皮皮学，免费搜题
登录
搜题
【单选题】
下列关于IEEE802.1D生成树协议（STP）的描述中，错误的是（）。A.
STP是一个数据链路层的管理协议
B.
STP运行在网桥和交换机上，通过计算建立一个稳定、无回路的树状结构网络
C.
网桥协议数据单元BPDU携有Root ID.Root Pass Cost、Bridge ID等信息
D.
通知拓扑变化的BPDU长度不超过35B
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】ppt练习
【单选题】Rubbish _______ light after this kind of new machine is invented.
A.
will be made use of giving
B.
will make use of to give
C.
will be used of to give
D.
will be made use of to give
【单选题】The new______machine is a great help in the production of this factory.
A.
adequate
B.
sufficient
C.
efficient
D.
effective
【单选题】This machine is new. ______, it is in excellent condition.
A.
Furthermore
B.
However
C.
Otherwise
D.
But
【单选题】听力原文：I don't like this new photocopier machine. (A) I think it needs ink. (B) I know, it is very difficult to use. (C) It should arrive tomorrow. (29)
A.
B.
C.
【单选题】This new machine is technically far_____to the previous type. [ ]
A.
superior
B.
junior
C.
senior
D.
equal
【单选题】XXX年高考招生工作基本结束，记者从22所经教育部批准今年首次进行自主招生试点的高校了解到，备
受社会关注的自主招生今年并没有成为大量偏才怪才进入大学的通道，这里面除了时间仓促、高校缺乏操作经验等客观原因，最重要的是对于偏才怪才目前还缺乏硬性评价标准。
按照教育部的规定，参加自主招生试点的高校，自主招生的名额控制在当年计划招生总数的5%左右，记者了解到，北京大学、北京师范大学和浙江大学等...
A.
不愿招收偏才怪才
B.
秉持宁缺勿滥的原则
C.
要求学生达到正常录取分数线
D.
基本上完成了5%的招生计划
【单选题】Rubbish _____ to give light after this kind of new machine is invented. [ ]
A.
will be made use
B.
will make use of
C.
will be used of
D.
will be made use of
【单选题】Rubbish will be made use of _______ light after this kind of new machine is invented. [ ]
A.
to give
B.
giving
C.
gave
D.
to be given
【单选题】Rubbish _______ to produce electricity after this kind of new machine is invited. [ ]
A.
will be used
B.
will make use of
C.
will be used of
D.
will be made use of
相关题目：
参考解析：
知识点：
题目纠错 0
发布
