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【单选题】
PPP身份的验证是在PPP链路建立的哪个阶段完成的？（ ）A.
PPP 链路创建阶段
B.
链路质量协商阶段
C.
调用 网路层协议阶段
D.
链路拆除阶段
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知识点：
皮皮学刷刷变学霸
举一反三
【简答题】五岳 ”是中国五大名山的总称,也就是以 中原地区 为中心,居于东、西、南、北、中方位的五座大山。分别是东岳( ) 、西岳( ) 、南岳( ) 、北岳( ) 、中岳( ) 。
【单选题】Police and firefighters across the country were suddenly elevated in esteem .
A.
Police and firefighters all over the country were suddenly more confident about themselves after September 11.
B.
Police and firefighters were suddenly aware of the importance of their own jobs after September 11.
C.
September 11 enhanced the self-image of police and firefighters across the country.
D.
After September 11 , police and firefighters all over the country gained more respect from the public .
【简答题】The present sales network that has spread across the country is mainly run by ______.
【单选题】The radio trumpeted the presidential ______ across the country.
A.
champion
B.
champagne
C.
campaign
D.
chamber
【单选题】In China, tobacco manufacturers are ( ) across the country and are highly regional. 在中国，烟草制造商分散遍布全国并且有明显的地域性。
A.
scattering
B.
shatter
C.
scattered
D.
scatty
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