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  3. We can learn from the text that FCC’s mandate It is implied in the third paragraph that

We can learn from the text that FCC’s mandate It is implied in the third paragraph that

admin2009-04-27  22
问题 We can learn from the text that FCC’s mandate
It is implied in the third paragraph that
选项 A、lack of a 911 service will dim the prospect of internet telephony to some extent.
B、popular economic regulators are supportive of telecoms.
C、the technical ability is essential to many providers.
D、incumbent operators manage phone service fairly for the time being.
答案A
解析 本题是一道细节题，其答案信息在第三段的第二句。第二句的大概含义是："如果互联网电话(were internet telephony)要成为传统电话服务的替换物，提供紧急服务(911 service)的技术能力将是十分重要的"。本句话暗示缺乏紧急服务(911 service)将影响互联网电话取代传统电话。
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