book8Unit 3 Inventors and inventions学案 (3)
A. about to work B. about to working C. about working D. out work
5. They ____ the mountain at noon.
A. set off to B. set out to C. set out forD. set off in
C. Alexander Graham Bell’s inventions. D. Alexander Graham Bell’s life and inventions
6. Which statement is true?_____
A. Alexander Graham Bellset out to invent the telephone after inventing a multiple telegraph.
A.since B. unless C. as D. that
8.–--- Did Jack come back early last night?
-----Yes, it was not yet eight o’clock ___he arrived home.
A. before B. when C. that D. that
10. -- Can you _________ the different musical instruments playபைடு நூலகம்ng now?
-- Of course. I can even play all of them.
A. recognize B.speak C.judge D.distinguish
9.--My brother ____________fromShanghailast night, saying he would offer me a job.
-- Congratulations!
A. called on me B.called me up C.called me off D.called me in
The boy dived into the river from the bridge这男孩从桥上跳人河中。
dive into作“潜心于……”讲时和devote oneself to sth.的意思一样，
但devote oneself to sth.还有“投身于……;把自己奉献给……”的意思。
3.every / each time意为“每次;每当”,此短语在句子中经常作连记词,引导时间状语从句做连词的名词,引导时间状语从句。能用做连词的名词短语还有：
A. Every time B. Every time whenC. At each time D. Each time that
3At dawn, they set ____ to get ready for the work of the day.
A. off B. about C. out D. in
8. Alexander Graham Bell was not a man to rest, and he was an inventor all his life.（T or F）
II.Match the main ideas with the right paragraph.
Para.1 A.a new discovery-the tetrahedron shape
C. Bell was always aimed at improving the quality of everyone’s life.
D.Bellsent his first telephone message before he got his patent.
4. From the whole passage we can see that alexander Graham Bell was a(n) _____ person.
D. In search to improve the telegraph,Bellinvented the first telephone.
7. During the design of a multiple telegraph,heinvented the telephone occasionally.（T or F）
课题3
Book 8Unit 3.3
Using Language
编写日期4月17日使用日期月日
主备人
刘艳梅
审核人
高二英语教师
使用人
全体高二师生
教学目标
掌握本篇文章中的重点词汇短语，能够理解文章内容。
学会运用各种阅读技巧阅读本篇文章，了解贝尔发明电话机的过程。
教学重点
1.掌握本篇文章中的话题相关词汇。
2.学会分析文中的长句和难句，对本单元语法进行复习。
这项专利是1876年发布的，但是贝尔是在5天之后才跟他的助手华生通了第一次电话。
It is/was not until… that ….这是强调not until引导的时间状语从句句型。
It wasnot untilhe finished his homework that he went to bed.
A. tum up B.fix up C.set up D.make up
3. Which of the following is WRONG ?
A. Bell’s exploration and dynamic spirit led to his invention of the telephone.
B. Bell invented the first telephone in searching to improve the telegraph.
set out for = set off for = leave for意为“出发到……去”
Let’s set outbefore dark我们天黑前动身吧。
Tomorrow I’ll set out for Beijing.明天我将出发去北京。
5.The patent was given in 1876, butit was not untilfive days laterthatBellsent the first telephone message to his assistant, Watson.
2.dive into跳水(头朝下)；迅速把手伸入；(对活动，问题等)全心投入，潜心研究
He dived into the history of China．他潜心研究中国历史。
He dived into his pockets and fished out one dollar．
他迅速把手伸进口袋掏出了一美元
Para.7 G.curiosity
Step 2. language points
1. He foundthatby pressing his lips against his mother’s forehead, he could make the bones move in such a waythatshe could understandwhathe was saying.
Para.2 B.How was the telephone invented?
Para.3 C.the first telephone message
Para.4 D.life information, interest
Para.5 E.a continuing searcher
Para.6 F.importance of his invention telephone
随堂测试
1.What surprised me was not what he said but ____ he said it.
A. the wayB. in the way thatC. in the way D. the way which
2.____ I sees him, the old man is sitting in the same chair.
