Unit 6 Section A 3a～4c课件 2025-2026学年人教版（2012）九年级英语全册

When was it invented? Section A 3a-4c Unit 6 To understand and use the passive voice(past tense) be + v (ed). To talk about when inventions were invented and where they were invented. If you like, you can practice more. Objectives 1. It _______(say)that a Chinese ruler called Shen Nong was the first to discover tea as a drink. 2. The book describes how tea plants __________(grow) and ______(use) to make tea. 3.It also discusses where the finest tea leaves _______ ( produce) and what kinds of water ___________( use） 4. It __________(believe) that tea ___________(bring) to Korea and Japan during the 6th and 7 th centuries. is said were grown used were produced were used is believed was brought 根据所给词的适当形式填空。 3 动词原形 过去分词 bring build buy catch choose cost cut 动词原形 过去分词 do draw dream drink drive eat fall Fill in the chart brought built bought caught chosen cost cut done drawn dreamt/dreamed drunk driven eaten fallen 动词原形 过去分词 find forget give go grow have hear 动词原形 过去分词 hide hurt keep know leave light make found forgotten given gone grown had heard hidden hurt kept known left lit/lighted made 动词原形 过去分词 pay put read say see send set 动词原形 过去分词 show take teach tell think wear write paid put read said seen sent set shown taken taught told thought worn written Complete the following sentences. 1. 拉链是什么时候被发明的？ ______ _____ the zipper ________? 2. 它于1893年被发明。 It ______ _________ in 1893. 3. 它是由谁发明的？ ______ _____ it invented ______? 4. 是由Whitcomb Judson发明的。 It ______ _________ _______ Whitcomb Judson. was invented When was invented Who was by was invented by 5. 茶叶什么时候被带到朝鲜的？ ______ ______ tea _________ to Korea? 6. 是在六到七世纪之间被带到朝鲜的。 It ______ ________ to Korea ________the 6th and 7th centuries. 7. 热冰淇淋勺用来做什么？ What _____ the hot ice-cream scoop ______ _____? 8. 它用来盛很凉的冰淇淋。 It’s ______ ____ ________ really cold ice-cream. When was brought was brought during is used for used for serving 9. Alexander Graham Bell于1876年发明了电话机。 Alexander Graham Bell _________ the telephone in 1876. 10. 电话机在1876年被贝尔所发明。 The telephone _______ ________ _______ Alexander Graham Bell in 1876. invented was invented by Active Voice Passive Voice 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. 一般过去时的被动语态 设计意图：Introducing the usage of passive voice with examples 操作建议：Let the students observe the characteristics of these sentences. Teachers and students summarize together. 10 [探究]一般过去时的被动语态 1.概念：当主语是动作的承受者时，且动作发生在过 去，就要用一般过去时的被动语态。 2.结构：was/were+ 及物动词的过去分词。 11 [探究] 被动语态的用法 用法 例句 不知道或没必要指出 动作的执行者 These books were written for children. 这些书是为儿童写的。 强调或突出动作的 承受者 The book was written by Mo Yan. 这本书是由莫言写的。 动作的执行者不是人 而是无生命的事物 Many traffic accidents were caused by careless driving.很多交通事故是由 粗心驾驶造成的。 12 一般过去时的被动语态句式结构： 句式 结构 肯定句 否定句 一般疑问句 及回答 特殊疑问句 主语+ was/were+及物动词的过去分词 主语+ wasn’t/ weren’t及物动词的过去分词 Was/Were +主语+及物动词的过去分词? 肯定回答: Yes, 主语+ was/ were. 否定回答: No, 主语+wasn’t/ weren’t. 特殊疑问词+ was/were+主语+过去分词? 13 主动变被动解题步骤: 1. 找宾语 ——即动作的承受者 2. 判断宾语的单复数 ——即be动词的单复数 3. 判断动词的时态 ——即be动词的时态 4. 修改谓语的时态 ——即原句动词改为过去分词 5. 修改原句的主语 ——即by + 主语/ 宾语 be要随着主语变 逻辑主语by来引 ►1. Tom broke the window.   The window was broken by Tom. ►2. He broke the windows.  The windows were broken by him. 2.注意事项 There be 结构没有被动语态。 Happen, rise, appear, come out, take place等不及物动词（短语）没有被动语态。 主动句中宾语为反身代词的没有被动语态。 Look, sound, smell等系动词或sell, write, wash等表示主语内在“品质”或“性能”的不及物动词可以用主动形式表被动含义。 例：这些书卖得很好。 These books sell well. Talk about, pay attention to, take care of等动词短语在变为被动语态时，其中的介词不可遗漏。 例：她把女儿照顾得很好。 