北师大高中英语选修七Unit20Lesson3《ScientificBreakthroughs》课件

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北师大高中英语选修七20.3Lesson3ScientificBreakthroughs(24ppt)

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2.Medical advances ranged from discovering the causes of diseases under microscopes to surgical procedures replacing diseased organs with donated ones. 医学的进步包括从在显微镜下发现疾病的起因到用捐赠器官替代病变器官这样的外科手术过程。剖析 discovering 和 replacing 均为动词-ing 形式作介词宾语,diseased 和 donated 均为过去分词作定语。考点一 rangefrom...to ...(范围)从……到…… Their ages range from 25 to 50。他们的年龄在 25 岁到 50 岁之间。 The frontier ranges from the northern hills to the southern coast. 边界从北部山地一直延伸到南部海岸。
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高中英语 Unit 20 Lesson 3 Scientific Breakthroughs 课件

the one we live in had previously been thought.
Alexander Penicillin
Fleming
It saved 7. millions of liv.es
Eckert and Mauchly
The first computer
It was produced to increase the 8. accuracy of the US Navy’s missiles.
Percy
9. Microwaves .
Spencer
It helps us prepare meals in minutes.
Without these 10. breakthroughs in science and technology, we would have had a completely different world.
Edwin Hubble
Edwin Hubble was an American astronomer. His most important discovery was the expanding universe.
Hubble space telescope
Alexander Fleming
The World First Computer
Percy Spencer, an American engineer and inventor, discovered microwaves.
Percy Spencer
Try to match the discoveries with how they were discovered?
The significance of

北师大版高中英语选修7Unit 20 Lesson 3 Scientific Breakthroughs教案1 北师大版选修7

Unit 20 Lesson 3 Scientific BreakthroughsTeaching aims1.words and phrases：nguage points in the text3.reading strategies4.exercises about text5.vocabulary:phrasal verbs and compound wordsTeaching timeTwo periods(两课时连堂)Teaching processStep 1 RevisionReview the new words of lesson 2 and have a dictionStep 2 learn the new words of lesson 31.ask some students to read the new words first and correct their pronunciation2.play the tape and have them read after the tape3.give them a few m inutes to read the new words freely, tell them if they can’t read the words, encourage them to ask the teacher .step 3 reading1.discuss the pictures and talk about the scientists’ major discoveries.2.do exercise 2 by themselves.3.let the students look at Reading Strategies and check their answers to exercise 1 and 2.4.play the tape twice, and do exercise 4.step 4 language points1.think over v.仔细考虑, 重新考虑2.be aware of v.知道, 意识到eg: Everybody is aware of the importance of study.每个人都意识到了学习的重要性。

北师大版高中英语选修7Unit 20 Lesson 3 Scientific Breakthroughs 课件课件ppt

Theory of relativity
It showed time, mass and
length 4. change according
to our experience of them.
Reading Task:
Edwin Hubble
It proved that the universe
5.New galaxies like was vastly 6. larger than
4. Hubble studied the universe for over twenty years.
5. Hubble discovered that our galaxy is bigger than we thought it was.
6. Fleming had been studying bacteria in his laboratory when the discovery happened.
Alexander Fleming
Penicillin
It saved
7.
Eckert and Mauchly
The first computer
It was produced to increase the US Navy’s missiles.
8 of the
Percy Spencer
9.
It helps us prepare meals in minutes.
hospital when you die.
Are these statement true or false according to the text or is there no information?

高中英语_Unit_20_Lesson_3_Scientific_Breakthroughs_课件_北师大版选修7

Reading Task:
In the 20th century, many amazing discoveries were made in medicine, communications and transport, let alone our knowledge of 1 .
Some pioneers Discoveries\ Inventions 2 Albert Einstein Theory of relativity Edwin Hubble Alexander Fleming Eckert and Mauchly Percy Spencer Without these different world. 10 5 we live in Penicillin The first computer 9 . like the one It showed time, mass and length 4 according to our experience of them. It proved that the universe was vastly than had previously been thought. It saved 7 . 8 of the 6 . . . Significance It showed how a small piece of mass could produce an unbelievable amount of 3 .
Alexander Fleming
John William Mauchly and J. Presper Eckert
The designer of ENIAC, the first commercial computer made in the United States.

