Unit4InformationtechnologyLesson3Internetandfriendships课件高一英语北师大版

Lesson3InternetandFriendshipsUnit4InformationTechnologyLeadinginWhatdoyouusuallydowithyourfriendsontheInternet?chatonlinesendemailssendmessagesorderfoodsharevideosLeadinginWilltheInternetinfluenceyourfriendship?DoyouthinktheInternethelpsorharmsfriendships?LeadinginACTIVATEANDSHARELeadinginGiveyourreasons.Writethemdowninthefollowingtable.ACTIVATEANDSHAREPositiveaspectsNegativeaspects·

bringpeopleclosertogether·

makespeopleself-centredLeadinginExpressyouropinionbyusingexamplesorpersonalexperiences.ACTIVATEANDSHAREDefendyourideas/AttackyouropponentsStateyourideas/supportingdetailsHowtodefendyourownideasHowtoattackyouropponentsLeadinginACTIVATEANDSHAREPositiveaspects·bringspeopleclosertogether·makescommunicationconvenientandfunLeadinginACTIVATEANDSHARENegativeaspects·

makespeopleself-centred·

havetheriskofbeingcheatedVocabulary

1.harmdoharmto=beharmfulto对……有害meannoharm无恶意cometonoharm没有受到伤害/损害domoreharmthangood弊大于利dono/greatharmto对……无害/有很大害处Thereisnoharmindoingsth.做某事无害。harmfuladj.有害的harmlessadj.无害的练习：Iwon'tdoany________toyou.harmVocabulary

2.argumenthaveanargumentover/about/onsth.就……展开讨论arguewithsb.about/on/oversth.与某人就某事争吵/争辩arguefor/against据理力争/反对……arguesb.into/outofdoingsth.劝说某人做/不做某事quarrelwithsb.about/oversth.为某事和某人争吵discusssth.withsb.和某人讨论某事persuadesb.into/outofdoingsth.劝阻某人做/不做某事练习：Thereisastrong______________fortheappeal.argumentVocabulary

3.replacereplacesth.with/by用……替代；以……接替replaceableadj.可替换的；可替代的irreplaceableadj.不可替代的replacementn.替换；更换；替代品taketheplaceof代替；取代inplaceof(=inone'splace)代替insteadof代替，而不是练习：Hewillbedifficultto__________whenheleaves.replaceVocabulary

4.concentrateconcentratesth.on(doing)sth.将……致力于（做）……concentrateone'sattentionon致力于……；把注意力集中在……concentrateonsth.集中时间做某事；全神贯注于……beabsorbedin全神贯注于focuson集中于centresth.on将某物集中在Vocabulary

buryoneselfinsth.埋头于或专心致志于某物fixone'seyes/attention/thoughtson全神贯注于devote…to…/bedevotedto献身于，全身心地投入sparenoefforttodosth.不遗余力地做某事练习：Wemust______________oureffortsonimprovingeducation.concentrateVocabulary

5.contentwithcontent满意地；满足地becontenttodosth.心满意足/愿意做某事contentoneselfwith用……使自己满意/满足be/feelcontentwith对……感到满意besatisfiedwith对……感到满意bepleasedwith对……感到满意练习：Thebookisrichin___________.contentVocabulary

6.particularlyinparticular(=particularly)尤其；特别；格外beparticularabout对……挑剔/过分讲究ineveryparticular在每个细节上nothinginparticular没什么特别的练习：Weshouldn'tlookdownonothers,_____________thedisabled.particularlyVocabulary

7.opinioninone'sopinion(=inone'sview)在某人看来haveagoodopinionof对……评价好haveabadopinionof对……评价不好haveahighopinionof对……评价高havealowopinionof对……评价低opinionson/about/of...对……的看法练习：Thebosshasaveryhigh___________ofher.opinionVocabulary