Her daughter is taken good care of by her. 在主动语态中，see, watch, hear等感官动词和使役动词make后接省略to的动词不定式；但在变为被动语态时，要把省略的to还原。 例：我看见我的老板买了一些明信片。 My boss was seen to buy some postcard by me. 1. The telephone was invented by Bell. （对画线部分提问） ____ ____ the telephone invented ____? 2. Dr. Ma cured the old man’s serious eye problem two months ago. （改为被动语态） The old man’s serious eye problem ______ ______ by Dr. Ma two months ago. 一、按要求完成句子，每空一词。 Who was by was cured 3. Lucy’s mother often makes her read English aloud at home.（改为被动语态） Lucy is often made ___ ____ English aloud at home. 4. 你知道它是怎样被发明出来的吗？ （汉译英） Do you know _____ it ____ _________? 5. 罗马不是一天建成的。（汉译英） Rome ____ ____ _____ in a day. to read how was invented was not built Practice 1.(2023·辽宁大连·中考真题)The Qatar World Cup _______ from November 21 to December 18 last year. A．holds B．held C．was held D．is held 2.(2023·呼和浩特·中考真题)—Did you enjoy the party last night? —Yes, we ________ well by our hosts. A．treated B．treat C．were treated D．are treated 3.(2023·江西·中考真题) Hou Yi ________ magic medicine for shooting down the nine suns, then Pang Meng tried to steal it. A．gives B．has given C．gave D．was given Practice 4.(2023·湖南邵阳·中考真题)—Ben, who is the boy in blue in the picture? —It’s my brother. The picture ________ five years ago. A．take B．is taken C．was taken 5．(2023·黑龙江绥化·中考真题)The students _______ how to do eye exercises just now. A．was taught B．were taught C．taught 6．(2023·吉林·中考真题)—The environment of this town is better now. —That’s because lots of trees ________ here many years ago. A．are planted B．were planted C．will be planted 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 these photos? The fridge was sold at a low price. My camera was stolen from my hotel room (by somebody). Where were these photos taken (by you)? 低价 4. Our parents advised us not to go out alone. 5. Different writers translated the book into different languages. We were advised not to go out alone (by our parents). The book was translated into different languages by different writers. 4b 1. 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. 4. The students _________ not to eat or drink in class, but Ruby _________ the rule when she started eating a biscuit in the science class. 5. The cookies ___________ by the hungry kids in less than 20 minutes, and they really _______ them. eat like invite tell lock ring break bring were invited were brought was locked rang were told broke were eaten liked v.锁上 n.地震 违反规则 v.发出铃声；打电话 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. 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. 4c was invented was born worked learned was invented was said is used adj.音乐的 n. 仪器 全世界；世界各地 all over the world all parts of the world eg：This sweater is on sale at a low price. 这件毛衣正以低价出售。 low形容词，意为“低的”。 eg：She jumped over the low wall. 她跳过了那堵矮墙。 at a low price 以低价 low 低 主语是价格，不能是物品本身 high 高 cheap 廉价；便宜的 主语不能是价格，必须是物品本身 expensive 昂贵的；花钱多的 “高低贵贱”的用法 拓展【易错点】 低/高价 高温 低/快速 大/低声 情绪低落/高涨 at a low/high price at a low/high speed in a loud/low voice in low/high spirits at a high heat/temperature translate... into ...意为“把……翻译成……”，既可用于主动语态中，也可用于被动语态中。 eg：Don’t translate everything into Chinese when you read English articles. 当你阅读英语文章时，不要把所有的东西都翻译成汉语。 Will the book be translated into English as soon as possible? 这本书会尽快翻译成英文吗？ 2 translate /træns'leɪt/ v．翻译 Do you know Mo Yan? His books ________ into English a few years ago. A．were translated　 　B．translated C．are translated D．translates A translation n. 翻译 translator n. 