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【多选题】
IPv4 有哪三个基本特征A.
无连接,发送数据包前部建立连接
B.
尽力(不可靠),不使用任何开销来保证数据包的到达
C.
介质无关性,运作与传输数据的介质无关
D.
整体性,传输的数据包不可以被分割成更小的数据片
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皮皮学刷刷变学霸
举一反三
【简答题】I see also the dull drilled, docile, brutish masses of the Hun soldiery plodding on like a swarm of crawling locusts.
【简答题】They have made up their _______ to make their _______ to the front. A．mind; way B．minds; ways C．minds; way D．mind; ways
【简答题】swarm
【单选题】Which of the following is NOT mentioned about the swarm of bees in the passage?
A.
They crowded like a black cloud.
B.
They shocked and terrified Andy.
C.
They tried to attack Andy in a mass.
D.
They made Andy stay in hospital for two days.
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