made of metal(金属) to connect one side with the other,you can often see it on your clothes. What is it? 01 Objectives 02 03 语言知识： 1. 能正确掌握词汇和短语project, pleasure, zipper, daily, have a point, website, pioneer, list, mention,fridge; low; somebody; translate; lock; earthquake; sudden; all of a sudden; bell; biscuit; cookie; musical; instrument 等；2. 能够掌握一般过去时的被动语态。 文化意识： 了解拉链这一发明物，提升学生细心观察周边事物的兴趣，懂得小小的发明物，能给人们的生活带来极大的便利。 思维品质： 通过一般过去时主动语态与被动语态的对比，能总结出转换规律和结构, 并建立相关知识之间的联系。 学习能力： 1. 正确理解和使用一般过去时被动语态结构； 2.理解并识别被动语态的特殊情况(双宾语、不用被动语态的结构等)。 04 01 挺起装备制造业坚实脊梁 A small thing is made of metal(金属) to connect one side with the other,you can often see it on your clothes. What is it? A small thing made of metal(金属) 01 Guess an invention It is used for connecting one side with the other. 02 You can often see it on your clothes. What is it? 03 zipper When was the zipper invented? Who was the zipper invented by? When did the zipper become popular? Where are the zippers used? 01 02 04 03 It was invented in 1893. It was invented by Whitcomb Judson. Around 1917. They are used on dresses, trousers, shoes, bags... almost everywhere. Read 2d and finish the mind map 1.What is the subject for their school project? 2.Why does Roy think the zipper is a great invention? 3. What were list on the website? Read 2d and answer Small inventions that changed the world. Because it is often used in our daily lives. The pioneers of different inventions were listed on the website. /ˌpaɪəˈnɪə(r)/ n.先锋 改变世界的小发明 n.项目；工程 Paul: Hey Roy, the subject for my school project is “Small inventions that changed the world”. Can you help me think of an invention? Roy: With pleasure! Let me think... hmm...I know! The zipper! Paul: The zipper? Is it really such a great invention? Roy: Think about how often it’s used in our daily lives. You can see zippers on dresses, trousers, shoes, bags.. almost everywhere! Paul: Well, you do seem to have a point… Roy: Of course! I thought about it because I saw a website last week. The pioneers of different inventions were listed there. For example, it mentioned that the zipper was invented --------by Whitcomb Judson in 1893. But at that time, it wasn't used widely. Paul: Really? So when did it become popular? Roy: Around 1917. 想起;认为 乐意至极 考虑；认为 在我们的日常生活中 有道理 seem to do 似乎 例如+完整句子 v.提到 Expressions 助动词do+谓语动词原形(强调句) 辨析 1.pleasure n.“高兴；愉快”。 常见用法 My pleasure. / It’s a pleasure. / With pleasure. 2.pleased adj.“高兴的”，修饰人。 短语 be pleased to do sth.“乐于做某事”； / be pleased with “对……满意”。 3.pleasant adj.“令人愉快的”， 可作定语、表语，修饰物。 是别人对你感谢时的答语。 “这是我/一件很乐意去做的事情” 是别人请你帮忙时的答语。“非常乐意”。 1.With pleasure. 2.Think about how often it’s used in our daily lives. daily 1.daily adj.“每日的；曰常的”（类比weekly, monthly, yearly） in our daily lives /life 在日常生活中 2.daily adv. 每天；每日（every day） 3.daily n. 日报 China Daily. The machine was checked twice daily. Eg:It’s not easy for us to make a true friend in our daily life. 3.The pioneers of different inventions were listed there. Eg:Please list the things that you need to buy. Please list the things on the shopping list. list n.“名单；清单” make a list of 列……清单 /on the list 在名单/清单上 vt.“列表;列清单” 4.It mentioned that the zipper was invented by Whitcomb Judson in 1893. mention ①mention sb./sth. (to sb.) (向某人)提起某事 He didn’t mention his parents in the letter. Nobody mentioned anything to me about it. ②mention doing sth.提到做某事 Whenever I mention having dinner together, he says he’s too busy. ③其后可接that引导的宾语从句 He mentioned that the idea was from his father. 4.it mentioned that the zipper was invented by Whitcomb Judson in 1893. 口语中说Don’ t mention it. 