A. he was interested in the microphone. B. he liked inventing anything he liked.
C. hi wanted to help deaf people like his mother to communicate with others.
6.He ____ his career and made a great contribution to our country.
A. dived himself into B. devoted himself to C. dived into D. devoted to
7. It wasn’t until nearly a month later __ I received the manager’s reply.
A. poor B. creative C. rich D. kind
5. The main idea of the passage is about ______.
A. Alexander Graham Bell’s life B. how Alexander Graham Bell invented the telephone
B.Alexander Graham Bellset out to invent the telephone before inventing a multiple telegraph
C WhenBell wanted to design a multiple telegraph, he changed his mind to invent the telephone .
人教版高中英语选修8《Unit3Inventorsandinventions》教案
人教版高中英语选修8《Unit3Inventorsandinventions》教案人教版高中英语选修8《Unit 3 Inventors and inventions》教案【一】教学准备教学目标Learning aims:1:Knowing the structure of the application letter and useful sentences, and having the ability of writing one in limited time.(能写出申请信的篇章结构和常用句型，并在限定时间内完成申请信的写作)2：Bing capable of self-evaluating and partner-evaluating.(能对书面表达进行自评和互评)教学重难点Learning aims:1:Knowing the structure of the application letter and useful sentences, and having the ability of writing one in limited time.(能写出申请信的篇章结构和常用句型，并在限定时间内完成申请信的写作)2：Bing capable of self-evaluating and partner-evaluating.(能对书面表达进行自评和互评)教学过程A Letter of ApplicationDear Happy Camp Team,Your Happy Camp (快乐大本营) programm interests us very much, so I am writing in the hope that we can have the opportunity to hold our own in our school.We are confident to hold such an event succesfully. The reasons come as follows: First of all, our students are very creative and talented, whohave many excellent ideas to spread. What is more , we have enough advanced equipment and plenty of fund which can meet the demands of the event. In addition , we have already organized a club consisting of 20 passion members, and they have rich experience in running such an activity.We would appreciate it if you could consider my application.If there is any question , please don’t hesitate to contact me. I am looking forward to your early reply.Sincerely yours,Chen wangUseful sentences and structures:apply v申请(n. applicant) position职位qualified合格的vacancy空缺recommend推荐candidate候选人interview面试contact联系，接触 advertise广告 qualification资格 secretary秘书student’s union学生会 consider consideration考虑 favorable 有利的 reply 回复，答复I am extremely pleased to see …I am confident that I am suitable for …I am writing this letter to recommend myself as …There is no doubt that + 主语 + 谓语The reasons are listed as follows.The reson why … is that …An advantage of … is that …If you need to know any more about me , please contact me at …I shall be much honored if you will offer me the opportunity to …Thanks for considering my application and I am looking forward to your earlist reply.Task 2: Finish the the composition in 15 minutes.(2010年o天津卷)假设你是晨光中学的高中生李华。
高中英语人教版选修8学案Unit 3 Inventors and inventions第1课时
1. Help the Ss know about inventors and inventions
2. Develop students’ sense of cooperative learning.
Learning
important
points
1. Develop students’different reading abilities.
(3).Not use vivid or emotive language and sticks to the facts. It is clearly set out and follows the framework for the inventing process---
(4). Vivid use of language and more informal style, imaginative but can be based on fact
2.What should we learn from this text?
Step7.Assessment & Homework
1). Ask the students to finish Ex.3 at Page 22.
2). Get the students to underline all the new words and phrases in the passage.
2.Why was the writer happy to help her mother?
3.What are the three creative steps that the writer takes to catch the snakes without hurting them?
