2017年6月英语四级阅读选词填空练习题及答案(十九)思维导图

VideoconferencingisnothingmorethanatelevisionsetorPCmonitorwithacamera.

Throughthevideoconferencing,notonlyyourvoicebutalsoyourface,thesurroundingsandanyothergraphicandphisical__1__canbecapturedandtransmittedthroughthecommunicationsystemwithorwithoutwires.Ofcourse,whenyougointothedetails,thetechnologyinvolvedisvery__2__andthesubjectmatterlitteredwithjargon.SuchasISDN(IntegratedServicesDigitalNetwork),POTS(PlainOldTelephoneService)orthe__3__behindbandwidth,latencyandisochronywhichareusedtoexplainhowvideoconferencingworks.Goodpeoplecommunicationis__4__inanybusiness,andthemoreinteractionyoucanachieve,themorelikelyitisthatyour__5__willbetherightones.Videoconferencingnotonlyallowsyoutospeaktopeopleindifferentlocations,butalsonote__6__expressionsandgesturesthatletyouknowwhattheotherpersonisreallythinking.Meetingsaremademore__7__bysharingdocumentsandcomputerapplicationsthatasimpletelephonecannot__8__.__9__,organizationsarediscoveringthecompetitiveadvantagesandthepowerofvideoconferencing.Withadvancesinperformance,economicalpricing,theabilityto__10__essentialmeetingtoolsandconnectivitytoglobaltelephonenetworksandstandardizedvideoconferencingprotocols,videoconferencingisnowapracticalrealityforanyorganization.

[A]fortunately

[B]effective

[C]images

[D]articulate

[E]facial

[F]manage

[G]decisions

[H]connect

[I]advanced

[J]integrate

[K]progressive

[L]concepts

[M]pictures

[N]increasingly

[O]important

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