广东省珠海九中九年级英语全册《Unit 9 When was it invented》课件 人教新目标版.ppt

When was it invented?,Unit 9,What is invention?,An invention is a new thing that someone has made.,When was it invented?,1896,1939,1709,英语中的动词有两种语态：主动语态(The Active Voice)和被动语态(The Passive Voice)。主动语态中，主语是谓语动作的执行者，被动语态中，主语是谓语动作的承受者。 被动语态的构成：be +及物动词的过去分词,被动语态(The Passive Voice),被动语态(The Passive Voice),主动句变被动句的方式： 主动句： 主语 + 及物动词谓语 + 宾语 被动句： 主语 + be + 过去分词 + by 宾语 Our teacher loves her students. Her students are loved by our teacher.,被动语态(The Passive Voice),请把下列主动句变为被动句。 They produced that kind of car. The workers built a bridge over the river. Mother tells me a story every day.,That kind of car was produced by them.,A bridge was built by the workers over the river.,I am told a story by Mother every day.,What order do you think they were invented? Number them15,1,2,3,4,5,Listen and match the inventions with the dates.,a,b,c,e,When was the telephone?,I think it was invented in 1876.,Listen and number the inventions in the order you hear them.,1,2,3,Listen again and match the items in columns A, B and C.,be used for 被动语态, “被用来做”。介词 for 表目的用途, 可接名词或动名词形式。 e.g. The woolen sweater is used for keeping warm. 毛衣是用来保暖的。,Explanation:,car / 1885 / Henry Ford / travel fast,fridge / 1862 / Harrison / keep food fresh,washing machine / 1858 / Smith / wash clothes,Explanation:,1. annoying adj. 讨厌的, 恼人的 (往往指事物) e.g. How annoying it is! 真讨厌。 annoyed adj. 生气的, 恼怒的 (往往指人) e.g. My father is annoyed with me. 爸爸在生我气。,Explanation:,2. helpful adj. 有帮助的, 有益的 e.g. Mr. White is a very helpful man. 构词法：n + ful adj 再如: use + ful useful thank + ful thankful beauty+ ful beautiful care + ful careful,microwave oven,alarm clock,light bulb,Discuss:,I think the most helpful invention is Id like to have abecause I could Its used for I also want abecause it,Exercises: 句型转换,1. She was seen to come out of the library by him. （变为主动语态） He _ _ _ out of the library. 2. When are trees often planted. （变为主动语态） When _ people often _ _? 3. The League was founded in Guangzhou in 1922. （就画线部分提问） _ _ _ _ the League _?,saw her come,plant tree,do,When and where was,founded,Exercises: 句型转换,4. Did the students wear the school clothes a lot? （变为被动语态） _ the school clothes _ a lot? 5. Kate took good care of the baby yesterday evening. （变为被动语态） The baby _ _ good care of _ Kate yesterday evening.,was taken,by,Were,worn,sour, sweet,lemon,ice cream,sweet,sweet,tea,potato chips,crispy, salty,Listen and circle “T” or “F”.,1b Listen and complete the sentences.,A: Id like to _ outside. B: You could help clean _ the city parks. 2. A: Id like to _ homeless people. B: You could give _ food at the food bank. 3. A: Id like to cheer _ sick kids. B: You could _ them in the hospital. 4. A: Id like to help kids _ their schoolwork. B: You could _ in an after-school study program.,up,work,help,out,up,visit,with,volunteer,Explanation:,Mistake 作名词 “错误，误会”。也可以作动词 “弄错，犯错”。常见形式： make a mistake 出错 e.g. You have made a mistake here. 你这儿犯了一个错误。 mistakefor 错把当作 They mistook him for his brother. 他们错把他认作他的兄弟。 by mistake 错误地 e.g. They sent the letter to me by mistake. 他们误把那封信送到了我这儿。,Answer:,根据答案写问题。 1. Q: _ The stove was invented in 1896. 2. Q: _ The Wright brothers invented the airplane. 3. Q: _ The washing machine is used for washing for washing clothes. 4. Q: _ The washing machine was invented by Fisher. 5. Q: _ The helicopter was invented in 1939.,When was the stove invented?,Who invented the airplane?,What is the washing machine used for?,Who was the washing machine invented by?,When was the helicopter invented?,Read and answer:,1. What is the article about? 2. When was it invented? 3. Who was it invented by? 4. How was it invented?,The article is about the invention of tea.,It was invented over three thousand years ago.,It was invented by the Chinese emperor, Shen Nong.,It was invented by accident.,1. by accident 偶然地，碰巧 与 by chance 同义。 e.g. X-rays first discovered by a German scientist, William Konrad Rontgen, in 1895, almost by accident. X射线是1895德国科学家威廉、康拉 德，伦琴几乎是在碰巧的情况下首先发现的。 2. according to “根据” 是一介词短语 e.g. According to the papers, there was a big fire in London. 据报道，伦敦发生了火灾。,Explanation:,3. notuntil “直到才” 用于notuntil 结构中的主句谓语多为短暂性动词。 e.g. We didnt finish the work until yesterday evening. 我们昨天晚上才做完这项工作。 注：until 的主句中也可以用延续性动词，此时 until 不与 not 连用，表示 “直到为止”。 e.g. I will wait until he returns. 我将等到他回来。,3b Read and answer:,1. Who invented flying disks? 2. When were they invented? 3. What did the college students use for flying disks? 4. Where were the metal pie plates from? 5. How were the flying disks invented?,College students invented flying disks.,They were invented in 1950s.,They use metal pie plates for flying disks.,They were from a bakery Bridgeport, Connecticut.,The college students ate pies and then threw pie plates.,Writing:,Fill in the blanks:,sweet,salty,sour,crispy,动词填空： The TV _ (invent) around 1927. They are used for _ (see) in the park. This kite _ (make) by Uncle Wang. Tea _ (discover) a long time ago. Our classroom _ (should clean) every day.,was invented,seeing,was made,was discovered,should be cleaned,根据汉语完成句子： _ _ the computer _ (什么时 候发明的)？ 2. _ was the car _ _ (谁发明 的)？ 3. A pen _ _ _ (用来做) writing. 4. What do you think is _ _ _ _ (最有帮助的发明)？ 5. He said the fish was _ _ (足够咸).,When was,is used for,invention,the most,salty enough,Who,invented,by,invented,helpful,找出下列短语 1. 周游中国 2. 一个叫 James Naismith 的加拿大医生 3. 在室内玩 4. 在长长的冬天期间 5. 在坚硬的木制地板上 6. 撞在某人身上 ,travel around China,a Canadian doctor named James Naismith,play indoors,during the long winters,on a hard wooden floor,knock into sb.,Answer the questions: 1. Who invented basketball? 2. Why were the Berlin Olympics important for basketball? 3. What is the aim of basketball? 4. Name a professional basketball organization in American?,James Naismith.,It was the first time basketball was played as an Olympic event.,To get the ball into the goop.,The Naismith Basketball Association. (NBA),Goodbye!,