新人教 BOOK 8 Unit 3 inventors and inventions 词汇学案
BOOK 8 Unit 3 inventors and inventions 词汇学案（学生用）单词拓展1．vi. & vt.显示……的差别；使……有所不同；辨别adj.可辨别的adj.卓越的；杰出的2．adj.宽大的；仁慈的；慈悲的→n．宽大；仁慈3．n．产品4．adj.突然的；意外的→adv.突然地，唐突地5．adj.便利的，方便的，就近的→n．方便，便利→adv.便利地，方便地6．n．小心，谨慎→adj.小心的，谨慎的→adv.小心地，谨慎地7．adj.被动的；消极的；被动语态的8．vt.抓住；捉住；夺________adj.可抓住的；可夺取的9．n．文件；档案；文件夹vt.提交；将……归档10．adj.冰冻的；严寒的→v．冰冻________adj.冰冻的；冻伤的11．adj.清白的；无罪的；天真的→n．天真，清白________adv.清白地；天真地12．vt.忍受；忍耐；负担________adj.可忍受的；经得起的13．vt.轻打；轻拍；轻敲n．轻轻地敲击(声)；(水)龙头14．n．(水或气)流；电流adj.现在的；当前的adj.现在的；当前的________adv.普遍地；当前地________n．通用；流通；货币15．adj.稳固的；稳定的；安定的________adv.稳固地；坚定地________n．稳定；稳定性16．vt.联想；联系n．同伴，伙伴n. 协会，联盟，社团；联合17．adj.实际的；实践的；实用的18．n．能力；胜任；本领________adj.能胜任的；有能力的；称职的19．________n．鉴定；辨认；确定；身份证明________ vt.认出；识别；鉴定_______ _n．身份；正身；本体重点短语1．给……打电话2．偶尔；有时3．开始；着手4．迅速把手伸入；一心投入5．开始(做) 6．不挂断；稍等；紧紧握住7．次序颠倒；发生故障8．设法联系上(尤指打通电话)；(设法)做完；通过9．回复电话10．挂断电话Ⅰ.词汇短语过关1．distinguish vi.&vt. 辨别；显示……的差别distinguish between...and...区分/辨别……和…… distinguish...from... 使……有别于……，使……具有区别于……的特征distinguish oneself (as...) (作为……)表现突出be distinguished by/for 以……为特征/著名[即学即练1](1)He’s ______________himself ______ a teacher. 作为老师，他早已负有盛名。
人教版高中英语选修8Unit 3 Inventors and inventions 学案第2课时
Step1. Preparing lessons &self-study and exploring the problemsFinish the tasks in the first period in time.Step2. Finishing plan & asking questions（完成学案，提出问题）Listen to the tape of the text and underline the new words in the text;Learn the new words and phrases after the teacher . Ask for help if necessary.S t e p3. Researching cooperatively& answering questions1.When I called up my mother in the countryside on the telephone, she was veryupset.call up 打电话，使…回忆起call back召唤某人回来；再访；回电话call for需要，要求，接（人或物）call in邀请；请来call on拜访（人）call at拜访（某地）Ex. ----Can I do the job?----I’m afraid not, because it ______skill and patience.A.calls onB. calls outC. calls upD. calls for2. now and then 时而；不时= sometimes, but not oftenfrom time to time有时；不时(every) now and again时而；不时from now on从现在开始，今后just now刚才since then从那时以来3.Here as a chance for me to distinguish myself by inventing something merciful这回我有机会来表现自己,我要发明某种东西,既可以把蛇捉住,而又不会伤害它们。
新人教版英语高二下Module 8《Unit 3 Inventors and inventions》word学案
Book 8 Unit 3 Inventors and inventionsPeriod 1 Reading主备人: 胡加秀修订人: 袁峰玉审核人: 黄安进编制时间：______内容简析本节课的内容是人民教育出版社出版的NSE高中教材选修8第3单元的Pre-reading, Reading, Comprehension 部分，本单元的话题是发明家与发明。
本节课是单元的阅读课，教材以记叙文的文体呈现，讲述一个女孩如何通过多次尝试最后成功的把母亲院子的一窝蛇捉住并放归大自然，她的捕蛇技术申请了发明专利。
教师可在充分利用教材资源的基础上，结合学生的实际情况设计教学活动，旨在帮助学生有效地掌握阅读技巧，形成有效地学习方法和阅读策略，同时了解记叙文篇章结构和写作特点，同时，也让同学们了解申请了发明专利的一些信息。
目标聚焦一、知识目标1、初步理解、掌握课文中关于发明家与发明方面的词语，学习分析课文中的长难句子，初步感知课文中出现的的本单元要学的语法现象。
2、利用已获取的信息发表自己对发明问题看法和了解申请了发明专利的标准。
二、技能目标1、能理解文章主旨大意，获取信息、处理信息、进行推理判断和表达的能力。
2、形成分析篇章结构的能力，提升逻辑思维能力3、学会总结故事体裁文章主题的方法。
三、策略目标1、通过图片和标题预测文章内容；运用略读和找读策略迅速获取信息,并能够精读文章获取信息和分析信息。
2、能利用上下文猜测生词词义。
（四）情感态度目告诉学生不要害怕失败，失败是成功之母。
方法运用1、整体教学法2、体裁教学法3、导、读、练的教学模式学习流程Before class (课前自主学习，合作探究)Task 1 Vocabulary（词汇预习）Preview the new words of this text.【设计意图】通过预习词汇为下一步的阅读扫清生词障碍。
Task 2 Warming up（热身）Please look at the three pictures in the textbook, and read the questions on P19and answer ordiscuss:1.What is a discovery?2. What is an invention?3. What are the important inventions of the 20th century? Then explain how they changed people’s lives.【设计意图】通过图片激发学生兴趣，引出本单元的话题：发明家与发明，为后面的阅读做铺垫，帮助学生顺利完成阅读部分。
选修8 Unit3Inventors andinventions公开课(教案)
Book8 Unit3 Inventors and inventions教学设计Period 2 Reading The problem of the snakesDate: May. 23rd, 2018Teaching aims:1．Knowledge goal:Help the Ss learn about the procedure of doing scientific research .2.Ability goals:(1) Improve the Ss’ abi lity of skimming and scanning the passage.