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【单选题】
在数据帧中,当所传送的数据中出现控制字符时,就必须采取适当的措施,使接受方不至于将数据误认为是控制信息。这样才能保证数据链路层的传输是( )的。A.
透明
B.
面向连接
C.
冗余
D.
无连接
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举一反三
【简答题】__________, I was young and I had a high sense of duty.
【简答题】Nevertheless, I was young and had a high sense of duty and I tried to this way
【简答题】To have a high sense of 7) ____________ and a high motivation to affect the international arena;
【简答题】《本草纲目》作者( ),载药数( )种
【单选题】workers in which profession have to work for long hours with high sense of responsibility?
A.
footballers
B.
fire-fighters
C.
doctors
D.
accountants
【简答题】high sense of _______(责任) are desirable. 具有高度的责任感
【单选题】The Chinese goverment has been taking the most comprehensive and rigorous prevention and control measures with a high sense of reponsibility for poeple's health.
A.
本着对保护人民身体健康的高度责任感，中国政府采取了最为全面和严密的疾病预防和控制措施。
B.
中国政府采取了最为全面和严密的疾病预防和控制措施。
C.
本着对保护人民身体健康的高度责任感，中国政府采取了最为全面的疾病预防和控制措施。
【简答题】My hat is off to these workers who have a high sense of the protection of ecology and environment.
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