高中英语Unit 4 Scientists who changed the worldExtended reading背景图课件ppt

这是一份高中英语Unit 4 Scientists who changed the worldExtended reading背景图课件ppt，共8页。PPT课件主要包含了Lead in，chemistry，useful，serious，evil，doubt ，freedom，welcomed，para7等内容，欢迎下载使用。
What's the imprtance f science?
Des science always make gd things fr everybdy？
bichemistry
infrmatin technlgy
Science is a duble-edged swrd.
Nw we're ging t understand the value f science in a scientist's eyes.
Richard Feynman
wn the Nbel Prize in Physics 1965Brn: 11 May 1918, New Yrk, USADied: 15 February 1988,
Let's read and find ut hw the writer explains his ideas.
1. Enables us _________________________2. Prvide us with _____________________3. Scientists have the freedm t __________
Part 2(paras.______)Three values f science
Part 1(paras.______)Intrducing the tpic
Part 3(para.______)Duty f scientists
*When I was yung,I thught science was ______.*During the war, I fund science was bviusly ___________.*Is there sme ________invlved in science?
*prgress is the fruit f _________f thught*Dubt is ___________and discussed
Fast reading
Analyze the structure
t d and make all kinds f things.
the intellectual enjyment
Task 1 Read the Paras.1～2 carefully and chse the best answer.1．Hw did the authr intrduce the tpic?By asking a questin. B. By making a cmparisn.C. By giving an example. D. By quting a famus saying.2．What made the authr change his attitude t science's value?His experience during the war. B. His research n science.C. His knwledge abut science. D. His cmmn sense.
Task 1 Read the Paras.1～2 carefully and chse the best answer.1．What des the wrd “evil” in Paragraph 1 refer t?A．Crime. B．Impact.C．Mistake. D．Disadvantage.
Read paragraphs 1-2 carefully and find ut sme expressins with negative meaning t pint ut that there may be sme “evil invlved in science”.
Detailed reading para 1-2
Befre the war
After the war
Making gd things
Being useful and gd
Putting ur future at risk
Serius and destructive results
Authr’s internal cnfusin (paras. 1-2)
What is the value f science?
Read paragraph 3 and judge T/F.
1. Science is a pwerful creatin and applicatin enabling us t d everything.2. If we use science t make gd things, it is t the credit f science itself.3. Science knwledge carries instructins n hw t apply it, s it can d either gd r bad.
the first value(para. 3)
Detailed reading para 3
Detailed reading para. 3
What d these “it” refer t?
making gd things
scientific knwledge
In this paragraph,the prnunce “it” is used 5 times.What des “it” refer t in each case?
The first tw(line 12) refer t “making gd things”,the final three (line 14and 16) refer t “scientific knwledge”.
the secnd value (para. 4)
Read paragraph 4 and chse the best chice.
1. Which f the fllwing is the intellectual enjyment that the science prvides us with? A. excitement and mystery B. inspiring peple t explre deeper C. pleasure and cnfidence D. abve all2. Hw d we understand “We turn ver each new stne t find unimagined strangeness.”? A. Scientists are curius t find sme treasures under a stne. B. Scientists are curius and determined t uncver scientific mysteries. C. Scientists are curius t d all srts f researches. D. Scientists are curius t meet unimagined difficulties.
Detailed reading para. 4
Detailed reading para.4
The keywrd f this paragraph is ____________________. Then can yu find the expressins with psitive meaning Feynman used t creat the atmsphere f “enjyment”?
intellectual enjyment
Read paragraghs 5-7 and answer the fllwing questins.
1. What experience is f great imprtance when scientists explre science? ________________________________________________________2. What des Feynman call n the scientists t d?
The experience with ignrance and dubt and uncertainty.
T declare the value f this freedm, t teach hw dubt is nt t be feared but t be welcmed and discussed; and t demand this freedm as ur duty t all cming generatins.
Detailed reading paras.5-7
It is ur respnsibility as scientists, knwing the great prgress that is the fruit f freedm f thught, t declare the value f this freedm; t teach hw dubt is nt t be feared but t be welcmed and discussed; and t demand this freedm as ur duty t all cming generatins.
parallelism (排比)
1. What is the main idea f the last tw paragraphs?A. Ignrance and uncertainty are essential in science.B. Great prgress in science is the fruit f freedm f thught.C. The struggle against authrity is imprtant t scientific prgress.D. Our freedm t dubt shuld be ensured.
2. What can we learn frm the text?A. Peple shuld avid ignrance in science.B. Mystery can lead t strangeness in science.C. Pets and dreamers have the wildest imaginatins.D. Sme kinds f science represents destructin t humans.