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

Module8unit 3 Inventors and inventions学案PeriodII warming up, pre-reading, reading山东宁阳二中张清勇Learning aims:1. To learn about the difference between a discovery and an invention2.To take interest in learning about the stages of an invention3.Improve some basic reading skills,and develop the ability todiscover and solve the problems and cultivate creativity andimagination.Learning important and difficult points: 1. Improve some basic reading skills,and develop the ability to discover and solve the problems and cultivate creativity and imagination.2.. Leasrn the following 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 doesn't work the first time.(3)Every time you do you will be certain to find something that you have never seen before.Learning methods: Make a thorough enquiry.(Ss alone, Ss-Ss, Ss-T,三探一练四步教学法)Learning Procedures:STEPI. Leading to the lesson.Warming Up1.(Describe something in English, and make a thorough enquiry between Ss.). Try to guess what the invention is or who the inventor is in groups(1). It`s 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. Tell as many the inventions they know as possible in groups.3. 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. Discuss the difference between the inventions and a discovery and givea definition of them and give some examples of each category.A discovery merely makes known something that already exists in nature. STEPII. Pre-reading1. Work in pairs and decided what the first and most important stage is tomake an invention.2. Finish the exercise of Pre-reading on P19 and then check the answer in pairs.STEPIII: Fast readingHave a brief understanding of the text1. Read the text quickly and try to get the main idea of the whole text.2. 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 2～3): The research on the approaches to solve the problem. Part III (Para 4～6): The attempts to catch the snakes.Part IV (Para 7～8): The requirement of getting a patent.STEPIV. Careful reading.(Make a thorough enquiry Ss-T)1.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 else`s.STEPV:Extension reading1. Make a through enquiry between Ss-Ss.(1) What’s 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。

【实战演练】（1）Only when _________ how important it is to master English.A. did I work I realizedB. I worked did I realizeC. did I work did I realizeD. I worked I realized （2）Only by practising a few hours every day _____ be able to use it. A. you can B. can youC. you willD. will you2. Nor will you receive a patent until a research has been made to find out that your product really is different from everybody else’s.【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。