unit20 lesson3 scientific breakthroughs[下学期]
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| 名称 | unit20 lesson3 scientific breakthroughs[下学期] |  | |
| 格式 | rar | ||
| 文件大小 | 2.7MB | ||
| 资源类型 | 教案 | ||
| 版本资源 | 北师大版 | ||
| 科目 | 英语 | ||
| 更新时间 | 2007-05-06 12:26:00 | ||
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课件33张PPT。 Scientific BreakthroughsScientific BreakthroughsPioneers of Sciencebacteria
penicillin
electricity
galaxy
theory of relativity
gravity
donatea. microscopic organisms
that cause disease
b. The force that attracts
objects to the Earth
c. a collection of star systems
d. a type of antibiotic drug
e. a form of energy
f. the theory in physics that
space and time are relative
concepts rather than
absolute concepts.
g. contribute3.Scientific BreakthroughsBefore you start
1. Do you know the major discoveries of
the scientists in the pictures?
Albert EinsteinEdwin HubbleAlexander FlemingEarly in his medical life, Fleming
Became interested in the natural
action of ____________. Then he
Discovered _________. Alexander Fleming
1881: born in _________bacteriapenicillinScotlandThe world ’s first computerWilbur WrightOrville WrightOrville WrightWilbur WrightThey were both born in ________.They made great contributions to the development
of __________.AmericaaircraftOne of the first aircraft1.The equation
e=mc2
2.Penicillin
3.The first
computer
4.Other galaxiesa) Scientists worked
together as a team
b) There was a lucky accident
c) A scientist did research for many years
d) A scientist was inspired 2.Try to match the discoveries (1-4) with
how they were discovered (a-d) ?
d )b )c )a )ReadingPioneers of ScienceFast reading Task 1
1. Einstein was at work when he thought
of the equation “e=mc2”.
2.. Einstein participated in the programme
that developed the nuclear bomb.
3. Einstein observed changes in time, size and mass. FT F4. 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.
7. There was a blue mould around the bacteria in the dish.
8. Fleming developed the process of making penicillin.
9. The first computer project failed to meet its original goal.
10. The first computer was extremely difficult to program. NIFNITTINF11. The scientist who discovered microwaves invented microwave ovens.
12. Today it is possible to donate your heart to hospital when you die.FTLanguage points: break though n. 突破／主要成就
a breakthough in cancer research
突破障碍／突破／太阳从云间出来
Eg. The enemy’s defences were strong but our soldier broke through.
The sun broke through the clouds.
breakthough sth.= overcome
２．dilemma n.进退两难之境/左右为难
be in a dilemma处于进退两难之境
place sb. In a dilemma
使某人处于进退两难之境
You place me in something of a dilemma.
你使我进退两难3. Procedure n. 诉讼程序 / 议事程序
the usual procedure at committee
委员会会议的一般程序
Stop arguring about procedure and get down to business.
停止争辩程序而致力于议事
procedural adj.
诉讼程序的 / 议事程序的4 . organ n. 器官/工作机关 / 组织
the organs of speech
语言器官
organs of digestion
消化器官
Parliament is the chief organ of government.
国会是政府的主要机关
an organ of government
政府机关
an eletronic organ
电子琴
an American organ
美式风琴
6 . donate 捐赠 / 赠送
donation
donation to the Red Cross
对红十字会的捐款
donation to the refugee fund
救济难民基金
7. Correspond with = be in harmony with 一致 / 调和
His report corresponds with the fact.
correspond to = be similar to
和……类似 / 相当
His expenses don’t correspond to his income.
他的花费与他的收入不相称
corresponding adj. correspondence n.
相当的，相同的
8. Particle n. 微粒 / 微量，极少量
particles of dust
尘埃
He doesn’t have a particle of sence.
他没有一点常识
9. Single sb. /sth. out
挑选
Why have you singled out this incident for criticism?
你为什么单挑这件事批评啊?