8.responseresponsen.回答，回复respondvi.作回答；作出反应（常与to连用）responsibleadj.有责任的，有义务的，可信赖的responsibilityn.责任，负责responsiblyadv.明事理地；认真负责地练习：Theymadeno___________tomycallforhelp.responseREADANDEXPLOREReadthefirstblogpost"TheInternetHarmsFriendships".Underlinethegeneralideaandthetopicsentenceforeachargument.generalideatopicsentenceREADANDEXPLORESkillBuilderIdentifyingTopic

SentencesandSupporting

DetailsAtopicsentencestatesthegeneralideaorthemainpointofatextorparagraph.Supportingdetailsgivemoreinformationaboutthattopic.Readthetexttogetthegeneralidea.Identifyonesentenceforeachargumentthatstatesthisgeneralidea.Thisisthetopicsentence.Readthetextagain.Lookforextrainformationthatsupportsthetropicsentence,e.g.examples,reasons.Thesearethesupportingdetails.READANDEXPLOREgeneralideaArgument1Argument2Argument3WhiletheInternetcanbringpeopleclosertogether,itcanalsoharmfriendships.Firstly,talkingonlineisnoreplacementforface-to-facecontact.Thirdly,onlinerelationshipsmaynotbewhattheyappeartobe.Secondly,theInternetcanmakepeopleself-centred.The

topic

sentence

for

each

argument:READANDEXPLOREReadthefirstblogpostagain.Completetheinformationontheleftsideofthediagram.READANDEXPLOREReadthefirstblogpostagain.Completetheinformationontheleftsideofthediagram.NegativeaspectsArgument1Topic

sentence:

Firstly,

talkingonlineisnoreplacementforface-to-facecontact.Supporting

details:

Imagesreallycannotreplaceareal-lifesmileorhug.Communicatingthroughascreenmakesitmoredifficultforchildrentoconcentrateorshowkindnesstoothers.

READANDEXPLOREReadthefirstblogpostagain.Completetheinformationontheleftsideofthediagram.NegativeaspectsArgument2Topic

sentence:

Secondly,theInternetcanmakepeopleself-centred.Supporting

details:

Insteadofhavingproperconversationswiththeirfriends,somepeopleareonlyconcernedwiththeironlinepopularity.Inaddition,alotofthecontentpostedonsocialmediaisshallowortrivial.READANDEXPLOREReadthefirstblogpostagain.Completetheinformationontheleftsideofthediagram.NegativeaspectsArgument3Topic

sentence:

Thirdly,Onlinerelationshipsmaynotbewhattheyappeartobe.Supporting

details:

Friendshipsarebuiltonthebasisoftrust,andwithonlinecommunicationyoucanneverbe100percentsurethatthepeopleyouarechattingtoisbeinghonestaboutwhotheyare.READANDEXPLOREReadthefirstblogpostagain.Completetheinformationontheleftsideofthediagram.ConclusionFriendsshouldfocusmoreonface-to-facecommunication,andlessononlinecommunication,whichisthebestwaytomaintainhealthyrelationships.READANDEXPLOREReadthesecondblogpost"TheInternetHelpsFriendships".CompletetheinformationontherightsideofthediagraminActivity3.Argument1Topic

sentence:

Firstly,

theInternetmakes

communication

muchmoreconvenient.Supporting

details:

Youcanstayintouchwithfriendsnomatterwhereyouareorwhatyouaredoing.PositiveaspectsREADANDEXPLOREReadthesecondblogpost"TheInternetHelpsFriendships".CompletetheinformationontherightsideofthediagraminActivity3.Argument2Topic

sentence:

Secondly,theInternethasalsomadecommunicationmorefun.Supporting

details:

Youcansharephotos,videos,newsstoriesandwebsiteswithyourfriendsonline.PositiveaspectsREADANDEXPLOREReadthesecondblogpost"TheInternetHelpsFriendships".CompletetheinformationontherightsideofthediagraminActivity3.Argument3Topic

sentence:

Thirdly,onlinecommunicationcanactuallybringpeopleclosertoeachother.Supporting

details:

Wheneversomeoneneedshelp,friendsfromallovertheworldcanimmediatelyprovideusefulsuggestionsorinformation.Thismakesfriendsfeellove