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【单选题】
OSI模型中实现端到端流量控制的是( )A.
数据链路层
B.
网络层
C.
传输层
D.
应用层
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反馈参考答案：
举一反三
【单选题】They were quarreling about the property their father had left them when he ______________.
A.
dies
B.
died
C.
has died
D.
is dying
【单选题】With so much________my mind,I couldn't hear what they were quarreling over. [ ]
A.
filling
B.
filled
C.
to fill
D.
being filled
【单选题】They were quarreling about the property their father had left them when he ______________.
A.
dies
B.
died
C.
is dying
D.
has died
【简答题】有一个自然数被3除余2，被4除余3，被5除余4，这个自然数最小是______．
【简答题】Two farmers were on their way home one evening after a hard day's work. Both were tired. They happened to look up at the sky and saw a black cloud overhead. "Ah!" said one farmer, "tomorrow we shall h...
【单选题】一个自然数N被10除余9，被9除余8，被8除余7，被7除余6，被6除余5，被5除余4，被4除余3，被3除余2，被2除余1，求N的最小值为（ ）。
A.
2518
B.
2519
C.
2526
D.
2521
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