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新外研社高中英语必修三
Unit3 The World of Science
Developing ideas教学设计
教学目标：
By the end of this period, students will be able to:
1.Understand the main idea and the key information of the text,and then summarise it;
2.Know the stylistic features of an essay and practise identifying essays;
3.Gain a thorough understanding of this unit and cultivate a spirit of scientific exploration.
教学重难点：
Instruct students to recognise the stylistic features of an essay and foster a spirit of scientific exploration.
教学方法：
W-P教学法， Task-based Teaching Method
教学资源：
教材、教具、多媒体课件、学案、黑板和粉笔。
教学设计:
Step Ⅰ　Lead-in
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 and the US Constitution.Apart from being a successful statesman,he was also well known as a leading American author,printer and publisher,successful diplomat,creative scientist and inventor.
Step Ⅱ　While-reading
Activity 1　Read for the main idea
Read the passage and find out what Franklin’s experiment aimed to prove.
FRANKLIN’S EXPERIMENT:
How Much Is True
Learning to learn
An essay title often contains an explicit or implicit question which your essay should focus on answering.For example,the title “Franklin’s Experiment:How Much is True ”makes it clear what question is being answered within the essay.
Suggested answers:
Franklin’s experiment aimed to prove that lightning was a form of electricity.
Activity 2　Read for detailed information
Number the statements to show how people’s attitudes towards Franklin’s experiment have changed.
□Franklin’s spirit of scientific exploration is still considered an inspiration.
□People are amazed at and inspired by Franklin’s experiment.
□Scientists question what really happened in Franklin’s experiment.
Suggested answers:
3 1 2
Activity 3　Think and share
1.Do you think it matters that Franklin’s experiment might not be true Why
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”
3.What qualities do you think a great scientist should have
4.In what ways do scientists contribute to society
Suggested answers:
1.Students’ own answers.
2.Students’ own answers.
3.Students’ own answers.
4.Firstly,scientific discoveries promote the development of our society.Secondly,the contributions of scientists in medicine extend our lifespan.Thirdly,scientists have invented a lot of surprising tools that fundamentally improve our living standards.
Step Ⅲ　Post-reading
Group work:Explain your understanding of the saying “Seeing is believing”, and then give a talk about it.You may use information in the passage as examples.
1.Make notes about your understanding of the saying and list supporting details.
Your understanding Supporting details
2.Organise 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 the class.
Step Ⅳ　Homework
Language points and translation
1.Apart from being(be) a successful statesman,he was also well known as a leading American author...
【翻译】 他不仅是一位成功的政治家,还被称为美国著名的领军作家……
【解析】 apart from:除……外(=except for,except);除……之外还有……(=besides),其后常跟名词、代词、动词-ing形式及名词性从句。
【活学活用】
(1)　　　　　　　　　　　　　,she has to pay a membership fee.
除了要填表格之外,她还要缴纳会费。
(2)　　　　　　　　　　　　　,swimming is a very useful skill.
除了有趣外,游泳还是一门很有用的技能。
(3)　　　　　　　　　 two men on watch in the room,everyone was asleep.
除了两个人在房间值班外,所有人都在睡觉。
2.However,neither the story nor the details of the experiment are entirely true.
【翻译】 诚然,虚构常常比事实更为有趣。
【解析】 (1)more than one+n.(可数名词单数)意思为不止一个,在句中作主语时,谓语动词要用单数形式。
(2)along with,with,together with,as well as,except,but,besides,rather than,like等连接名词或代词作主语时,谓语动词与其前面的主语形式一致。
(3)neither...nor...,or,either...or...,not only...but also...等连接并列主语时,谓语动词与最近的主语保持一致。
【活学活用】
(1)Either you or the headmaster 　　　　　　(be) to hand out the prizes to those gifted students at the meeting tomorrow.　
(2)The students as well as the teacher 　　　　　　(be) present at the meeting now.
(3)A library with five thousand books 　　　　　　(offer) to the nation as a gift so far.
(4)Neither he nor I 　　　　　　　(finish) the experiment yet.
(5)More than one student 　　　　　　　(agree) with this plan at the moment.
Suggested answers:
1.(1)Apart from filling out/in a form
(2)Apart from being fun
(3)Apart from
2.(1)is　(2)are　(3)has been offered　(4)have finished　(5)agrees
Step Ⅴ　评价量规
学习目标 目标达成评价等级
A B C D
Understand the main idea and the key information of the text,and then summarise it;
Know the stylistic features of an essay and practise identifying essays;
Gain a thorough understanding of this unit and cultivate a spirit of scientific exploration.
教学反思：
本板块语篇类型为论说文，介绍了人们对Franklin著名的风筝试验真实性的怀疑和求证，学生通过阅读和完成活动初步了解科学精神的内涵，培养批判性思维。通过这一板块的学习，学生能够体会科学求证的精神、了解物理试验的操作过程，并初步掌握实验报告的文体特点和写作。

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