外研版 (2019)必修 第三册Unit 3 The world of science学案

这是一份外研版 (2019)必修 第三册Unit 3 The world of science学案，共4页。

课
题
Unit 3 The wrld f science Develping ideas
课
型
新授课
课
时
第四课时
学
习
目
标
1. Guide students t understand the text and think abut hw true the stry behind an inventin may be.
2. Lead students t understand writing features and argumentatin style f essays and help them frm their wn pinins and develp critical thinking.
3. Guide students t cmplete reading and writing activities s as t grasp the methd f writing an experiment reprt.
重
点
难
点
1. Guide students t develp their reading cmprehensin f the essay and fcus n hw t develp the essay.
2. Lead students t think abut hw t express their arguments by listing supprting details.
3. Guide students t write an experiment reprt accrding t given instructins.
4.Hw t develp the students’ s ability f reading cmprehensin and express the pinins abut new schl.
学
法
指
导
1.课前30分钟自主学习，完成预习学案。
找出自己的疑惑和需要讨论的问题，用红笔做好标记。
2.课上25分钟高效讨论展示答案
3.课上10-15分钟答疑解惑。
4.课后20分钟巩固学习
课堂探究
Develping ideas
Step 1 Lead-in
1 Read the shrt intrductin t Benjamin Franklin and share any ther infrmatin yu knw abut him.
Benjamin Franklin(1706-1790)
was ne f the Funding Fathers f
the United States and helped draft the
Declaratin f Independence.
Apart frm being a successful
statesman, he was als well
knwn as a leading American
authr, printer, and publisher,
successful diplmat, creative
scientist and inventr.
2 Watch the vide and learn mre abut him.



Step 2 Reading
1. Fast reading
1 Read the passage and find ut what Franklin’s experiment aimed t prve.



2. Careful reading
Number the statements t shw hw peple’s attitudes twards Franklin’s experiment have changed.
 Franklin’s spirit f scientific explratin is still cnsidered an inspiratin.
 Peple are amazed at and inspired by Franklin’s experiment.
 Scientists questin what really happened in Franklin’s experiment.
Think & Share
1 D yu think it matters that Franklin’s experiment might nt be true? Why?



2 What is yur pinin abut the statement “ shuld nt always believe everything we read r hear--even if it is a great stry”?



3 What qualities d yu think a great scientist shuld have?



4 In what ways d scientist cntribute t sciety?





Hmewrk
1. Sum up what we learned in class and take ntes.
2.Preview the next perid.