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【多选题】
下列关于IP路由器功能的描述中,正确的是:A.
运行路由协议,设置路由表
B.
监测到拥塞时,合理丢弃IP分组
C.
对收到的IP分组头进行差错校验,确保传输的IP分组不丢失
D.
根据收到的IP分组的目的IP地址,将其转发到合适的输出线路上
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举一反三
【简答题】People should____________(接受自然光的照射), since the light outside is always brighter than what they get in offices.
【单选题】The largest part of the light energy directed towards the earth is ______
A.
stored up by the plants
B.
absorbed by the earth's atmosphere
C.
stored up by the animals in the form. of body fat
D.
used for electric power
【单选题】What is the news item mainly about?
A.
The work of the two Nobel laureates sheds light on the tiny building blocks of life-cells.
B.
The work of the three Nobel laureates sheds light on the huge building blocks of life-cells.
C.
The work of the three Nobel laureates sheds light on the tiny building blocks of life-cells.
D.
The work of the three doctors sheds light on the tiny building blocks of life-cells.
【单选题】听力原文： This is the 59th annual Tony Awards ceremony broadcast nationwide from Radio City Music Hall. Monty Python's Spamalot has been a sold-out hit since it opened on Broadway in March. It won the Ant...
A.
The Director of Monty Python's Spamalot.
B.
the Director of The Light in the Piazza.
C.
Dong Hughes.
D.
Edward Albee.
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