北师版选修7Unit 20 Period 3 Lesson 3 Scientific Breakthroughs

Period Three Lesson 3 Scientific BreakthroughsⅠ.单词自测1．procedure n．步骤；程序2．donate vt.捐赠；赠送3．correspond vi.通信；符合4．meanwhile adv.同时5．split vi.分离，分开6．premier adj.最重要的；n.总理7．outspoken adj.直言的，坦率的8．outcome n．后果，结果9．cure vt.治愈10．wrestle vi.努力解决；摔跤；搏斗11．patent n．专利Ⅱ.短语自测1．range_from...to...在某范围内变化2．replace...with...用……代替……3．figure_out计算出4．be_thought_to_be被认为是……5．turn_to_sb.向某人求助6．wrestle_with_sth.努力解决难以处理的事物7．be_dedicated_to献身于；专注于8．by_mistake错误地；由于差错9．be_grateful_for感谢……，对……心存感谢10．experiment_with试验……，试用……1．In the summer of 1905，this outspoken young man was_rocking his one－year－old baby when he was suddenly inspired.1905年的夏天，这位直率的年轻人正摇着他一岁大的孩子，这时他突然产生了灵感。

2．Einstein had already become world－famous when a young ex－lawyer，returning_from_the_First_World_War，started work in California.从一战中转战回来，曾经担任过律师的年轻人在加利福尼亚开始工作时，爱因斯坦已经举世闻名了。

