课件28张PPT。Unit 1 Great Scientists Period 1Isaac NewtonAlbert EinsteinSteven HawkingDo you know these great scientists and their main achievement? 1. Can you name some famous scientists?Warming upName some famous scientists you know at home and abroad, then find out some common characteristics of these scientists according to the new words common characteristicscautiouspersuasivestrict(be strict with
sb)positiveco-operativecreativebright(brightness)enthusiastic2.Quiz
What do you know about great scientists?1. Which scientist discovered that objects in water are lifted up by a force that helps them float? Key
2. Who wrote a book explaining how animals and plants developed as the environment changed? Key 3. Who invented the first steam engine? Key
4. Who used peas to show how physical characteristics are passed from parents to their children? Key
5. Who discovered radium? Key
6. Who invented the way of giving electricity to everybody in large cities? Key
7. Who was the painter that studied dead bodies to improve his painting of people? Key
8. Who invented a lamp to keep miners safe underground? Key
9. Who invented the earliest instrument to tell people where earthquakes happened? Key
10. Who put forward a theory about black holes? Key
11. Who was the first epidemiologist?
Key Archimedesback阿基米德（公元前287~前212年）
阿基米德是古希腊杰出的数学家和物理学家。他青年时代曾在古希腊世界文化中心亚历山大里亚学习，在那里研究天文学、数学和力学。他发明了“阿基米德螺旋提水器”和靠水力发动的天象仪；系统总结并严格证明了杠杆定律，为静力学奠定了基础；他发现阿基米德原理，奠定了流体静力学的基础。公元前212年阿基米德所在的叙拉古城被罗马军队占领，正在沙地上画着几何图形聚精会神地思考问题的阿基米德，被闯进来的罗马士兵杀死。
Charles Darwin“The Origin of Species”backNewcomen’s steam enginebackhttp://www.keveney.com/newcommen.htmlGregor Mendel inheritance 遗传backThe Only person ever to receive two Nobel Prizes , one in physics and the other in chemistry.Marie Curie Pierre CuriebackThomas Edison Edison and his phonograph 留声机backLeonardo de VinciMona Lisa The last supperbackSir Humphry Davy The safety lamp invented by him , also called the Davy lamp backZhang Heng Seismograph
地震仪BackThe earliest instrument
of telling earthquakesStephen HawkingBackReading John Snow defeats “King Cholera”cholera______ the cholera _____ the dirty waterLinktovirusinfectious(infect)http://www. Ph.ucla.edu/epi/snow.html#Map%201%20(1854)John Snow,(1813-1858) British, anesthetist and more importantly , “ Father of epidemiologist ”.遗传学
电
浮力定理
镭
进化论
画家
蒸汽机
矿工安全灯
黑洞理论
地动仪
阿基米德 Archimedes
达尔文 Charles Darwin
纽可门 Thomas Newcomen
孟德尔Gregor Mendel
居里夫人Marie Curie
爱迪生Thomas Edison
达芬奇Leonardo de Vinci
汉弗来.戴维爵士Sir Humphry Davy
张衡Zhang Heng
斯蒂芬.霍金 Stephen Hawkingpre-readingBacteria of choleraDo you know about cholera?draw a conclusionthink of a methodcollect resultsmake up a questionfind a problemanalyse the resultsrepeat if necessaryfind a problemmake up a questionthink of a methodcollect resultsanalyse the resultsrepeat if necessarydraw a conclusionDo you know how to prove a new idea in scientific research?课件20张PPT。language points1. Doctor John Snow was so famous that he attended Queen Victoria to ease the birth of her babies.
1) to be present at ; go to
他决定亲自赴会
He decided to attend the meeting himself.
2) to look after; care for; serve
Which doctor is attending (on ) you ?
3) to go with
The work was attended with much difficulty.2. ……ordinary people exposed to choleraExposing your skin to the sun often does you great harm.
People ~d to nuclear radium are easy to catch cancer.3. So many thousands of terrified people died every time there was an outbreak.
every time conj.
每次见到他,我就想起在我们之间发生的事情.
Every time I meet him, I always think of the things happened between us.
You can come any time you like.
He happened to be out last time I called on you.4. He knew it would never be controlled until its cause was found control v.
e.g The government tries its best to control prices.
He cannot control his anger.
You are trying to control me as though I were your slave.
control n.
The driver lost control of his car and it knocked into a tree. The car was out of control and ran into a wall.
Mr Brown is in control of the money.
The money is under the control of Mr Brown.
lose control of/be(go) out of control 失去控制
in control of … 在…的控制下
under the control of… 被…控制着5. He got interested in two theories explaining how cholera killed people.