翻译家 拓展 You can’t __________ (翻译) every English word into Chinese, and it’s not good for your English study. We were talking on the phone. _________ (sudden), the line went dead. People usually store food in the (冰箱）to keep it fresh in summer. 4. What were you doing when the _________ (地震）happened? 5. I guess s _________ took away my pen. translate fridge Suddenly earthquake omebody Ⅰ.正确形式填空 Ⅰ. 单项选择。 1. — Today Chinese is becoming more and more popular. — It _______ in many schools around the world. A. teaches B. is teaching C. has taught D. is taught D Exercises 2. We _______ to close the windows before we left the lab. A. tell B. told C. are told D. were told 3. — Did you hear that water in Tai Lake smelt terrible? — Yes. In fact, it _______. That's all because of the people and the factories around. A. polluted B. was polluted C. has polluted D. will pollute D B 1.The book ______ into different languages . A. translate B. translated C. is translated D. to translate 2.The mobile phone ____ out,because it____ well. A.sells;sells B.was sold;sells C. sells,was sold D. was sold;was sold 3.He ____ not to swim in the river by his parents in summer every year. A. is advised         B. advised C. to advise         D. was advised 4.I ______ a watch by my daughter last month. A．were bought B．bought C．to buy D．are bought 5.The flowers ______ just now. A．are watered B．watered C．to water D．were planted C B A A D 二、单项选择. 1.The kite ________ in China more than 2000 years ago. A．invents B．invented C．is invented D．was invented 2.The man did a great job in fighting COVID-19. He ________ on TV and becomes very known. A．interviewed B．has interviewed C．was interviewed D．will be interviewed 3.Now teenagers ________ to do voluntary work for their local commodities. A．are encouraged B．were encouraged C．have encouraged D．are encouraging Exercises Many houses _______________ (damage) by the earthquake and thousands of people were left homeless. 2. UNICEF(联合国儿童基金会) ___________ (set up) in 1946. It works to help children live a better life. 3. —Did Jack come to our party yesterday? —No, he _______________ (not invite). were damaged was set up wasn’t invited Ⅱ.根据句意及所给提示填空。 4. —Who’s the baby in the photo? —It’s me. The photo __________ (take) ten tears ago. 5. Last weekend, Jack ___________ (invite) to a birthday party and he had a lot of fun. 6. Last month a new law ___________ (pass) in China to stop people from smoking in public places. was invited was passed was taken 7. The pizza was ______ (make) by me. Would you like to have some? 8. The Great Wall is ________ (know) all over the world. 9. This story was ______ (tell) by my grandmother last night. 10. Was a new science museum ______ (build) in your hometown last year? 11. No student is _______(see) in the playground. made known told built seen 12. History is _________ by the people. (make) 13. He is often _________ to do the work by the teacher. (ask) 14. The book _________________  by him last year. (write) 15. The radio ______________ last week.  (repair) made asked was written was repaired doubt mention website all of a sudden Some inventions can also lead to other inventions ____________. So some people _______ whether the inventor came up with the idea himself or herself. They think that the inventor used someone else’s idea to create his or her invention. That is why books or ________ usually _________ more than one inventor when giving information about inventions. all of a sudden doubt websites mention Ⅳ. 综合填空。 $