（2019新教材）外研版高中英语必修三 Unit3 Developing ideas理解+语言点 ppt课件.pptx

1、Unit 3 The World of Science 1. Read the short introduction to Benjamin Franklin and share any other information you know about him? Benjamin Franklin(1706-1790)was one of the Founding Fathers of the United States and helped draft the Declaration of Independence. Apart from being a successful statesm

2、an, he was also well known as a leading American author, printer and publisher, successful diplomat, creative scientist and inventor. Instructions A small cross of two pieces of light wood. Tie the corners of a handkerchief to the points of the cross. Add a tail to the frame. Tie a long string to th

3、e cross. Fix a sharp piece of metal to the top of the longer stick of the cross. Fasten a key to the end of the long string. Tie a silk ribbon to the string. Connect a condenser to the end of the string. How to make a kite and do the experiment string Whats the function of an essay title? An essay t

4、itle often contains an explicit or implicit question which your essay should focus on answering. For example, the title “Franklins Experiment: How Much Is True?” makes it clear what question is being answered within the essay. So if there is a title, wed better read it first to get to know the main

5、idea of the passage. Read the passage and find out what Franklins experiment aimed to prove. It was conducted to prove that lightning was a form of electricity. Number the statements to show how peoples attitudes towards Franklins experiment have changed. Franklins spirit of scientific exploration i

6、s still considered an inspiration. People are amazed at and inspired by Franklins experiment. Scientists question what really happened in Franklins experiment. 1 3 2 1) Do you think it matters that Franklins experiment might not be true? Why? eg No. Because what really matters lies in his bravery to

7、 do the experiment. 2) What is your opinion about the statement we should not always believe everything we read or hear - even if it is a great story? eg Sometimes a really great story may be not true, and we need to have critical thinking. 3) What qualities do you think a great scientist should hav

8、e? e.g. I think a great scientist should be patient, serious, brave, careful, creative and imaginative 4) In what ways do scientists contribute to society? They establish truth, make scientific discoveries and inventions, thus pushing our human society forward. Explain your understanding of the sayi

9、ng “Seeing is believing”, and then give a talk about it. You may use information in the passage as examples. Your understandingSupporting details We shouldnt believe what we dont see. The 4th paragraph of the passage. 1. Make notes about your understanding of the saying and list supporting details.

10、2. Organize your talk following the steps below. Start your talk by explaining how you understand this saying. Explain why you think this way. Use the notes you have made to support your ideas. End your talk by summarising your points. 3. Give your talk to class. 1. Apart from being a successful sta

11、tesman, he was also well known as a apart from 除了之外, 表示排除或例外, 具有 except, except for的含义。 eg We didnt see anyone all day, apart from a couple of kids on the beach. 此外, 除之外(还), 表示包括, 具有 besides, in addition to, as well as的含义。 eg Apart from John and Mary, ten other students in our class have seen the fi

12、lm. be known as 作为而出名 be known for 因为而出名 eg Ivan is best known for his work on the human brain. be known to 为所熟知 eg David is known to us as a hardworking man. 【即学即练】用适当的介词填空。 1) This small town is well known _ its gold mines. 2) Frank is known _ everybody _ the most honest boy in our class. to for a

13、s 2. Benjamin Franklins famous experiment with lightning has introduced experiment n. 实验 vi. 做实验 eg Our chemistry teacher asked us to do an experiment with metal. do/conduct/perform/carry out an experiment with experiment with attach v. 系, 绑; 贴 3. A metal key was attached to the string. be attached

14、to 被绑在; 附属于 attach great importance/significance to 重视 注意：to 是介词 eg The hospital is attached to the famous Medical School. We need to attach great importance to protecting our environment. 【即学即练】翻译下面句子。 1) They attach much importance to education. 他们认为教育很重要。 2) The horse was attached to a tree. 那匹马被

15、拴在一棵树上。 approach v. 临近, 接近 n. 接近, 临近; 方法, 途径 eg As the final exam approaches, we are busy preparing for it. They are trying to find new approach to solving their conflicts. 4. More than one generation of school-children has been amazed by his bravery and his scientific approach to looking for the tr

16、uth. 【即学即练】翻译下面句子。 1) As we approached the library, we saw Paul. 我们走近图书馆的时候，看到了保罗。 2) Our approach drove away the wild animals. 我们一走近，野兽全都跑开了。 3) Winter is approaching. 冬天要来了。 4) Some teachers have a more formal approach to teaching. 有些教师有更为正规的教学方法。 5. scientific experiments are important in order t

17、o and to contribute towards later scientific discoveries and inventions. contribution n. 贡献 make a contribution/contributions to 为做贡献 contribute to/towards 为做贡献; 有助于; 投稿 eg Riding bikes contributes to reducing carbon emissions. 6. In fact, more than one account suggests that while Newton , there is

18、no proof that it hit him on the head. account n. 记述, 描述；账户 on account of 意为“由于”。 eg On account of his youth, he was not allowed to take the senior course. take account of 意为“考虑”。 eg I hope my teacher will take account of the fact that I was ill just before the exams when she marks my paper. account

19、for意为“解释, 说明的原因”。 account作动词时，常与for连用。 【即学即练】选用方框内合适的短语并用其正 确形式填空(每个短语限用一次)。 account for, on account of, take account of 1) Flights were delayed two hours _ the thick fog. 2) The boy was asked _ his being late again. 3) We finally _ his suggestion. took account of on account of to account for 1. Read the passage as many times as possible. 2. Try to find more information about Franklins Kite experiment on the Internet. 3. Choose another world famous scientist and figure out what he/she is famous for. Write down your results and the reason why you choose him/her.