我在森林中迷路了
I got lost in the forest.
6. suggestThe first suggested that cholera multiplied……
The second suggested that people absorbed ……
He suggested that the source of all water supplies be examined and new methods of dealing with polluted water be found.
7. absorb vt&vi1).to take or suck in (liquids) 吸收
e.g Dark surfaces ~ more heat from the sun.
A sponge(海绵) absorbs water.
2). to take in (knowledge,ideas) 专心于
e.g The little girl was absorbed in reading a tale.*be absorbed in …8. ……the cholera outbreak was so severe that more than 500 people had died in 10 days1). so serious; so bad (人,纪律)严厉的,严格的
e.g I think you are too severe on the boy.
e.g His severe looks frightens me.
2). very harmful or painful; serious or uncomfortable (疼痛)剧烈的
e.g He has a severe pain in his leg.be severe on… =be strict with…9. It seemed the water was to blame.~ sb. for …
~ …upon / on sb.
A bad man always ~s his tools.
She ~d the failure of their marriage on him.
be to blame 不能用于被动语态
我应该被责备
I am to blame for our losing the game.
It’s I who am to ~ for our losing the game.10. In addition, he found two other deaths on another part of London that were linked to the Broad Street outbreak. in addition
in addition to
~ ~ to the names on the list, there are 6 other applicants.
They will be five of us for dinner ~ ~ to Tom.
link The roads ~s all the new towns. He ~ed up all the different pieces of information. link… to / with… We should ~ up theory with practice.connect … to / with…11. …she had had it delivered form the pump to her house every day. I had my watch repaired yesterday.
She had her watch stolen.
I will have my boy mail this letter.
12. announce V. 1). to make known publicly 发表,告知.宣布..
e.g The government announced its new economic policies.
e.g The news was announced to the public on TV.
2). to state in a loud voice(the name of a person or thing, as of people at a party or aircraft at an airport) 宣布(客人的名字,到达等)e.g His servant announced Mr and Mrs White.
3). to make clearly known (事情)显示…,预告
e.g Warm sunshine announces the coming of spring.
Announcement N. Discussion of styleThis passage is written as a report
formal language
no vivid descriptions
keep to the factNext, John Snow looked into the source of the water for these two streets. look into
look forward to
look after
look for
look down uponFind out the main idea (or topic sentence) of each paragraph:John Snow wanted to use his knowledge to solve cholera.He got interested in two theories explaining…He needed to prove the second theory was correct.He found out that dirty water was the
cause of choleraPara. 1Para. 2Para. 3Para. 4Para. 5Para. 6Polluted water carried the diseaseFinally “King Cholera” was defeated课件20张PPT。Copernicus’ Revolutionary TheoryReading and writing Nicolaus Copernicusgod(God)movementspinloop Fast Reading
Use the reading to help you draw the two theories of the universe Before Copernicus’ theory Showing Copernicus’ theory A diagram showing the solar system with the earth at its centre. A diagram showing the solar system with the sun at its centre.哥白尼说：太阳屹立在宇宙的中心，行星围绕着太阳运行。离太阳最近的是水星，其次是金星，再次是地球。月亮绕着地球运行，是地球的卫星。比地球离太阳远的行星，依次是火星、木星和土星。行星离太阳越远，运行的轨道就越大，周期就越长。在行星的轨道外面，是布满恒星的恒星天。哥白尼错误地把太阳说成是宇宙的中心，他的宇宙模式是建立在肉眼观测基础上的太阳系构造图。
Careful Reading
Answer the questions: 1. What made Copernicus frightened and confused?4. What had the astronomers noticed in the sky?3. What was his theory about?2. Why could he not tell about his theory?5. When did Copernicus complete his theory?6. How did he explain changes in the movement of the planets and in the brightness of the stars?7. When did he publish his idea?8. Why was it published so late?9. Why do people think there is a link between his theory and the work…?1.lead to Too much work and little rest often ~ ~ illness.Only working hard ~s ~ your success.2. Only Only in this way________________________.can you learn English well.Only when one is away from home does one realize how nice home is.Only when ___ the truth, ___to realise that she was wrong.
A.did Mary hear; did she begin
B. Mary heard; she began
C. Did Mary hear; she began
D. Mary heard; did she begin3. make senseThis sentence doesn’t ~ ~.I can’t ~ ~ of this sentence.Can you ~ ~ of what the speaker says?What he said makes no sense.She is ~ing on a new novel.The student ~ed on his composition for hours.4. work on5. completeThe workers haven’t ~d the house yet. ~ a gift / a possibility / an opinion / a suggestionShe ~ed his offer of help.6. rejectThank You
