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【判断题】
EtherChannel的作用有两个： 1、增加可靠性：弹性和快速收敛，聚合链路中的某条物理链路故障时快速重新分配负载，不中断业务。 2、增加带宽：聚合N条物理链路的逻辑链路，N条物理链路负载均衡。A.
正确
B.
错误
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【单选题】I often read China Daily, ____of great help to my English study.
A.
which I think is
B.
which I think it is
C.
that I think is
D.
I think is
【单选题】— I’ve never been to the Great Wall, what about you? — ______. I think it must be very great.
A.
I’d like to
B.
I hope I’m able to
C.
Me, too
D.
Me, either
【简答题】根据啤酒发酵酵母的不同,艾尔啤酒属于____。
【单选题】-- I think Twilight is a series of great movies. -- I agree, and I also think Bella is __________ marry Edward.
A.
brave enough to
B.
enough brave to
C.
brave enough
D.
enough brave
【单选题】I think going swimming in my spare time, _____ I think is great fun and good exercise as well as a useful skill.
A.
which
B.
as
C.
that
D.
what
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