(2) Improve the Ss’ speaking skill.3. Emotion goals:(1)Increase the Ss’ understanding of inventors and inventions.Teaching important points:1.Grasp the main idea of the passage .2.To develop the students` reading abilities by skimming and scanning thepassage.Teaching difficult points:1.To develop the students` reading abilities.2.Clear the structure of the passage.Teaching methods:Task-based teaching methods, discussion, cooperative learningTeaching Aids:a projector and some slides.Teaching procedures:Step 1 Warming upTalk about some inventions.Step 2Pre-reading1.Work out the correct order of different stages in producing an invention.2.Listen and get the main idea of the passage.Step 3 Reading and comprehending1..Fast-reading: Skimming and find out which paragraph or paragraphs deal with3.Detailed-reading:Scanning the passage for detailed information and do themultiple choices .1.What's the problem that the writer came across?2.Why did the writer not use powders to solve the problem?3.Why did cooling the snakes make them less active?4.In which order did the writer carry out the process of coolingthe snakes in her third attempt5.According to the passage, which of the following inventions canget a patent.3.C omprehending(1).Analyse some complicated sentences.(2)Complete the passage according to the content of the text.Step 4 DiscussionDiscuss :what can you learn from the passage ?Step 5 Homework。
人教版高中英语选修8《unit3 inventors and inventions》教学设计
教学设计Unit 3 Inventors and inventionsReadingTeaching aimsKnowledge aims: to master the new words and expressions of the topic.Ability aim: To help develop the right reading skills and learn to use them.Emotional aim: To help establish the right attitudes towards inventions.And to inspire students to love science and their creation.Difficult points and key points:1.Learn to master the difference of a discovery between an invention.2.Learn to know the six stages every inventor must go through.3.Learn to master the way of catching snakes without hurting them.4.Learn to used the past participle as the attributive.Teaching methods :Reading, writing, presenting watching, performing,working in pairs or in groups,Teaching procedures:Part I: Lead-in (5’)Enjoy a short piece of videoTalk about discoveries and an inventions.Show the six stages every inventor must go through and put them in a suitable order.The suitable order:Stage1: Finding a problemStage2: Doing researchStage3: Thinking of a creative solutionStage4: Testing the solutionStage5 : Deciding on the inventionStage6: Applying for a patentPart II: Reading(25’in all)Step I:Fast reading(5’)Task1:Skim the text and match the stages with the paras.Stage I: Finding a problem (1)Stage 2: Doing research (2)Stage 3: Thinking of a creative solution (3)Stage 4: Testing the solution (4-6)Stage 5: Deciding on the invention (7)Stage 6: Applying for a patent (8)Task2:Skim the text again and find the main idea about the text.The main idea is :The text mainly tells us about the problem of the snakes and presents the procedures of catching them and applying for a patentStep II: Careful reading (20’in all)Reading the text more carefully according to the stages.Task1:Stage1(1) Finding a problem.(2’)What was the problem?Some snakes were in their courtyard and the author must get rid of them but not hurt them.Task2:Stage2(2) Doing research.(2’)The first thing the author did was to see if…The she set about …Task3:Stage3(3) Thinking of a creative solution.(3’)Fill in the blanks according to this part.After researching ,the author decided on three possible ____________: Firstly, __________ their habitat；Secondly , attracting them into a______；Thirdly , _______ them so that they would become sleepy and could be easilycaught. The author chose the ____ one.(Answers: approaches removing trap cooling last)Task4:Stage4(4-6) Testing the solution.(9’)Work in groups of four or six to summarize the way of catching the snakes.Present a student’s work.Present the suitable answer and give students some time to get familiar with them first.Firstly , place the frozen bowl over the snakes’ habitat and ice-cubes on top of the bowl to keep it cool. Secondly , cover the whole thing with a large bucket.Then play a games. First the teacher performs and the students watch then exchange. Task5:Stage5(7) Deciding on the solution(2’)Read the text and choose the right answer.Which of the following will not get a patent?A. a mathematical modelB. a novel awarded the Nobel Prize for literatureC. a computer gameD. all the aboveTask6:Stage6(8) Applying for a patent.