浙江省湖州市环渚学校九年级英语 Unit 9 When was it invented 教案 人教新目标版.doc

unit 9 when was it invented?. analysis of the teaching material1. status and functionin this unit, students, learn to talk about the history of inventions, using the passive voice. and they will know much about the history of ,several inventions. also they will be asked to think of their own inventions.the children will understand that they should always try out their new ideas. all the students will be interested in the stories of the inventions of the potato chips,the flying disk and some other things. and they will make great progress in english after learning this unit.(1) the first period of this unit mainly introduces some new vocabulary to the students. most new vocabulary are very useful or, helping the children talk about, the history of inventions. also the first period gives the children lots of practice in writing, listening and. speaking with the target language.(2) the activities in the second period provide the students much more listening practice and oral practice, using the target language. also the students will get chances to practice the new vocabulary by listening and speaking. all these will help improve the students listening and speaking skills.(3)in the third period, students will make a list of helpful and annoying inventions. and they will discuss their opinions in the inventions. also they will do some writing and speaking practice.the students can improve their speaking english and know more about the inventions.(4) the fourth period, provides much practice on understanding and using the new adjectives. the new adjectives are used for describing how food tastes. it also gives much more listening and speaking practice. the students will enjoy the story of how the potato chips were invented and make much progress in listening.(5) the fifth period will train the students how to answer the questions according to the article given and to write an article based on the notes given. students can do much speaking practise through groupwork as well.(6)the sixth period is designed to train the students writing skill. it also provides some more practice on using the new adjectives.2. teaching aims and demands(1) knowledge objectsin this unit, students learn to talk about the history of the inventions with the passive voice. they will also learn some new adjectives.(2) ability objectsto train the students to use the adjectives, and to train the students listening, speaking and writing skills using the target language.(3) moral objectkeep trying out your new ideas and maybe some new inventions will be invented by you.3. teaching key pointsto help the students to grasp the target language and the new adjectives.to let the students know something about the history of the inventions.4. teaching difficult pointsto train the students listening, speaking, reading and writing skills with the target language. to train the students to use the new adjectives.5. studying waysget the students to be interested in the history of the inventions and to try out their own ideas on inventing something. language functiontalk about the history of inventions. target languagewhen was the telephone invented? i think it was invented in 1876. structurespassive voice(questions and statements). vocabularysalt, sweet, sour, crispy, pleasant, potato, chips, slipper, leaf, fire, scoop, light bulb, telescope, microwave oven, abacus, camera, beveragebe invented by, be used for, by mistake, by accident. recyclinghelpful, annoying, telephone, car, alarm clock, shoes, umbrella, bicycle, discover, tea. learning strategiesbrainstorming role playing. teaching time six periodsthe 1st periodsection a teaching aims and demands1 knowledge objectsto learn to use passive voice (questions and statements)2 ability objectsto listen, talk and read about invention teaching key pointswhen was the telephone invented?i think it was invented in 1876. teaching difficult pointswhen was the telephone invented?i think it was invented in 1876. teaching methods1 teaching by giving sample sentences and making up sentences2 teaching by showing pictures teaching aids1 a tape recorder2 some pictures teaching proceduresstep revisionwarming up by learn about passive voice (questions and statements)passive verb formationstep la group worklook at the things on page 68. number them in the order of their invention.a: i think the telephone was invented before the car.b: well, i think the telephone was invented after the car.a: i think the television was invented before the computer.b: well, i think the television was invented after the computer.a: i think the calculator was invented before the plane.b: well, i think the calculator was invented after the planer.step 1b listening and matchinglisten to the recording and match the inventions with the dates.now you are going to read the listening. blacken the passive voice, circle all the linking words and underline all the useful expressions.step 1c pairworkin pairs, one covers the dates and the other asks him when the things in the pictures on page 68 were invented. then change roles and practice again. step v homeworkwrite out three conversations of activity 1cthe 2nd period teaching aims and demands1. knowledge objects（1） key vocabularyslipper, scoop, be used for,（2） target languagewhen was the telephone invented?i think it was invented in 1876.who was it invented by ?it was invented by .what is it used for ?its used for .2 ability objects（1） train the students listening skill（2） train the students communicative competence using the target language teaching key points1 listening practice with target language2 make communications with target