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【多选题】
下面哪三种有关以太网运行方式的说法是正确的?
A.
在模式下不会发生冲突
B.
每个节点都必须要有一个专用的交换机端口
C.
以及网集线器端口被预先配置为模式
D.
在环境中，在传输数据前，主机的网卡必须检查网络介质是否可用
E.
主机的网卡和交换机端口必须能够以模式运行
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参考答案：
举一反三
【单选题】We dont believe that the news is true,_____?
A.
is it
B.
do we
C.
isn't it
D.
don't we
查看完整题目与答案
【单选题】You and I both know that candy isn't good for our teeth, so why do we continue to eat it?
A.
1
B.
2
C.
3
D.
4
查看完整题目与答案
【简答题】葛某,男, 70 岁,初中文化,退休工人。病人 8 年前反复出现腹胀伴乏力,诊断为“肝炎后肝硬化失代偿期”,予保肝、抗病毒等治疗,近四年来多次因“上消化道出血”住院治疗。病人今晨突发呕血,量约 500ml ,色鲜红,至急诊予对症治疗,现为求进一步系统治疗收住入院。入院时:时感乏力,头晕偶作,胃纳可,上腹部胀满不适,睡眠欠佳。既往有“乙型肝炎”病史 15 年,有饮酒史 10 余年,日约半斤,现已戒除...
查看完整题目与答案
【单选题】From the text, we know that the sun is a star, isn't it?
A.
Yes, it is.
B.
No, it isn't.
C.
Yes, it isn't.
查看完整题目与答案
【单选题】According to Peter Senior, which of the following is true?
A.
Art should be encouraged in British hospitals.
B.
Art is losing its audience in modern society.
C.
Art galleries should be changed into hospitals.
D.
Art should be spread to the patients in hospitals.
查看完整题目与答案
【单选题】听力原文：I am glad to have telephone call from Tom that he isn't coming tonight, We don't have an extra bed for him to sleep in. (29)
A.
We had plenty of extra rooms for Tom to sleep in.
B.
Tom wanted his own room, not an extra one.
C.
We wanted to give Tom a room but he refused it.
D.
We have no extra room for Tom to sleep here.
查看完整题目与答案
【单选题】Which of the following statements is true according to Peter Watson in this passage?
A.
There have been no innovations at all in the fifty years since 1950.
B.
Most scientific research is only continuation of the previous studies since 1950.
C.
The advanced technologies are only small things that have not changed the way we think.
D.
We actually haven' t made any progress in the past 50 years because of fewer innovations.
查看完整题目与答案
【判断题】SQL Server中的数据表是一个重要的数据库对象，表定义为列的集合。
A.
正确
B.
错误
查看完整题目与答案
【判断题】表定义是一个列集合。
A.
正确
B.
错误
查看完整题目与答案
【简答题】That isn't ______(we) car. ____ is green.
查看完整题目与答案
相关题目：
【单选题】We dont believe that the news is true,_____?
A.
is it
B.
do we
C.
isn't it
D.
don't we
查看完整题目与答案
【单选题】You and I both know that candy isn't good for our teeth, so why do we continue to eat it?
A.
1
B.
2
C.
3
D.
4
查看完整题目与答案
【简答题】葛某,男, 70 岁,初中文化,退休工人。病人 8 年前反复出现腹胀伴乏力,诊断为“肝炎后肝硬化失代偿期”,予保肝、抗病毒等治疗,近四年来多次因“上消化道出血”住院治疗。病人今晨突发呕血,量约 500ml ,色鲜红,至急诊予对症治疗,现为求进一步系统治疗收住入院。入院时:时感乏力,头晕偶作,胃纳可,上腹部胀满不适,睡眠欠佳。既往有“乙型肝炎”病史 15 年,有饮酒史 10 余年,日约半斤,现已戒除...
查看完整题目与答案
【单选题】From the text, we know that the sun is a star, isn't it?
A.
Yes, it is.
B.
No, it isn't.
C.
Yes, it isn't.
查看完整题目与答案
【单选题】According to Peter Senior, which of the following is true?
A.
Art should be encouraged in British hospitals.
B.
Art is losing its audience in modern society.
C.
Art galleries should be changed into hospitals.
D.
Art should be spread to the patients in hospitals.
查看完整题目与答案
【单选题】听力原文：I am glad to have telephone call from Tom that he isn't coming tonight, We don't have an extra bed for him to sleep in. (29)
A.
We had plenty of extra rooms for Tom to sleep in.
B.
Tom wanted his own room, not an extra one.
C.
We wanted to give Tom a room but he refused it.
D.
We have no extra room for Tom to sleep here.
查看完整题目与答案
【单选题】Which of the following statements is true according to Peter Watson in this passage?
A.
There have been no innovations at all in the fifty years since 1950.
B.
Most scientific research is only continuation of the previous studies since 1950.
C.
The advanced technologies are only small things that have not changed the way we think.
D.
We actually haven' t made any progress in the past 50 years because of fewer innovations.
查看完整题目与答案
【判断题】SQL Server中的数据表是一个重要的数据库对象，表定义为列的集合。
A.
正确
B.
错误
查看完整题目与答案
【判断题】表定义是一个列集合。
A.
正确
B.
错误
查看完整题目与答案
【简答题】That isn't ______(we) car. ____ is green.
查看完整题目与答案
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