题目内容

Listen to the following passage and fill in the blanks with what you hear.[音频]Everyone goes through rough times where they feel 1)________________. It’s pretty normal to feel that way on occasion. However, when such a 2)_____________ seems to be going nonstop, that probably 3)__________________. It is important that we know the signs of depression so that we can deal with it and have it 4)________. If a friend or family member has shown several (not just one or two) of the following symptoms for more than two weeks, it is possible they are suffering from depression and need 5)___________ help:1.The person has drastic change of 6)________.2.The person has a sudden change in sleeping patterns.3.The person suddenly loses interest in things and activities they used to enjoy.4.There is energy loss and 7)__________________.5.The person feels they are 8)_________.6.The person starts losing hope.7.The person 9)___________ without any reason at all.8.The person becomes indecisive.9.The person is suicidal.10.The person becomes 10)__________________.11.The person has a “My life is passing by” feeling.12.The person becomes antisocial.

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路由器根据IP报文中的()进行路由表项查找,并选择其中掩码最迟的路由项用于指导报文转发。

A. 源IP地址
B. 目的IP地址
C. 源MAC地址
D. 目的MAC地址

静态路由默认的优先级是()

A. 0
B. 1
C. 60
D. 100

路由表中的要素包括()

A. 目的地址/子网掩码
B. 出接口
C. 下一跳地址
D. 度量值

路由的来源包括()

A. 数据链路层发现的路由
B. 管理员手工配置的路由
C. 路由协议动态发现的路由
D. 根据IP报文计算出的路由

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