●Network managers have long awaited practical voice－overIP(VOIP)solutions.VOIP promises(7

Question

●Network managers have long awaited practical voice-overIP(VOIP)solutions.VOIP promises(71)network management and decreases costs by(72)a company's telephony and data infrastructures into one network.And a VOIP solution implemented at a company's head-quarters with far-reaching branch offices can(73)tremendous amounts of(74)in long distance phone bills，provided that solution delivers POTS-like voice(75)over the Internet.

(71)A.complicated B.useful C.ease D.orderly

(72)A.converging B.dividing C.combine D.bringing

(73)A.get B.put C.save D.waste

(74)A.cash B.money C.space D.time

(75)A.qualtity B.quality C.volune D.speed

Answer 1

正确答案：C,A,C,B,B
【解析】(参考译文)网络管理者很久之前就等待着VoIP的出现。VoIP使网络管理更加简便，并通过将公司语音和数据结合在一个网络内传送达到减小开销的目的。VoIP可以节省公司总部与遥远的分支机构间的长途话音业务的开销，并可保证同传统话音有着相同的话音质量。