language teaching difficult pointsmake communications with target language teaching methods1 listening2 pairwork3 role play the conversation teaching aidsa tape recorder teaching proceduresstep revisionrevise the knowledge points on page 68step 2a listening and numberingnext you are going to listen to a tape and number the inventions in the order that you hear them.the inventions are heard in the following order.battery-operated slippersheated ice cream scoopshoes with adjustable heelsstep 2b listening and matchingyou shall listen to the recording again and match the items in the chart on page 69 in columns a, b, and c. step 2c doing pairworkrole play the conversations using the information in the chart in the middle of page 69. pay attention to the formation of passive voice.step grammar focusplease open your books at page 69look at the content in grammar focus. then get students to read the sample sentences in the grammar boxstep homeworkwrite two conversations like the sample in activity 2cthe 3rd period teaching aims and demands1 knowledge objects（1） key vocabularylight bulb, microwave oven,（2） target languagewhat do you think is the most helpful invention? i think the most helpful invention is the light bulb.why is that ?well, it gives people more time to work and play everyday.2 ability objects train students speaking skill with target language teaching key pointstrain students speaking skill with target language1 teaching difficult pointsuse the target language to express teaching methodspairwork teaching aidssome pictures teaching proceduresstep revisionrevise the target language they learned last class step 3a doing pair workthere are two kinds of inventions. one is helpful invention, and the other is annoying invention. now in pairs make a list of five helpful inventions and five annoying inventions.step 3b doing pair workin pairs discuss your opinions in 3a with your partner.a: what do you think is the most helpful invention?b: i think the most helpful invention is the light bulb. a: why is that?b: well, it gives people more time to work and play every day.step part 4doing groupworkimagine you are left alone on a small island in the sea. if you are allowed to take five inventions along with you, what would you take?i like to take the followings with me.knife flashlight handphone telescope gun step homeworkwrite a conversation like the sample on in activity 4教学后记：the 4th periodsection b teaching aims and demands1 knowledge objectskey vocabulary: salty, sour, crispy, by mistake2 ability objectstrain the students reading, writing, speaking and listening skills with the target language teaching key pointstrain the students reading, writing, speaking and listening skills with the target language teaching difficult pointtrain the students reading, writing, speaking and listening skills with the target language teaching methodsmaking up sentences teaching aida tape recorder teaching proceduresstep i revisionwarming up by making passive sentenceshello, everyone. this week we learn to use passive voice (questions and statements). now we shall begin by making passive sentences (questions and statements).step 1a looking and writingon page 71 you will find some adjectives used to describe how food tastes. look at the pictures and write them under the correct picture. note that some pictures have more than one word.step 1b writing the nameson page 71 you will find in the box some adjectives used to describe food. now read each of them and write the name of a different food after each of them.sweet apple crispy crackers salty water sour ricestep 2a listening and circlingon page 71 in the middle of the page you will find 6 statements. listen to the recording and circle t or f. (the keys: 1. t 2. f 3. t 4. f 5. f 6.t)step 2b listening and completingyou are going to listen to the tapes and complete the sentences on page 71 in the box.step 2c doing pairworknext you are going to role play the conversations about the invention of the potato chip. use the information from the activities above.step homework教学后记：the 5th period teaching aims and demandsknowledge objects（1） key vocabulary: pleasant, beverage, by mistake, by accident（2） the reading passage2 ability objects（1） train the students reading skill on how to make notes（2） train the students how to use the phrasal verbs（3） train the students writing and speaking skills teaching key points1 to help the children understand the article2 to teach the new phrasal verbs3 to direct the students how to make notes based on an article teaching difficult points1 teaching the new phrasal verbs2 directing the children to make notes based on an article teaching methods1 giving examples2 asking questions3 making notes4 brainstorming teaching aidssome pictures teaching procedures step i revisionrevise the phrasal verbs that taught last class by asking students to make sentences with them againstep 3a reading and answeringnow lets read to find out who invented tea. while you read, circle all the linking words and underline all the useful expressions.after you read, answer the 4 questions following the article.step 3b writing an articleon page 72 you will find notes in the box on the left. write an article using the notes about the invention of the flying disk.step 4a thinking and inventionwe all have things that we dont liking doing. why not think of an invention that could help you. write the details of your invention in the chart on page 72. step 4b doing pairworkin pairs ask each other questions about inventions, and try to sell your invention to your partner.you may begin as is shown in the box on page 72.a: this special pen was invented by zheng jie. it has three colors and it is used for learning english.b: how is it special?step vi homeworkself checkfilling blankson page 73 is a box with 4 sentences. read the sentences and fill in the blank with a correct word.now you are asked to make your own sentences with each of the four words.just for fun!look at the pictures below and tell about what you see. use as many examples of passive voice (questions and statements) as possible.