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【单选题】
They worked hard all the year round, and they are _____what they have sown.
A.
gathering
B.
reaping
C.
picking
D.
cutting
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举一反三
【单选题】Today we know more about ______. We’re better at preventing illness.
A.
medicine
B.
pollution
C.
environment
D.
population
查看完整题目与答案
【多选题】关于VLAN的优点，下面描述正确的是（）
A.
一个VLAN形成一个小的广播域，同一个VLAN成员都在由所属VLAN确定的广播域内
B.
用户不受到物理设备的限制，VLAN用户可以处于同一交换网络中的任何地方
C.
VLAN对用户的应用基本上不产生影响
D.
VLAN是逻辑上对网络进行划分，组网方案灵活，配置管理简单，降低了管理维护的成本
查看完整题目与答案
【判断题】VLAN配置管理简单，降低了管理维护的成本
A.
正确
B.
错误
查看完整题目与答案
【单选题】—Can I help you? Are you looking for anything in particular today? ---_________We’re just looking.
A.
Yes please
B.
No, thank you
C.
Yes ,you can
D.
No, you needn’t
查看完整题目与答案
【单选题】Today we know more about ______. We’re better at preventing illness.
A.
pollution
B.
environment
C.
population
D.
medicine
查看完整题目与答案
【单选题】听力原文：Hast: Today, we're going to examine some of the complexities involved in managing today's Internet. And our industrial expert here for us today is Matthew Flanigan, President of the Telecommunica...
A.
The quality of being easy to use.
B.
For most of us, broadband access is years in the future.
C.
To maximize the Internet's sufficiency.
查看完整题目与答案
【单选题】In education, we’re also arguing about ______.
A.
combining silent reading with reading aloud
B.
the amount of information students can get from books and newspapers
C.
the value of different types of reading material
D.
the importance of using right reading skills
查看完整题目与答案
【多选题】下列关于VLAN特性的描述中,正确的选项为 。
A.
VLAN技术是在逻辑上对网络进行划分
B.
VLAN技术有效地限制了广播风暴
C.
降低了网络带宽的利用率
D.
VLAN配置管理简单，降低了管理维护的成本
查看完整题目与答案
【单选题】We're busy because we have so housework to do today.
A.
few
B.
little
C.
many
D.
much
查看完整题目与答案
【单选题】These mistakes are very___________ among students, so we’re not surprised if you also make such mistakes.
A.
grand
B.
common
C.
considerate
D.
popular
查看完整题目与答案
相关题目：
【单选题】Today we know more about ______. We’re better at preventing illness.
A.
medicine
B.
pollution
C.
environment
D.
population
查看完整题目与答案
【多选题】关于VLAN的优点，下面描述正确的是（）
A.
一个VLAN形成一个小的广播域，同一个VLAN成员都在由所属VLAN确定的广播域内
B.
用户不受到物理设备的限制，VLAN用户可以处于同一交换网络中的任何地方
C.
VLAN对用户的应用基本上不产生影响
D.
VLAN是逻辑上对网络进行划分，组网方案灵活，配置管理简单，降低了管理维护的成本
查看完整题目与答案
【判断题】VLAN配置管理简单，降低了管理维护的成本
A.
正确
B.
错误
查看完整题目与答案
【单选题】—Can I help you? Are you looking for anything in particular today? ---_________We’re just looking.
A.
Yes please
B.
No, thank you
C.
Yes ,you can
D.
No, you needn’t
查看完整题目与答案
【单选题】Today we know more about ______. We’re better at preventing illness.
A.
pollution
B.
environment
C.
population
D.
medicine
查看完整题目与答案
【单选题】听力原文：Hast: Today, we're going to examine some of the complexities involved in managing today's Internet. And our industrial expert here for us today is Matthew Flanigan, President of the Telecommunica...
A.
The quality of being easy to use.
B.
For most of us, broadband access is years in the future.
C.
To maximize the Internet's sufficiency.
查看完整题目与答案
【单选题】In education, we’re also arguing about ______.
A.
combining silent reading with reading aloud
B.
the amount of information students can get from books and newspapers
C.
the value of different types of reading material
D.
the importance of using right reading skills
查看完整题目与答案
【多选题】下列关于VLAN特性的描述中,正确的选项为 。
A.
VLAN技术是在逻辑上对网络进行划分
B.
VLAN技术有效地限制了广播风暴
C.
降低了网络带宽的利用率
D.
VLAN配置管理简单，降低了管理维护的成本
查看完整题目与答案
【单选题】We're busy because we have so housework to do today.
A.
few
B.
little
C.
many
D.
much
查看完整题目与答案
【单选题】These mistakes are very___________ among students, so we’re not surprised if you also make such mistakes.
A.
grand
B.
common
C.
considerate
D.
popular
查看完整题目与答案