2019-2020年高中英语Unit20lesson3Scientificbreakthroughs教案北师大版选修7

2019-2020年高中英语Unit20lesson3Scientificbreakthroughs教案北师大版选修7 Teaching Aims:1.To use proper reading strategies for different tasks.2.To improve practical reading skills and ability3.To get familiar with scientific breakthroughs in the last centuryTeaching difficulties: learn to use reading strategiesTeaching Aids: puterTeaching procedures:Ⅰ. Warming up: quizUse some descriptions and pictures , ask students to guess who the great scientist is.(由此引入本课话题：scientists, and scientific breakthroughs)Ⅱ. Reading Practice1.reading for general idea(1.) Show students the reading strategy for general idea. Then students read the text and do some exercises.(2) Ex2.Try to match the discoveries with how they were discovered?(3) multiple choice: The purpose of this article is ____.A.the introduction of the Wright BrothersB.the introduction of the process of scientific breakthroughC.introduction of the major scientific discoveries in the 20th centuryD.the contributions scientists made to the world（4）books closed. Match the pioneers with the deeds2. reading for specific information(1) show the reading strategies and let students work in groups to do some T or F exercise.(2) While Albert Einstein was rocking his one-year-old baby, he _______.A.was aware of recent scientific developments.B.thought over Marie Curie’s research.C.he showed that not even time, mass or length are constant.D.came up with the famous “ theory of relativity”(让学生思考：各个选项是否来自课本，干扰项是如何设置来迷惑人的，are the reading strategies useful and effective?)(让学生在探索中学会运用阅读技巧获取和处理信息，学会合作学习)Ⅳ. after readingTask 1. Vocabulary: Exs 5 in the text book and ask students to find some useful expression in the text.Task 2. Discussion: talk about scientific breakthroughs and their influence on our life2019-2020年高中英语Unit20NewFrontiersLesson1Futurology(将来时)教案北师大版选修7Teaching aims:1. To go over the simple future2. To familiarize with future perfect and future continuous3. To do some exercises about the future, and just talk about past simple future and past future perfect4. To develop the students’ ability to express their imaginations and to cooperate by working in pairs and groupsTeaching procedure:Step 1.Warm-upA.To show some pictures of xx Beijing Olympic Games, to lead in the topic : the future is sobrightB.To suppose you want to see the games in Beijing in 2oo8, what is your plan for the future?(to see the cartoon, to go over simple future )(1.一般将来时表示将要发生的动作或出现的状态，由shall(will)＋原形动词；(2.或am(is, are)+going to+原形动词构成(3.动词如go, e, leave, begin等可用现在进行时表示未来表示计划或安排的动作(4.Am(is, are )+to+原形动词，表示计划或安排好的动作(5.Am(is, are)+about +原形动词表示最近将发生的动作，一般不带时间副词或片语(6.动词e, go, arrive, leave, start, begin, return的一般现在时可以表示将来，主要用来表示在时间上已确定或安排好的事情Step2. Learn the future perfectA.To introduce some works the Beijingers are doing, and ask the students to suppose whatwill have been done before the games?B.To introduce the new grammatical structure : sb will have doneC.To show more pictures of our school, and ask the Ss to make some sentences:D.Practice another sentence pattern: When we have had----, we willE: time clauses (1)在when,as soon as,until, before, after时间状语从句中，通常用现在完成时代替将来完成时，主句用将来时Step3. Learn the future continuousA.Show the opening time of Beijing Games : xx年8月8日晚上8点08分ask them what theywill be doing at that timeB.To introduce the new grammatical structure: sb will be dongC.Show the pictures of some students, ask them to make sentences:If I have, I will be -------D.To conclude the time clauses(2)E.在when,as soon as,until, before, after时间状语从句中，通常用一般现在时代替将来时，主句用将来时Step 4. The mixed use of future continuous and future perfectA Ask the students to do the exercises in the text in different groupsB Test some studentsStep5. ConclusionA.To do some multiple choices(1). I __________ for you until you _____your work.A will wait, will finishB have waited, will have finishedC will be waiting ,have finishedD have waited; have finished(2). By the year of 2052, they ________the secret of AIDS.A have discoveredB will have discoveredC will be discoveringD will discover(3). If I had a lot of time, I ___________around the world.A will travelB would travelC will have traveledD had traveled(4). If you hadn’t helped me yesterday, I ________________my work.A wouldn’t finish B. wouldn’t have finishedC hadn’t finishedD shouldn’t have finishedB.To say something about past perfect futureC.To sum up the usage of the future时态形式用法一般将来时will/shall do, 将要发生的动作或出现的状态be going to, be(about)to将来进行时will be doing 将来某时正在进行的状态或动作，将来完成时will have done 将来某一时之前已经完成的动作过去将来时would do/was going to 从过去某一时间看来将要发生的/was(about) to 动作或存在的状态过去将来完成时would have done 与过去事实相反的虚拟语气D.To sing a song (optional )Step 6. HomeworkA English Weekly (No30)B Write a short passage to make predictions about you and your classmates in ten years’ time, using the new grammar we have learned today.(The words of the song:)"There You'll Be"When I think backOn these timesAnd the dreamsWe left behindI'll be glad 'causeI was blessed to getTo have you in my life When I look backOn these daysI'll look and see your face You were right there for me[Chorus:]In my dreamsI'll always see you soar Above the skyIn my heartThere will always be a place For you for all my lifeI'll keep a partOf you with meAnd everywhere I am There you'll beWell you showed meHow it feelsTo feel the skyWithin my reachAnd I alwaysWill remember allThe strength youGave to meYour love made meMake it throughOh, I owe so much to youYou were right there for me[Repeat chorus]'Cause I always saw in youMy light, my strengthAnd I want to thank youNow for all the waysYou were right there for meYou were right there for meFor always(2) True or false1.People who are worried about future are called futurologists.2.The experts attending the seminar will be discussing the influence of future on thetechnology.3.According to the text, puters will be more intelligent.4.By the year 2030, human-like robots may be sent around our bodies to carry out repairsand keep us healthy.5.According to the text, we may be able to live in other suitable places in our solar system atthe end of the century.(3) To check the homework( show the answer on the screen )(4) To ask the students to read aloud the words and phrasesB. To sum up the usage of simple future(1)to show a table;(2)to see a cartoon2. Learning future perfect and future continuousA Match Column A with Column BB To learn about future perfect(1)To present the sentences(2)To show up the form of future perfect(3)Drill training(4)To practice in groups: to show the pictures of our schools’ future classroom, dining room,library and laboratory and ask them what will our school have done by the end of xx?(5)To sum up the usage of future perfectC To learn about future continuous(1)To present the sentences(2)To show up the form of future continuous(3)Drill training(4)To practice one by one: to show the pictures of some students and ask them what they will bedoing in the morning of March 14, xx(5)To sum up the usage of future continuous3.To practice the using of future perfect and future continuousA: exercise in the textA works in groups(different groups have different tops, the Ss are asked to do the exercise orally and then some of them are checked)B: Do an interviewMake a prediction about each other in ten years’ timeC: Make a report4. Go over what we learn5. End up the lesson with a song.。

高中英语Unit20Lesson3《ScientificBreakthroughs》课件2北师大版选修7

7.His only reason for investing in the company
was to it .
8.Children can
being involved in
community projects.
9.Furious by now,I
, leaving him
பைடு நூலகம்
sitting there shocked and white-faced.
每个人都意识到了学习的重要性。
I was not aware of the fire.
我没有意识到火。
3.such as adv.例如...,象这种的, 诸如..., 譬如说; 象...那样的; 如此...以致 4.a piece of mass
5.an amount of adj.许多, 相当数量的; 一些 6.theory of relativity 7.for example 8.at the speed of以...的速度
c)compound noun(adj.+noun): flying machine; nuclear bomb
d)compound verb: mass-produce;double-check
e)compound adjective: one-year-old;world-famous; far-reaching
Vocabulary
Phrasal verbs
Exercise 7
Read and then match these verbs with those in bold in the text.
take over get across get on fine makes up for figure out