(2’)Read the text and choose the right answer.How long will you wait for your patent application to be published ?A. For one and a half yearsB. For about 500 daysC. For 80 monthsD. For two yearsThe related information: If it passes all the tests , your application for a patent will be published 18 months from the date you applyPart III: Testing(6’)Task1:Fill in the blanks according to the whole text.When I called up my mother , she told me ____ some snakes appeared in our courtyard. Mum asked me to remove them away without______ them.After ______ , I decided on three possible ________(approach) ,but I chose to use the last one. After two ______(success)attempts , I _______ my design .I repeated the second procedure __ my third attempt ,but used a small net_____(catch) the passive animals. And all went ___ planned.At last, pressed by my friends and relations, I have filled in the form and filed my patent application ____the Patent Office.Ask one students to come to the blackboard to do this exercise(The answers: that researching approaches unsuccessful improved at to catch as with) Task2:First check the answers and give students a few minutes to read through them Then ask some to try to retell.Part IV: Discussion (5’)1).Do you want to be an inventor?2).Find words as many as possible to describe an inventor.(Suggested answers: brave determined devoted intelligent persistent patient hard-working honest etc.)Part V:Summary(3’)What have we learned from the text?1).The difference between discovery and an invention2).The six stages an inventor must go through.3).How to catch snakes without hurting themPart VI : Homework(1’)请你给专利局用英语写一封约100词左右的信内容包括：1.写信的目的--想为自己的小发明申请专利2.简要描述自己的小发明3.询问申请专利的程序4.提出自己的希望Thank You!。
高中英语《book8unit3Inventors and inventions》优质课教案、教学设计
教学设计Step 1. Warming UpAsk two questions to lead in the topic.1.Get Ss to discuss the difference between the inventions and a d iscovery and give a definition of them and give some examples of each category.2.Do a guessing game and discuss which is an invention and which is a discovery.(设计目的:通过问题层层深入，引导学生认识发明与发现的区别，激发学生学习兴趣为阅读教学作铺垫）Step 2. Pre-reading1. ask a question: if there were snakes in your yard, how would you like to deal with them?（设计目的:直接导入课文，让学生根据标题及课文插图对课文内容进行预测。
）Step 3. Fast reading1.Ask Ss to read the text quickly and try to get the main idea of the whole text. Suggested Answer:The text narrates the problem of the snakes and presents the pr ocedures of catching them and applying for a patent.2.Get Ss to divide the passage and work out the main idea for e ach 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 th e problem.Part III (Para 4～6) : The attempts to catch the snakes.Part IV (Para 7～8): The requirement of getting a patent.（设计目的：要求学生快速浏览文章，概括出文章主旨大意，把文章分为四部分，并找出每部分的大意。
高中英语选修八 unit3 inventors and inventions 教学设计
Book8 Unit 3 Reading: Inventors and inventionsStep 1. Warming up1.What are the most important inventions do you think in the modern history?2.Guess what the invention is and who the inventor is.3.Did Franklin invent electricity? Can electricity be invented? Is electricity an invention or discovery?4.Difference between a discovery and an invention, after this show them some pictures and ask them to tell whether it is a discovery or an invention.( The aim of this part is to arise their interest and help them understand the difference between an invention and a discovery.)Step2 Pre-reading:1.Do you know the stages every inventor must go through before inventing?2.Introduce the Patent Office to them.