Unit6 When was it invented SectionB3a-Self check 课件2024-2025学年人教版英语九年级全册

Section B 3a-Self check Unit6 When was it invented? Next year, I’m going to…… I think getting more exercise can ____ ____ ______/ I think getting more exercise is important for ___ _____ so I’m going to run for 30 minutes every day. 2 Next year, I’m going to…… I think sleeping _____ is important …… / I think it is important for…to…/ I think … can… so I’m going to …….(go to bed before 9 p.m. every day). 3 Next year, I’m going to…… I think spending time…. is important …… / I think it is important for…to…/ I think … can… so I’m going to ……. (take a walk with my parents three times a week.) I think this will also…..(make my family happy). 4 Next year, I’m going to…… I think helping _____ is important …… / I think it is important to…/ I think … can… so I’m going to ……. （I think this will also…..(make ……. happy).） 5 一般过去时被动语态 一般过去时的被动语态表示过去某一时刻发生的被动性动作, 其基本结构为： 主语+ was / were + 过去分词+ by ... The teacher was visited by them two years ago. 他们两年前看过这位老师。 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. 被动语态的大体构成： be + P.P.（过去分词） 主动语态变被动之歌： 被动语态强调宾，be后加上过去分。 be要随着主语变，人称时态要弄准。 行为对象作主语， 逻辑主语by来引。 Problem : . New invention : . What it is used for : . taking notes in class a special pen quickly taking notes in class 3a Think of something that you do not like to do. Then think of an invention that could help you. Make notes. Pre-writing Ask Ss to read the questions in3a. Make sure they understand the meaning of each question. Think of something that you do not like to do.Then think of an invention that could help you.Make notes. 10 This special pen was invented by Liu Jie. It has three colors and is used for … 3b Imagine you are a business person. Write a description of your new invention. Try to sell the invention to the class. While-writing Give Ss some instructions to write a description of their new invention. 11 假设这周你们学校的英语角谈论的话题是“手机的发展史”，请你从手机的发明时间(1973年)，外观和用途等方面，在英语角和同学们谈论一下它的发展变化，并描述你对未来手机的畅想。 要求：1.语意连贯，语句通顺； 2．不少于80词。 One possible version： Cellphones are becoming more and more important in our daily lives.Do you know the history of cellphones？The first cellphone was invented in 1973.At that time，it was as large as a building brick and much heavier than the cellphone today.Cellphones have many uses.For example，we can use cellphones to talk to others at any time.We can also use cellphones to take photos or listen to music. I believe that cellphones will become thinner and thinner and that smart phones will take the place of computers in the future. 1.—When____the bridge ___？ —Last year. 　　A.did; build B.was；build 　　C.was; built D.did; built 2.Flowers____along the road last year. 　　A.plant B.planted C.are planted D.were planted 3.Many buildings in Lushan_____in the earthquake on April 20th. 　　A.have destroyed B.are destroyed 　　C.were destroyed D.are destroying 一、单项选择 C D Ｃ 4.The girl was heard＿＿＿in the next room every afternoon. 　　A.to sing B.sing 　　C.singing D.sang 5.—Do you know Earth Day? —Sure. It＿＿＿in 1970 to tell us to protect our planet. 　　A.sets up B.set up 　　C.is set up D.was set up Ａ Ｄ Imagine you are a business person. Write a description of your new invention. Try to sell the invention to the class. This special pen was invented by Liu Jie. It has three colors and is used for… 3b This special pen was invented by Liu Jie. It has three colors and is used for taking notes quickly. It is very useful if you have a lot to write down. The pen comes with a microchip that can store a list of common words that you will use. You can program the words you will use often into the microchip’s memory, then assign a short form to each word. When you are writing, you just need to write the short forms with the pen, press a button on the pen and all the short forms will change into the actual words. The microchip can contain up to 50 words and you can make changes to the list of words whenever you need to. Sample writing: Self Check Complete the passage with the correct form of the words in the box. 1 invent doubt mention nearby website all of a sudden invent doubt mention nearly website all of a sudden It is often difficult to decide on the inventor of certain inventions. This is because sometimes a few people may __________ things which are __________ the same. It’s hard to tell who came up with the idea first. invent nearly 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. invent doubt mention nearly website all of a sudden all of a sudden doubt websites mention Someone stole my watch. They used five eggs to make this big cake. Rewrite these sentences using the passive voice. 2 My watch was stolen (by someone). Five eggs were used to make this big cake. 3. When did they invent the personal computer? 4. They asked us not to run in the hallway. 5. Someone took the video back to the store. When was the personal computer invented? We were asked not to run in the hallway. The video was taken back to the store (by someone). 我们在推销一件产品的时候，通常会从哪几个方面去描述呢？ Invention What is the invention? What is it used for? Who invented it? When was it invented? Summary 一、单项选择(本大题共15小题，每小题1分，共15分) 在每小题的四个选项中，选出可以填入空白处的最佳答案。 (　　)1.We can't stand it，for there is a large pile of waste along the road which smells ________． A．well B．good C．terribly D．terrible (　　)2.Some gifts were given ________ on her ________ birthday. A．for her；ninth B．to her；nineth C．for her；nine D．to her；ninth (　　)3.The Olympic Games of 2016________ in Brazil. A．took after B．took off C．took place D．took away D D C (　　)4.I met my old friend Kate in the street________ this morning. A．by accident B．by hand C．by mistake D．by car (　　)5.Jack is good at Chinese.He can________speak good Chinese________read and write it well. A．not only；but also B．not；or C．either；or D．neither；or (　　)6.The teacher________ the class________ small groups. A．divide；into B．divided；into C．divided；to D．divide；to A A B 2024/11/1 26 三、根据中文提示完成句子。 1.There were many famous_________ (发明) in ancient China, and paper was one of them. 2.I don’t like this kind of potato chips because they are not _______ (脆的). 3.Silk is _________ (生产) in Hangzhou. 4.The conductor kept ________ (提供) us hot water on the train. inventions crispy produced offer What Who When the telephone Alexander Bell in 1876 the car Carl Benz in 1885 the TV John Baird in around 1927 Hello，everyone! There are many inventions that have changed the world. Here's a short introduction of some useful inventions. The telephone was invented by Alexander Bell in 1876.Using a telephone, people can talk to each other no matter how far they're from each other. The car was invented by Carl Benz in 1885.The car takes people from one place to another quickly so as to help people save time. The TV was invented by John Baird in around 1927.It helps people to know what is happening all over the world. People can not only learn a lot but also relax through watching it. That's all. Thanks! 2024/11/1 29 Review what you have learned in this unit and preview what you will learn in next unit. Homework eq \x(热点作文练习) eq \x(实战演练) 你校的发明节于昨天隆重开幕，在今天的英语口语课上，老师要求同学们围绕“你所知道的发明创造”这一话题进行简短发言。请你根据下表内容为此次发言做准备。 要求：1.发言稿须包括以下表格中的内容，可适当发挥； 2．语句通顺、语法正确、书写工整； 3．词数：80左右。 $$