教学后记：the 6th period. teaching aims and demands(教学目的和要求)1.knowledge objectskey vocabularychallenge, non-contact sport, hoop, balcony. divide, blackboard and so forth.text: the history of basketball.2.ability objectstrain students ability of reading for special information.train students ability of understanding words in context.train students, writing skill.3. moral objectbasketball is popular among people all over the world. not only does it build our body, but it also brings us entertainment. thank the inventor, james naismith.teaching key points(教学重点)key vocabularyread the text for special information.read the text to understand words in context.make a list of good things and difficult things about being a basketball player. teaching difficult point(教学难点)train students reading skill. teaching methods(教学方法)up-down reading methodpairworkgroupwork. teaching aid(教学工具)a projectorvi. teaching procedures(教学过程)step i key vocabularythis activity introduces the key vocabulary words.show the following vocabulary on the screen by a projector.inventor v. 发明者；发明家court n. 球场factory n. 工厂invent v. 发明；发challenge v. 向挑战indoors adv. 在室内；在屋里hard adj. 硬的；坚硬的wooden adj. 本质的touch v. 接触；碰撞fall down 摔倒；跌倒hoop n. (篮球)篮圈；篮balcony n. (大厅或运动场的)看座；看台basket n. 篮；篓；筐divide v. 分；分开in history 在历史上blackboard n. (篮球架上的)篮板replace v. 替代；替换compete v. 竞争；对抗earn v. 赚得；挣得nba (=national basketball association) 全美篮球协会increase v. 增加；增长separate v. 分；分开have students repeat again and again until they can pronounce them fluently and accurately.step part 1this activity is designed to activate students background knowledge before attempting the reading.read the title the history of basketball to the class. ask, what do you think the article is about?read the instructions to the class.point to the four questions in the box.say, please discuss the questions with your partner to see how much you know about basketball. but dont look at the reading. instead, use your background knowledge.get students to complete the task in pairs. as the pairs work together, walk around the room. ensure that they are discussing the questions in english.when most students are finished, invite pairs of students to report their results.dont say yes or no to their answers.step part 2this activity provides practice in scanning for specific information. look at the picture. ask students to describe what is happening in the picture.read the instructions and draw students attention to the chart. get a student to say the sample answer using a complete sentence, e. g. basketballs inventor was born in 1861.say, please read through the article silently. find information for the years in the chart. remember to skim for the key ideas rather than read slowly.get students to work on their own. as they are doing this, move around the classroom answering questions they may have and offering language support as needed.check the answers.answersin 1861,basketballs inventor was born.in 1891, the first game of basketball was played.in 1936,basketball became an olympic event.since 1949, basketball has been seen everywhere in china.step iv part 3this activity encourages students to use the strategy of reading in context.ask students to read the article once.say, pay attention to the bold words and expressions. and note any other word or sentence you dont understand. read in context, guessing their meanings from the other words around them.a few minutes later, ask different students to say the meanings of the words and expressions indicated in bold by guess. dent give them the correct answers.let students look at the words and expressions and their meanings in the box.point out the sample answers. then ask students to match the correct meanings with the correct words and expressions.allow them one or two minutes to do this.check the answers. answerschallenge a, non-contact sport f, hoop e, balcony b, divide d, blackboard cget students to make sentences with the words and expressions. remind them to look at the article again for extra help.answers to this activity will vary. ask a student to write his/her answers on the blackboard.sample answers 1. he challenged me to try again. 2. a non-contact sport will do you less injury. 3. basketball hoops are made of metal. 4. the audience in the balcony are cheering the victory. 5. divided into two teams, we began to play the game. 6. blackboards are more or less prevent balls is from hitting against the audience.step part 4this activity helps students read for specific information.ask students to read the five questions on their own. try to remember or guess the answers before looking at the reading.say, please read the article again and find the answers to these questions.get students to do the activity individually or in pairs. walk around the classroom checking their progress and offering language support as needed.check the answers by asking different students to give their answers.sample answers1. the games inventor used two fruit basket to put the balls in.2. berlin is important in the history of basketball because that is where it became an olympic sport in 1936.3. people wouldnt get hurt playing basketball because it was a non-contact sport.4. naismith had nine people on each team because he had a class of 18 men.5. w