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【单选题】
信令网中的信令链有4.8kb/s的模拟信令链和（ ）的数字信令链两种。A.
16kb/s
B.
32kb/s
C.
64kb/s128kb/s
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反馈参考答案：
举一反三
【单选题】$("p:even")的作用是:
A.
选取第二个，第四个...等偶数的p标签
B.
选取索引为偶数的p标签
C.
选取索引为奇数的p标签
D.
选取第一个，第三个...等奇数的p标签
【单选题】SWOT法又称为态势分析法，这四个字母分别代表优势Strength、劣势Weakness、（ ）
A.
机会Opportunity、威胁Threat
B.
乐观Objective、信任Trust
C.
机会Opportunity、信任Trust
D.
乐观Objective、威胁Threat
【简答题】When a population is said to be aging，_______.
【单选题】Slowing Aging: Way to Fight Diseases in 21st Century A group of aging experts from the United States and the United Kingdom suggest that the best strategy for preventing and fighting a multitude of di...
A.
is the best strategy for fighting diseases.
B.
focuses on slowing aging processes.
C.
has gone out of date.
D.
needs to be improved.
【简答题】For this part, you are allowed 30 minutes to write a com position on the topic The Aging Problem In China. You should write at least 120 words following the outline given below in Chinese: 1．人口老龄化问题正困...
【简答题】Even with an aging population, many Japanese are opposed to foreigners working in some industries.
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