Unit3TheworldofScienceStartingout&Listening&Speaking導(dǎo)學(xué)案

LearningObjectives

Bytheendofthisclass,youwillbeableto:

knowsomethingaboutAlzheimer’sdisease;

learnsomelisteningskillstogetusefulinformation;

beabletounderstandanduserelevantexpressionstomakeaconversationabouttheinventionofthetelephone.

Startingout

Activity1Lookatthepicturesandanswerthequestions.

1.Haveyoueverreadthesenovels?

2.Haveyounoticedanyinventionsinthenovels?

3.Readtheinventionsfromthesenovelsandchoosethosethathavebeeareality.

Activity2Watchthevideoandanswerthequestions.

1.Whichoftheinventionsinthevideointerestyoumost?Why?

2.Whichoftheinventionsinthevideodoyouthinkwillbeeareality?

3.Ofalltheinventionsintheworld,whichdoyouthinkisthemostuseful?why?

Activity3Listentotheconversationandnumberthepicturesinthecorrectorder.

b.c.d.e.f..

Activity4:Listenagainandpletethenotes.

Whatisit?

It’s1.__________________________________________.

Whowasitinventedby?

Itwasinventedby2.__________________calledKenneth.

Whoinspiredtheinvention?

3.______________,whohasAlzheimer’s.

Howdoesitwork?

4._________issenttoamobilephonelikeanalarmwhenthepersonwithit5.____________.

Activity5:Nowtalkabouthowthespeakersdescribethestorybehindaninvention.Listenagainifnecessary.

Mike:Hey,look!I’vereadaboutacoolinventioninthismagazine!

Anna:Apairofsocks?

Mike:Yes,butthey’renotordinarysocks.ThisisaproductdesignedforpeoplewithAlzheimer’sdisease.

Anna:Ohyes,IsawaTVshowaboutthat.ItwasinventedbyastudentfromNewYorkcalledKenneth.Heevenwonanawardforitatasciencefair!

Mike:Wow!Howdidheeupwiththeidea?

Anna:Well,hisgrandfatherhasAlzheimer’s.Heforgetsthingsandgetslosteasily.Oncehegotlostinthecityandittookawholedaytofindhim!Thefamilywasalwaysworryingabouthimleavingthehouseandhadtokeepaneyeonhim—evenatnight!Kennethhadbeentryingtofindasolution.Thenonenight,hewaslookingafterhisgrandfatherandsawhimgetoutofbedandsteponthefloor.Thatmomentinspiredhim,andagoodideacametohismind.

Mike:Ididn’tknowthat!Howdidthatmomentinspirehim?

Anna:Well,itmadehimthinkofputtingadeviceintoapairofsockstosensepressure.Hestartedbydrawinghisideas,andthenhethoughtabouthowtopowerthedevice.Eventually,hecreatedadevicethesizeofacoin!

Mike:Likeacoin?Sohowdoesitwork?

Anna:Hegothisgrandfathertowearthesocks.Whenhisfeettouchedthefloor,thedevicesensedanincreaseofpressure,andawarningwassenttotheboy’smobilephone—likeanalarm.Thatway,hecouldknowhisgrandfatherwasgettingoutofbedwithoutstayingupallnight.

Mike:Howamazing!Whatausefulinventionandcaringgrandson!

Anna:Yes,youarequiteright.

Activity6:Workinpairs.Actouttheconversationabouttheinventionofthetelephone.

StudentA:

Youaregoingtogiveapresentationabouttheinventionofthetelephone.Aspartofyourresearch,youspeaktoStudentBwhohasjustreadabookaboutit.Askhim/herquestionstofindoutmoreinformation.

Usefulexpressions

?Whoinvented..?

?Whenwas…invented?

?Howwas…invented?

?Whatwasthefirstphonecallabout?

?Whatotherinterestingthings…?

Informationyou’dliketoknow:

theinventor

?yearofinvention

?theinventingprocess

?thefirstphonecall

?otherinterestingthingsabouttheinvention

StudentB:

You’vejustreadabookabouttheinventionofthetelephone.StudentA,whoisgoingtogiveapresentationonthesametopic,asksyouforinformation.

?Inventor:AlexanderGrahamBell

?Inventioncreatedin:1876

Usefulexpressions

?Thetelephonewasinventedby…in…

?When…,he…

?Helater…,andfinally…

?Thefirstphonecallwasabout…

?Itisinterestingthat…

?Background:Bellwasateacherataschoolforthedeaf.Hetriedto

inventamachinetosendmessagesoveranelectronicwire.This

eventuallyledtotheideaofatelephone.Later,withhisassistant,

hecreatedadevicetoproduceandreceivesoundwavesusing

electricalsignals.

?Firstphonecall:On10March1876,Bellmadethefirstclearand

pletephonecalltohisassistant,saying,“MrWatsonehere

Iwanttoseeyou.”

?Otherinformation:Bellneverhadatelephoneinhisstudy,

wherehewantedtobealonewithhisthoughtsandwork.

Sample:

StudentA:Hithere!Iheardyoujustfinishedreadingabookabouttheinventionofthetelephone.I'mpreparingapresentationonthesametopic.Couldyouhelpmewithsomedetails?

StudentB:Ofcourse,I'dbehappytohelp.

StudentA:Great!Let'sstartwiththebasics.Whoinventedthetelephone?

StudentB:ThetelephonewasinventedbyAlexanderGrahamBell.

StudentA:Andwhenwasthisincredibleinventioncreated?

StudentB:Itwasinventedin1876.

StudentA:That'squitesometimeago.Howwasthetelephoneactuallyinvented?

StudentB:Well,Bellwasateacherataschoolforthedeaf.Hetriedtoinventamachinetosendmessagesoveranelectronicwire.Thiseventuallyledtotheideaofatelephone.Later,withhisassistant,hecreatedadevicetoproduceandreceivesoundwavesusingelectricalsignals.

StudentA:Fascinating!Whatwasthecontentofthefirstphonecallevermade?

StudentB:On10March1876,Bellmadethefirstclearandpletephonecalltohisassistant,saying,“MrWatsonehereIwanttoseeyou.”

StudentA:That'siconic.ArethereanyotherinterestingfactsabouttheinventionorBellhimself?

StudentB:Itisinterestingthatd