10. Outspoken adj.
直言的，坦白的
outspoken comments
坦率的批评
be outspoken in one’s remarks
说话直率
outspokenly adv.
outspokenness n.His world famous equation showed how a small piece of mass could produce an unbelievable amount of energy.他的世界著名的方程式显示出质量很小的物质怎样能产生出令人难以置信的巨大能量.11. mass n. 块 /集团 / 多数 /大量
a mass of earth
一块泥土
a mass of troops
一群军队
mass: (1);quantity of matter without a regular shape (2); a large number of (3); tech (in science) the amount of matter in a body.
)A mass of information ________ ( have ) been collected by them. Masses of books ________ ( have ) been sent to the countryside.
).创造历史的往往是民众．
3.)他遍体鳞伤．
4.)她说总的来讲她不喜欢孩子．
hashaveThe masses are often the makers of history.He was a mass of bruises.She says she doesn’t like children in the mass.12. Be about to do sth.
正要做某事
The sun is about to rise.13 . turn to
开始工作 / 动手做事
turn to sb.
求助于
She has nobody to turn to.
她无人可求助
14. Wrestle with sth.
努力解决难于处理的事物
wrestle with sb.
与某人摔交
wrestling match
角力或摔角比赛
wrestler
角力者/摔角者 / 艰苦奋斗者15. Delicate v.
奉献 / 贡献
He delicated his life to the service of his country.
他献身为国服务.
delication n.
Delication to Mr. Smith.
谨将此书献给史密斯先生
16 . By mistake
由疏忽 / 健忘等所致
I took your umbrella by mistake.
and no mistake
的确 / 毫无疑问
It’s hot today and no mistake.
mistake sb. /sth. for
误认为某人或某物
错把……当做
She is often mistake for her twin sister.
mistaken adj. mistakenly adv.
You’re mistaken.Vocabulary: Compound Words5. Match the categories (a-e) with the examples from the text (1-5) .
Then add examples of your own.a) compound noun (n. + n.) b) compound noun (v. + prep.) c) compound noun (adj. + n.) d) compound verb e) compound adjective1. one-year-old; world-famous; far-reaching2. CD player; jet engine3. flying machine; nuclear bomb4.breakthrough; outcome5.mass-produce;double-check
penicillin
electricity
galaxy
theory of relativity
gravity
donatea. microscopic organisms
that cause disease
b. The force that attracts
objects to the Earth
c. a collection of star systems
d. a type of antibiotic drug
e. a form of energy
f. the theory in physics that
space and time are relative
concepts rather than
absolute concepts.
g. contribute3.Scientific BreakthroughsBefore you start
1. Do you know the major discoveries of
the scientists in the pictures?
Albert EinsteinEdwin HubbleAlexander FlemingEarly in his medical life, Fleming
Became interested in the natural
action of ____________. Then he
Discovered _________. Alexander Fleming
1881: born in _________bacteriapenicillinScotlandThe world ’s first computerWilbur WrightOrville WrightOrville WrightWilbur WrightThey were both born in ________.They made great contributions to the development
of __________.AmericaaircraftOne of the first aircraft1.The equation
e=mc2
2.Penicillin
3.The first
computer
4.Other galaxiesa) Scientists worked
together as a team
b) There was a lucky accident
c) A scientist did research for many years
d) A scientist was inspired 2.Try to match the discoveries (1-4) with
how they were discovered (a-d) ?
d )b )c )a )ReadingPioneers of ScienceFast reading Task 1
1. Einstein was at work when he thought
of the equation “e=mc2”.
2.. Einstein participated in the programme
that developed the nuclear bomb.
3. Einstein observed changes in time, size and mass. FT F4. 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.
7. There was a blue mould around the bacteria in the dish.
8. Fleming developed the process of making penicillin.
9. The first computer project failed to meet its original goal.
10. The first computer was extremely difficult to program. NIFNITTINF11. The scientist who discovered microwaves invented microwave ovens.
