Unit3Theworldofscience-DevelopingIdeas课件--高中英语外研版(2019)必修第三册.pptx
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1、Unit3 Lesson3Developing ideasPre-readingRead the short introduction toBenjamin Franklin and share any other information you knowabout him.Vocabularydraft v. 起草,草拟declaration n.声明,宣告experiment n.实验lightning n.闪电fiction n.虚构的事metal n.金属attach v 系,绑flash n.闪光conduct v.传导scientific adj.科学的entirely adv.
2、完全地gravity n.重力account n. 记述proof n.证明,证据SkimmingRead the passage fast and answer the questions.1. What did Franklins experiment aim to prove? His experiment aimed to test if lightning was really produced by electricity or something else.2. What does the new study say about the story of Franklins ex
3、periment? New research suggests that the story may be fiction instead of fact. 3. Why does the author offer the story about the apple falling Newtons head in the text?He gives another example to demonstrate the argument of the passage that the stories behind inventions may not be true. Match each pa
4、ragraph with its main idea.Para.1 A.Questioning accepted ideas.Para.2 B.Benefits of the stories about exploring science.Para.3 C.Benjamin Franklins famous experiment.Para.4 D.Facts should be proved.Para.5 E.Introduction of the topic.Para.6 F.Not everything about the experiment is true.Key:para. 1-E
5、para.2-C para.3 -B para.4 F para.5 -A para.6 DScanning1.Read the text carefully and choose the best answer.1.What did Franklins famous experiment aim to prove?A.It is dangerous to fly a kite during a storm.B.People were interested in electricity.C.Franklin was a great scientist.D.Lightning was relat
6、ed to electricity.2.What does the third paragraph mainly tell us?A.Schools should carry out more experiments.B.Franklins lightning experiment influences students much.C.It is important to find truth.D.Just one generation of students are curious about Franklin.3.What can be inferred from the passage?
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