高中英语Module8unit3Inventors and inventions(warming up.pre-reading and reading)教案

Module8unit 3 Inventors and inventions教案PeriodII warming up, pre-reading, reading山东宁阳二中 张清勇Teaching aims:1. Let Ss to learn about the difference between a discovery and an invention2.To arouse Ss interest in learning about the stages of an invention3.Train Ss some basic reading skills,and develop Ss ability to discover and solve the problems and cultivate Ss creativity and imagination.Teaching important and difficult points: 1. Train Ss some basic reading skills,and develop Ss ability to discover and solve the problems and cultivate Ss creativity and imagination.2.Pattern drills(1)Only after you have had that recognition can you say that you are truly an inventor.(2)Remember to include one change to your invention in case it doesnt work the first time.(3)Every time you do you will be certain to find something that you have never seen before.Teaching methods: Make a thorough enquiry.(Ss alone, Ss-Ss, Ss-T,三探一练四步教学法)Teaching Procedures:STEPI. Leading to the lesson.Warming Up1.(Describe something in English, let them to make a thorough enquiry between Ss.) Get Ss t to guess what the invention is or who the inventor is in groups(1). Its made of plastics and metal.It looks like a small box.The invention can contact someone while you are on the move.(2): The inventor is from America.He is one of the father of inventions.The inventor invented the bulb.2. Get Ss to tell as many the inventions they know as possible in groups.3. Ask Ss to look at the pictures on P19 and answer the following questions.(1) Which of the pictures is an invention?(2) Which of the pictures is a discovery?4. Get Ss to discuss the difference between the inventions and a discovery and give a definition of them and give some examples of each category.A discovery merely makes known something that already exists in nature.STEPII. Pre-reading1. Let Ss work in pairs and decided what the first and most important stage is to make an invention.2. Ask Ss to finish the exercise of Pre-reading on P19 and then check the answer in pairs.STEPIII: Fast readingTo get Ss to have a brief understanding of the text1. Ask Ss to read the text quickly and try to get the main idea of the whole text.2. Get Ss to divide the passage and work out the main idea for each part.Part I (Para 1): The discovery of the problem of the snakes.Part II (Para 23): The research on the approaches to solve the problem.Part III (Para 46): The attempts to catch the snakes.Part IV (Para 78): The requirement of getting a patent.STEPIV. Careful reading.(Make a thorough enquiry Ss-T)1.Ask Ss to work in pairs and try to tell which of the following statements are true and which are false.(1) When the writer called up her mother in the country on the phone she was very excited.(2) The writer felt very proud that she had a chance to distinguish herself by inventing something that would catch snakes but not harm them.(3) The first thing the writer tried to do was to catch the snakes.(4) The writer decided to remove the snakes habitat.(5) The writer used an ice-maker、a bowl、some jelly、ice-cubes、a bucket and a net to catch the snakes.(6) After three attempts, the writer finally caught the snakes and sent them into the wild.(7) The writer himself decided to send her invention to the patent office to get recognition for her successful idea.(8) The criteria are so strict that it is difficult for new ideas to be accepted unless they are truly novel and are really different from everybody elses.STEPV:Extension reading1. Make a through enquiry between Ss-Ss.(1) Whats the writing purpose of the writer?(2) What should we learn from this text?STEPVI:Talk about some language points (Teacher work together with Ss.)1. Only after you have had that recognition can you say that you are truly an inventor.【例证分析】副词only+状语放在句首时，句子要倒装：Only then did he realize his mistakes. 只有在那时他才认识到自己的错误。Only in this way can you learn maths well. 只有用这种方法你才能学好数学。Only after being asked three times did he come to the meeting.叫了三次，他才来参加会议。如果句子为主从复合句，则主句倒装，从句不倒装。例如：Only when he is seriously ill does he ever stay in bed. 病得狠重时，他才卧床休息。2. Nor will you receive a patent until a research has been made to find out that your product really is different from everybody elses.【例证分析】副词so放在句首，表示前面肯定句中所说的情况也适用于另外一个人时，句子要倒装；当neither，nor在句首，表示前面的否定也适用于另外一个人时句子要倒装；so, nor, neither表示相同概念的肯定或否定时，句子也要倒装。注意：如果前后指同一人或事时不倒装。前面的多个事或动作也适合另一个，句型为-,so it is (the same) with sb./sth.不管前面是肯定还是否定。（1） It is fine today, so it is.（2） He works hard, and succeeds quickly, so it is with me.3.Remember to include one change to your invention in case it doesnt work the first time.【合作探究】in case 假使，免得，以防万一(1) Take your coat_. （以防下雨）(2)_,（如果他们迟到了）they will have nothing for supper.【思维拓展】in case of 后加名词或代词，意为“要是.”in case后跟句子，意为“假使，以防万一”in this case 如果这样的话in that case 如果那样的话in any case 无论如何in no case 决不，任何情况下都不完成句子：(3)_（不管怎样）I shall return in a day or two(4)_（无论如何都不会）will I turn against my motherland(5)_（如果那样的话）I have no more to say(6)_（若发生）fire, ring the bell.4. Every time you do you will be certain to find something that you have never seen before.【例证分析】every time此处引导时间状语从句，相当于each time或问whenever,例如:Every time I saw her, she was always dressed in red.【思维拓展】all the time始终；一直 from time to time有时；偶尔；时常in no time (at all)立刻；赶快；马上 keep time（钟表）走得准many a time常常；多 on time 准时；按时at the same time 同时 at a time 每一次at one time 过去，曾经 by the time到.时候By the time he was 3 years old, he had mastered 1000 words.STEPVII. Homework1.Ask Ss to go over the reading text.2.Ask Ss to preview Learning about Language.参考答案STEPI:1. Mobile phone. Edison4.An invention is something produced for the first time through the use of imagination or ingenious thinking and experimentation.STEPIII.1.The text narrates the problem of the snakes and presents the procedures of catching them and applying for a patentSTEPIV(1) F (2) T (3) F (4) F (5) T (6) T (7) F (8) TSTEPV.1.(1) The writer wants to inform us of the sc