高中英语北师大版（2019）选择性必修第四册 Unit 10 Connections Lesson 1 How Closely Connected Are We 教案 一

Unit10ConnectionsLesson1How CloselyConnected AreWe教材分析本单元第一课是说明文文章介绍了六度分隔理论的定义、来源、发展、相关实验等教学目标在本课学习结束时，学生能够获取有关六度分隔理论的基本信息

1.进行关于六度分隔理论的实验的讨论

2.教学重难点【教学重点】引导学生获取有关六度分隔理论的基本信息【教学难点】帮助学生进行关于六度分隔理论的实验的讨论教学步骤Step1Warming-upHow manycontacts do you haveon socialmedia Howmany peopledoyouregularlycommunicate with设计意图创设情境，引入主题，激活学生已有语言和知识，为阅读做好准备Step2Pre-readingLook atthe pictureand talkabout thetheory“Six Degreesof Separation

99.设计意图引导学生讨论关于六度分隔理论的相关知识，为接下来的阅读预热Step3While-reading

1.Read thefirst twoparagraphs ofthe articleon thetheory“Six Degreesof Separation^.What doesit meanand whoinvented thistheory

2.Read thearticle and find outabout thedevelopment ofthe“Six Degreesof Separation^theory.Take notesin thetable.

3.Learn somebackground informationabout thetheory“Six Degreesof Separation^.

4.Read thearticle again.Take turnsto explainthe“Six Degreesof Separation^^theory.Use thediagram tohelp you.设计意图阅读文本，引导学生梳理文本基本信息，提高获取信息的能力Step4Post-reading

1.Think andanswer thequestions.1Why didMilgram andColumbia Universityboth labeltheir experiments“Small-world”2Why doyou thinkpeople studyhow peopleare connected设计意图通过回答问题，帮助学生进一步深化对文本内容的理解设计意图通过练习，帮

2.Complete thesentences withthe correctform ofthe words.助学生掌握本课重要词汇的运用

3.Discuss anddecide whatexperiment youcan carryout tofind outhow manydegrees ofseparationthere arebetween peoplewho dontknow eachother.设计意图通过引导学生进行关于六度分隔理论的实验的讨论，加深对课本的理解Step5AssignmentSearch onlineandfinddetails aboutthe small-world problem,Columbia Small-worldProject“or otherexperiments relatedto thetheory.Write ashort reporton theirfindings.设计意图通过完成课后任务，深化对六度分隔理论的理解。