(
课件网) Unit 4 Scientists who changed the world Extended reading What's the importance of science Lead in Does science always make good things for everybody？ chemistry biochemistry information technology Science is a double-edged sword. Now we're going to understand the value of science in a scientist's eyes. Who is Bill Gates talking about in the video Richard Feynman won the Nobel Prize in Physics 1965 Born: 11 May 1918, New York, USA Died: 15 February 1988, Let's read and find out how the writer explains his ideas. 1. Enables us _____ 2. Provide us with _____ 3. Scientists have the freedom to _____ Part 2 (paras._____) Three values of science Part 1 (paras._____) Introducing the topic Part 3 (para._____) Duty of scientists *When I was young,I thought science was _____. *During the war, I found science was obviously _____. *Is there some _____involved in science *progress is the fruit of _____of thought *Doubt is _____and discussed Fast reading Analyze the structure 1-2 3-6 7 useful serious evil to do and make all kinds of things. the intellectual enjoyment doubt freedom welcomed Task 1 Read the Paras.1～2 carefully and choose the best answer. 1．How did the author introduce the topic By asking a question. B. By making a comparison. C. By giving an example. D. By quoting a famous saying. 2．What made the author change his attitude to science's value His experience during the war. B. His research on science. C. His knowledge about science. D. His common sense. Task 1 Read the Paras.1～2 carefully and choose the best answer. 1．What does the word “evil” in Paragraph 1 refer to A．Crime. B．Impact. C．Mistake. D．Disadvantage. Read paragraphs 1-2 carefully and find out some expressions with negative meaning to point out that there may be some “evil involved in science”. Detailed reading para 1-2 Before the war After the war Making good things Being useful and good Putting our future at risk Serious and destructive results Author’s internal confusion (paras. 1-2) Angel Devil What is the value of science Detailed reading para 1-2 Read paragraph 3 and judge T/F. 1. Science is a powerful creation and application enabling us to do everything. 2. If we use science to make good things, it is to the credit of science itself. 3. Science knowledge carries instructions on how to apply it, so it can do either good or bad. T F F the first value(para. 3) Detailed reading para 3 Detailed reading para. 3 What do these “it” refer to making good things scientific knowledge In this paragraph,the pronounce “it” is used 5 times. What does “it” refer to in each case The first two(line 12) refer to “making good things”, the final three (line 14and 16) refer to “scientific knowledge”. Detailed reading para. 3 the second value (para. 4) Read paragraph 4 and choose the best choice. 1. Which of the following is the intellectual enjoyment that the science provides us with A. excitement and mystery B. in ... ...