主要用来回答感谢，有时也用来回答道歉。 e.g. A: Thank you very much. 非常感谢。 B: Don’ t mention it. 不客气。 A: I’ m sorry to have troubled you. 不好意思打扰你了。 B: Don’ t mention it. 没关系。 When was the zipper invented? It was invented in 1893. Who was it invented by? It was invented by Whitcomb Judson. When was tea brought to Korea? It was brought to Korea during the 6th and 7th centuries. What is the hot ice-cream scoop used for? It’s used for serving really cold ice-cream. Active Voice: Alexander Graham Bell invented the telephone in 1876. Passive Voice: The telephone was invented (by Alexander Graham Bell) in 1876. 被动语态：passive voice 01 需要突出动作的承受者时，用被动语态。动作的执行者由by引出且置于谓语动词之后，也可省略。 The telephone was invented (by Alexander Graham Bell). 02 03 04 当动作的执行者不必说或不知道时，用被动语态。 The pioneers of different inventions were listed there. 表示“据说，据报道，人们相信”等，常用“It is +过去分词 (said/reported/believed)+ that从句”句型。 It is believed that both of the chairs were repaired by him. 文章的标题、广告、新闻等用语也常使用被动语态。 Teachers Wanted. (省略了are) 招聘老师。 The classroom is cleaned by the students every day. The telephone was invented by Alexander Graham Bell. 一般现在时被动语态： 主语 + ______________ + ________________ 一般过去时被动语态： 主语 + ______________ + ________________ am / is / are 动词的过去分词 was / were 动词的过去分词 1.肯定句: 主语 + was/were + V-ed + (by…) The car was invented by an engineer. 2.否定句: 主语 + was/were + not + V-ed + (by…) 3.一般疑问句: Was/Were + 主语 + V-ed + (by…)? The car wasn’t invented by an engineer. Was the car invented by an engineer? 特殊疑问句: 疑问词 + was/were + 主语 + V-ed + (by…)? Who was the car invented by ? 一般过去时被动语态常见几种句型结构： Yes,it was. No,it wasn’t. Whitcomb Judson invented the zipper in 1893. in 1893. 主语 主语 谓语 谓语 宾语 状语 介词短语 状语 1、把主动句的宾语用作被动句的主语.（宾变主） 2、把主动句的谓语动词改为“be+过去分词”的形式, 作被动句的谓语。 (谓语动词变被动) 3、把主动句的主语放到介词by后面组成的介词短语. 4、其它部分放后面. The zipper was invented by Whitcomb Judson 1.The young man saved the lives of the children. 2. The villagers found the lost boy at last. 3. Did you clean up your room last night? 4. Cai Lun invented the paper making in Han Dynasty. 将下列句子改为被动语态。 The lives of the children were saved by the young man. The lost boy was found by the villagers at last. Was your room cleaned up last night? Paper making was invented by Cai Lun in Han Dynasty. Exercises 含有动词短语的主动结构变被动结构时，不要漏掉短语中的介词或副词。 01 被动语态注意事项 We handed in our homework last Friday. → Our homework was handed in last Friday (by us). in不能 去掉。 在含有使役动词make,let或感官动词（see, watch, notice, hear 等）的主动语态 的句子中，这些词后常跟省略to的动词不定式，但是改为被动语态时则要 把省去的to还原。 02 被动语态注意事项 I saw him cross the road yesterday . → He was seen to cross the road(by me) yesterday . My mother made me sweep the floor just now. → I was made to sweep the floor (by my mother) just now. 当宾语是双宾语时，可以用物也可以用人来作被动语态的主语，但是当物作主语时，间接宾语（人）前要补上to 或 for. 03 My mother gave me a pencil. → I was given a pencil by my mother. → A pencil was given to me by my mother. pass/give/sell/show/bring/lend sth. to sb. buy/make/cook/ sth. for sb. 记忆：买回来煮和做用for,其它用to。 不及物动词和词组没有被动语态。 04 What happened to Mr. Brown? (happen, cost,take place, run out, come true, fall asleep…) My dream came true at last. The book cost Laura twenty dollars. 系动词没有被动语态。 05 This book looks beautiful. (look, sound, feel, smell, taste, seem, get,grow, become... ) This book is looked beautiful. The sofa feels soft. The sofa is felt soft. 当动词表主语的属性特征 + 副词 (well/badly/easily...) 06 (read, write, sell, wash, clean, wear...) This kind of dress sells well. The kind of cloth washes easily. 其他主动表被动的短语或句型： 07 The room needs cleaning. The book is worth reading. be worth doing 值得被做 want/need/require doing 想要/需要被做 =The room needs to be cleaned. fridge low somebody wolf warn translate lock ring earthquake n. 