12. Today it is possible to donate your heart to hospital when you die.FTLanguage points: break though n. 突破／主要成就
a breakthough in cancer research
突破障碍／突破／太阳从云间出来
Eg. The enemy’s defences were strong but our soldier broke through.
The sun broke through the clouds.
breakthough sth.= overcome
２．dilemma n.进退两难之境/左右为难
be in a dilemma处于进退两难之境
place sb. In a dilemma
使某人处于进退两难之境
You place me in something of a dilemma.
你使我进退两难3. Procedure n. 诉讼程序 / 议事程序
the usual procedure at committee
委员会会议的一般程序
Stop arguring about procedure and get down to business.
停止争辩程序而致力于议事
procedural adj.
诉讼程序的 / 议事程序的4 . organ n. 器官/工作机关 / 组织
the organs of speech
语言器官
organs of digestion
消化器官
Parliament is the chief organ of government.
国会是政府的主要机关
an organ of government
政府机关
an eletronic organ
电子琴
an American organ
美式风琴
6 . donate 捐赠 / 赠送
donation
donation to the Red Cross
对红十字会的捐款
donation to the refugee fund
救济难民基金
7. Correspond with = be in harmony with 一致 / 调和
His report corresponds with the fact.
correspond to = be similar to
和……类似 / 相当
His expenses don’t correspond to his income.
他的花费与他的收入不相称
corresponding adj. correspondence n.
相当的，相同的
8. Particle n. 微粒 / 微量，极少量
particles of dust
尘埃
He doesn’t have a particle of sence.
他没有一点常识
9. Single sb. /sth. out
挑选
Why have you singled out this incident for criticism?
你为什么单挑这件事批评啊?
10. Outspoken adj.
直言的，坦白的
outspoken comments
坦率的批评
be outspoken in one’s remarks
说话直率
outspokenly adv.
outspokenness n.His world famous equation showed how a small piece of mass could produce an unbelievable amount of energy.他的世界著名的方程式显示出质量很小的物质怎样能产生出令人难以置信的巨大能量.11. mass n. 块 /集团 / 多数 /大量
a mass of earth
一块泥土
a mass of troops
一群军队
mass: (1);quantity of matter without a regular shape (2); a large number of (3); tech (in science) the amount of matter in a body.
)A mass of information ________ ( have ) been collected by them. Masses of books ________ ( have ) been sent to the countryside.
).创造历史的往往是民众．
3.)他遍体鳞伤．
4.)她说总的来讲她不喜欢孩子．
hashaveThe masses are often the makers of history.He was a mass of bruises.She says she doesn’t like children in the mass.12. Be about to do sth.
正要做某事
The sun is about to rise.13 . turn to
开始工作 / 动手做事
turn to sb.
求助于
She has nobody to turn to.
她无人可求助
14. Wrestle with sth.
努力解决难于处理的事物
wrestle with sb.
与某人摔交
wrestling match
角力或摔角比赛
wrestler
角力者/摔角者 / 艰苦奋斗者15. Delicate v.
奉献 / 贡献
He delicated his life to the service of his country.
他献身为国服务.
delication n.
Delication to Mr. Smith.
谨将此书献给史密斯先生
16 . By mistake
由疏忽 / 健忘等所致
I took your umbrella by mistake.
and no mistake
的确 / 毫无疑问
It’s hot today and no mistake.
mistake sb. /sth. for
误认为某人或某物
错把……当做
She is often mistake for her twin sister.
mistaken adj. mistakenly adv.
You’re mistaken.Vocabulary: Compound Words5. Match the categories (a-e) with the examples from the text (1-5) .
Then add examples of your own.a) compound noun (n. + n.) b) compound noun (v. + prep.) c) compound noun (adj. + n.) d) compound verb e) compound adjective1. one-year-old; world-famous; far-reaching2. CD player; jet engine3. flying machine; nuclear bomb4.breakthrough; outcome5.mass-produce;double-check