(
课件网) By the end of this period, you will be able to: 1.understand the main idea of each paragraph; 2.analyze the language and rhetorical devices used in this lecture transcript; 3.write a summary of this lecture transcript; 4.explain the value of science. 1. Lead-in What is it Facial recognition system Function Invade privacy Negative effect Science is a double-edged sword. Now we’re going to understand the value of science in a scientist’s eyes. 1．What type of writing is the text A．Narrative writing. B．Argumentative writing. C．Expository writing. D．Practical writing. 2．What’s the main idea of the passage The main idea of the passage is _____. Activity 1 Fast-reading for basic information. √ the value of science While-reading 2. Skim the text and get the main idea of each part. Part 1(Paras.1－2)：_____. Part 2(Paras.3－6)：_____. Part 3(Para.7)： _____. Introducing the topic The value of science Duties of scientists 1．How did the author introduce the topic A. 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 A．His common sense. B．His research on science. C．His knowledge about science. D．His experience during the war. Introduction(Paras.1－2) Introducing the topic Activity 2 Careful-reading for details √ √ 3. What’s the author’s attitude to science during the war A．Positive. B．Negative. C．Neutral. D．Indifferent. √ Before the war After the war Making good things Being useful and good Putting our future at risk Serious and destructive results The author’s internal confusion (Paras. 1-2) Angel Devil What is the value of science Summarize 3 points of the value of science. Para.3:The first value: Para.4:Another value: Paras.5-6:The third value: Scientific knowledge enables us to do and make all things. It can provide the intellectual enjoyment. Scientists should have the freedom to doubt. Main body(Paras.3－6) The value of science Read para.3 carefully and answer the following questions: 1. In this paragraph, the pronoun “it” is used five times. What does “it” refer to in each case 2. According to Feynman, who should be blamed if the power of science is used to do something bad Para.3 What do these “it” refer to making good things scientific knowledge A. making good things B.an enabling power C. scientific knowledge D. the first way 2. According to Feynman, who should be blamed if the power of science is used to do something bad It is not the science, but the man misusing it that should be blamed. The key words of this paragraph is_____. Can you find the expressions with positive meaning Feynman used to creat the atmosphere of “enjoyment”. intellectual enjoyment Read para.4 carefully and answer the following questions: Para.4 Find out words or phrases positive in meaning. new stone refers to_____ “turn over each new stone” refers to the pro ... ...