(The aim of this part is to let them know the procedure of making an invention and something about Patent Office.)Step3 Skimming1.Listen to the whole passage and get the main idea.Step4 Careful reading1. What are the three possible approaches?2. What did the writer exactly do to catch the snake successfully?3. Divide the paragraphs and list the examples according to the stages in making an invention.Step 5 . Group Work1. Discuss with your partner what the advantages might be of getting a patent.2. Imagine you are a patent officer, do you think whether the following should get patents or not?Step 6: AssignmentLook at the problems. Work with your partners to choose one and use the scientific stages to design a new invention to solve it.If you want, you can choose your own problem for NO.4.Problem 1: The ripe apples on your tree are too high to reach.What can you invent to pick the apples in comfort?Problem 2: you need to make a house but you only have strings, glue,fishing nets and many plastic bottles. How can you solve it?Problem 3: You want to catch fish but not hurt them when you do so. Design a fishing rod that will solve this problem.Problem 4:。
人教版高二英语选修8 Unit 3 Inventors and inventions 全单元教案
Unit 3 Inventors and inventionsThe First Period Warming up一．Aims:1. Teaching aims 教学目标：Help the students learn how to talk about inventions and discoveries.重点词汇和短语discovery, application, evaluate, presentation, alternative, messenger, get together, make a case for, add up2. Ability aims能力目标Enable the students to talk about information and different.二．ContentsStep I Ask the students to talk about the pictures with the teacher’s help, and then discuss the first two questions.what is a discovery?What’s the difference between a discovery and an invention?Step II Work in pairs and talk about the three different things, telling them apart and giving reasons.1. Which these pictures show inventions? Does any of them show discoveries?2. Work out two rules that will help you decide what is a discovery and what is aninvention?Step III Go on with some other questions of this part.What modern inventions do you know? Describe them to your partner and how useful they are in life today.Step IV Work in groups of four to discuss the question: Suppose you are working for a mobile company. It is your job to suggest new ways of developing a mobile. In pairs discuss some new applications of a mobile. Make a list of the ones you like and that seem the most useful.Choose one you both like and think will be popular with other people.The Second Period Reading一．Aims:1. Teaching aims 教学目标How s to describe the problem of the snakes and what has been done by the writer to solve the problem.重点词汇和短语Patent, distinguish, product, power, perfume, cube, abrupt, abruptly, convenient, expectation, monitor, passive, criterion, valid, application, file, rod, call up, now and then, set about, in case 2. Ability aims能力目标Enable the students to describe the problem of the snakes and what has been done by the writer to solve the problem. Make them realize it takes steps to c atch the snakes and it’s not easy to get a patent.二．Contents:Step I Ask the Ss to guess about the content of the passage from the title.Then ask the Ss to judge the right order of stages of inventions.Step II Get the Ss to comprehend the passage carefully and accurately, and then divide the textinto several parts and work out the main idea for each paragraph.PartⅠ (Para.1) the discovery of the problem of snakesPartⅡ (Para.2-3) the research on the approaches to solve the problemPartⅢ (Para.4-6) the attempts to catch the snakesPartⅣ (Para.7-8) the requirements of getting a patent.Step III Ask Ss to go over the whole text again and analyze the text in details.Discuss the following questions:1.What are the writing techniques of this text?2.Wha t’s the main idea of the text?3.What should we learn from this text?4.What’ the writing purpose of the writer?Step IV Comprehending: Finish the exercise1, 2, 3.The Third Period Language Points一．Aims:Talk about inventors and inventionsLearn about the stages used in scientific research二．