冰箱 adj. 低的；矮的 pron. 某人 n. 重要人物 n.狼 v.警告；告诫 v. 翻译 v. 锁上；锁住 n. 锁 v.（使）发出钟声或铃声；打电话 n. 地震 New Words sudden all of a sudden bell biscuit cookie musical instrument adj. 突然（的） 突然 n. 钟（声）；铃（声） n. 饼干 n. 曲奇饼 adj. 音乐的；有音乐天赋的 n. 器械；仪器；工具 suddenly adv.突然 4a Rewrite the sentences using the passive voice. They sold the fridge at a low price. ____________________________________________________ 2. Somebody stole my camera from my hotel room. ____________________________________________________ 3. Where did you take the photos of these wolves? ____________________________________________________ The fridge was sold at a low price(by them). My camera was stolen from my hotel room (by somebody). Where were the photos of these wolves taken(by you)? 以低价 4a Rewrite the sentences using the passive voice. 4.The guide warned them not to climb the mountain in bad weather. _____________________________________________________ ________________________. 5. Different writers translated the book into different languages. _____________________________________________________ _____________________________________________________ They were warned not to climb the mountain in bad weather (by the guide). The book was translated into different languages by different writers. warm sb.( not )to do sth. 警告某人(不要)做某事 translate..into 翻译成 1.Different writers translated the book into different languages. Language points translate v. 翻译 相关短语：translate...into... 把……翻译成…… eg: Journey to the West is a traditional Chinese book. It has been translated into different languages.《西游记》是一本传统的中国书。它已经被译成了各种不同的语言。 translation n. 翻译 translator n. 翻译家，译者 2、They sold the fridge at a low price. 他们低价出售了冰箱。 【考点梳理】at a low price意为“以低价”。表示价格的高低，用high/low，不用expensive/cheap。修饰商品时，才能用expensive/cheap。 House prices are very high now. = Houses are very expensive now. —I can't afford the white dress. —What about the orange one? The price is a little __________. A. cheaper B. higher C. lower D. more expensive 4b Complete the sentences with the correct forms of the verbs in the box. eat lock like ring invite break tell bring You _____________ to the party last night, weren’t you? Why didn’t you go? 2. The earthquake happened all of a sudden, but luckily the villagers _____________ to a safe place. 3. The door ___________ when we arrived, so we ______ the bell. were invited were brought was locked rang 4. The students ________ not to eat or drink in class. But Ruby _______ the rule when she started eating a biscuit in science class. 5. The cookies _________ by the hungry kids in less than 20 minutes, and they really _____ them. were told broke were eaten liked 4b Complete the sentences with the correct forms of the verbs in the box. 4c Decide whether active or passive forms should be used in these sentences. Write the correct forms in the blanks. The telephone _____________ (invent) by Alexander Graham Bell. He __________ (born) in 1847. Mr. Bell ________ (work) on the invention of the telephone with Thomas Watson. In 1875, Mr. Bell _______ (learn) how to send musical notes through an instrument similar to a telephone. was invented was born worked learned 音符 4c Decide whether active or passive forms should be used in these sentences. Write the correct forms in the blanks. Finally, the telephone ____________ (invent) in 1876. The first sentence that ________ (say) on the telephone by Mr. Bell was “Mr. Watson, come here; I want to see you.” Today the telephone ________ (use) around the world. was invented was said is used $