北师大版高中英语选修七Unit 20《Lesson 3 Scientific Breakthroughs》教案 2

Unit 20 Lesson 3 Scientific Breakthroughs Teaching Aims:1.To use proper reading strategies for different tasks.2.To improve practical reading skills and ability3.To get familiar with scientific breakthroughs in the last centuryTeaching difficulties: learn to use reading strategiesTeaching Aids: computerTeaching procedures:Ⅰ. Warming up: quizUse some descriptions and pictures ，ask students to guess who the great scientist is.(由此引入本课话题：scientists，and scientific breakthroughs)Ⅱ. Reading Practice1.reading for general idea(1.) Show students the reading strategy for general idea. Then students read the text and do some exercises.(2) Ex2.Try to match the discoveries with how they were discovered？(3) multiple choice: The purpose of this article is ____.A. the introduction of the Wright BrothersB. the introduction of the process of scientific breakthroughC. introduction of the major scientific discoveries in the 20th centuryD. the contributions scientists made to the world(4) books closed. Match the pioneers with the deeds2. reading for specific information(1) show the reading strategies and let students work in groups to do some T or F exercise.(2) While Albert Einstein was rocking his one-year-old baby，he _______.A. was aware of recent scientific developments.B. thought over Marie Curie’s research.C. he showed that not even time，mass or length are constant.D. came up with the famous “ theory of relativity”(让学生思考：各个选项是否来自课本，干扰项是如何设置来迷惑人的，are the reading strategies useful and effective？)(让学生在探索中学会运用阅读技巧获取和处理信息，学会合作学习)Ⅳ. after readingTask 1. Vocabulary: Exs 5 in the text book and ask students to find some useful expression in the text.Task 2. Discussion: talk about scientific breakthroughs and their influence on our life。

北师大版高中英语选修七Unit 20《Lesson 3 Scientific Breakthroughs》课件 1

program. 11. The scientist who discovered microwaves invented
microwave ovens. 12. Today it is possible to donate your heart to
hospital when you die.
Are these statement true or false according to the text or is there no
The World First Computer
Percy Spencer, an American engineer and inventor, discovered microwaves.
Percy Spencer
Try to match the discoveries with how they were discovered?
2. Einstein participated in the program that developed the nuclear bomb.
3. Einstein observed changes in time, size and mass.
4. Hubble studied the universe for over twenty years.
original goal. T 10. The first computer was extremely difficult to
program. NI
11. The scientist who discovered microwaves invented
microwave ovens. NI
12. Today it is possible to donate your heart to

Unit 20 Lesson 3 Scientific Breakthroughs 课件2-优质公开课-北师大版高中选修7精品

Period Three
[语境助记1] (1)The doctor will see you again next week.Meanwhile， you must rest as much as possible. 医生下周还会给你看病。在此期间，你要尽可能地多休息。 (2)The incomes of skilled workers went up.In the meanwhile，unskilled workers saw their earnings fall. 技术工人的工资上涨了。与此同时，非技术工人则发现他们的工资下降了。
Mauchly，
a physicist，to wrestle with the problem and produce a 海军部队向工程师埃克特和物理学家莫克利求助，希望能够解决这个难题，并研制一种可以做这项工作的机器。
Period Three
[归纳拓展] turn to(to 为介词，后跟名词或 v.ing)转向；翻到；求助于；变成 turn down(音量等)调低；拒绝 turn in 上交 turn off 关上 turn on 打开 turn out 证明是，结果是 turn over 翻转 turn up 开大音量；出席，到场
Period Three
[语境助记] (1)According to a medical specialist，the only way to cure backache is to rest. 据一位医学专家说，治愈背痛的唯一方法是休息。 (2)Parents must try to cure their children of bad habits. 父母要努力纠正孩子们的不良习惯。 (3)They are trying to find a cure for the disease. 他们正努力寻找治疗这种病的方法。

高中英语北师大版模块7【教学课件】Unit 20 Lesson 3

北师大出版社高二|选修7
In the 20th century, the world changed completely.
What led to the changes?
Discoveries!
北师大出版社高二|选修7
Can you tell me what are the scientific discoveries around you?
C. Edwin Hubble D. Eckert and Mauchly
北师大出版社高二|选修7
2. Choose the best answers.
1) From the first paragraph, we know that __________. A.there were not many remarkable discoveries in the 20th century B. there are many great discoveries in the 20th century C. it is easy to choose the most important discovery in the 20th century D. great discoveries are waiting for us to make
A D
4. During the 2nd world war, the US Navy turned to them to produce a machine. They didn’t finish until after the war, in February 1946. A. Elbert Einstein B. Alexander Fleming
北师大出版社高二|选修7