Contents:Step I words and phrase1. Do you know the stages every inventor must go through before they can have their invention approved?go through(1)经历(2)通过,成功,成交(3)审阅,检查(4)翻找,查看(5)穿过,通过Most families went through a lot in the war.2. I was researching into the habits of snakes so I could trap them in the easiest way.do research on /into /in... 从事, 进行, 做研究They are carrying out a research into the causes of cancer.They are doing research into electricity.3. when I called up my mother in the countryside on the phone.call up 打电话，使......回忆起I’ll call you up tonight (call sb. /ring sb. up )The old photo calls up memories of my childhood. (recall sth.)4. Snakes come near the house now and then.now and then 有时, 偶尔I see them now and then, but not often.5. Here was a chance for me to distinguish myself by inventing something that would catch snakes but not harm them.distinguish oneself 显扬自己, 使自己扬名6. But there only seemed to be powders designed to kill snakes.powder: n. 粉，粉末；药粉；火药grain sth. into powder 把磨成粉7. I set about researching the habits of snakes so I could tap them in the easiest way.set about 开始, 着手The sooner we set about it , the sooner we’ll finish.8. This was in the expectation that the snakes would bite again.expectation: n. 预料，期待Against all expectation, she won first prize.9. abruptly adv.A man with an abrupt manner is not welcome here.10. convenientCome and see me whenever it is convenient to you.If it is quite convenient to you, I’ll visit you next Tuesday.11.If it passes that test, your application for a patent will be published 18 months from the date you apply.application: n. 应用，运用；申请，请求；努力，专注The invention had no practical application.12. bear (bore, borne) 忍受; 带有, 具有I couldn’t bear to listen any longer, so I left the room.bear doing 表示习惯性动作bear to do sth. 表示一次具体动作This letter bears french stamp.13. mess: n.杂乱,脏东西v.无所事事, 混日子,胡闹There is a lot of mess to clear up.14. but monitored carefully, the snakes proved to be no trouble and all went according to plan. monitor: vt.监听，收听：监视15. I collected the passive snakes and the next day we released them all back into the wild.passive: adj. 被动的，消极的；不抵抗的；不活跃的He played a passive role in the marriage.Step II sentences1. The first thing I tried to do was to see if there were products that might help me, but there only seemed to be powders designed to kill snakes. P202. Between the outside and inside walls of the bowl there is some jelly, which freezes hard when cooled. P203. The criteria are so strict that it is difficult for new ideas to be accepted unless they are truly novel. P21The Forth period Learning about language and Using language一．Aims1. Teaching aims 教学目标Help the Ss learn how the famous inventor Alexander Graham Bell invented telephones重点词汇和短语forehead, dot, tap, wire, straw, current, importance, helicopter, triangle, stable, practical, beaten track, dive into, set out (to do), in truth重点句子He found that by pressing his lips against …He designed a machine that …Although he will always be known for …, he was …He realize d that by understanding how …2. Ability aims能力目标Enable the Ss to learn about the famous inventor Alexander Graham Bell and his inventions. 二．ContentsStep I Check the homework. Get the Ss to finish the exercises on page 23-24.Step II Ask the Ss to discuss the following questions:1.What do you know about the inventor?2.How useful is his invention to human society?Step III Let the Ss read the four questions first to get general idea of what should be paid attention to and then play the tape for Ss to follow. When they finish, let them exchange notes with their partners and find the supporting sentences. Then check the answer with the whole class.Step IV Give the Ss the reading task:Do you know about the world famous painting “Mona Lisa”?Do you know who painted the great picture?Do you think Leoanrdo da Vinci is really a good painter? What else do you know he is famous for?Step V Ask the Ss to do exercise 1 and exercise 2Then ask the Ss to do Exercise 3, that is, having a discussion。