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【多选题】
数据库系统是具有管理和控制数据库功能的计算机应用系统,同操作系统中的文件系统相比,数据库具有以下特点_________(多选)
A.
数据共享性高，冗余度低
B.
数据结构化
C.
系统灵活，易于扩充
D.
数据独立于程序
E.
CD
F.
4.以下有关Windows操作系统的叙述，错误的是_________（多选）
G.
被放入回收站的文件不可以被还原
H.
利用“网上邻居”可以浏览网上其它计算机的所有资源
I.
用户可以利用“控制面板”中的“字体“来设置汉字输入法特性
J.
为了保护系统资源不被非法访问，Windows采用了“用户组”访问策略，属于不同用户组的用户都具有相同的访问权限
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【单选题】The school rules state that no child ___ be allowed out of the school during the day , unless accompanied by an adult .
A.
may
B.
dare
C.
shall
D.
must
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【单选题】过渡时期总路线的主体是
A.
过渡时期总路线的主体是
B.
对手工业的社会主义改造
C.
对资本主义工商业的社会主义改造
D.
实现国家的社会主义工业化
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【简答题】Canadian school buses are called “the safest school buses in the world”．All the school buses，which are in deep yellow，have the same style．School bus drivers have to receive strict training　before gett...
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【简答题】阅读理解。 October 31st is the School Day in Xinhua School. The school has many things to do every year. This year, it is more interesting. In the morning, the teachers buy many things. Then they and the s...
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【简答题】THE SCHOOL NEWS June 8th,2006 School trip Students in Junior One had a great time on the school trip on Children's Day.They went to Blue Water Aquarium by bus.The teachers were very happy because the ...
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【单选题】After you read the article and watch the viedo ,would you please tell me the big difference between the school life in the UK and the school life in China?
A.
The school life in the Uk is more colorful.
B.
The school life in China is quiet.
C.
All the students in our life can participate in various activities .
D.
All the students in the Uk are more active,
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【单选题】The school rules state that no child shall be allowed out of the school during the day, ______ accompanied by an adult.
A.
once
B.
when
C.
if
D.
unless
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【判断题】烟花爆竹产品可以随便在仓库内进行箱分等作业。( )
A.
正确
B.
错误
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【单选题】听力原文： The school officials state that the new engineering building on the school grounds is finally coming to its completion. The engineering students who have attended classes in the Hailey Building ...
A.
This week.
B.
At the end of this week.
C.
Next month.
D.
In six months.
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【单选题】The school rules state that no child ___ be allowed out of the school during the day , unless accompanied by an adult .
A.
may
B.
dare
C.
shall
D.
must
查看完整题目与答案
【单选题】过渡时期总路线的主体是
A.
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【简答题】Canadian school buses are called “the safest school buses in the world”．All the school buses，which are in deep yellow，have the same style．School bus drivers have to receive strict training　before gett...
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【简答题】阅读理解。 October 31st is the School Day in Xinhua School. The school has many things to do every year. This year, it is more interesting. In the morning, the teachers buy many things. Then they and the s...
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【简答题】THE SCHOOL NEWS June 8th,2006 School trip Students in Junior One had a great time on the school trip on Children's Day.They went to Blue Water Aquarium by bus.The teachers were very happy because the ...
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【单选题】After you read the article and watch the viedo ,would you please tell me the big difference between the school life in the UK and the school life in China?
A.
The school life in the Uk is more colorful.
B.
The school life in China is quiet.
C.
All the students in our life can participate in various activities .
D.
All the students in the Uk are more active,
查看完整题目与答案
【单选题】The school rules state that no child shall be allowed out of the school during the day, ______ accompanied by an adult.
A.
once
B.
when
C.
if
D.
unless
查看完整题目与答案
【判断题】烟花爆竹产品可以随便在仓库内进行箱分等作业。( )
A.
正确
B.
错误
查看完整题目与答案
【单选题】听力原文： The school officials state that the new engineering building on the school grounds is finally coming to its completion. The engineering students who have attended classes in the Hailey Building ...
A.
This week.
B.
At the end of this week.
C.
Next month.
D.
In six months.
查看完整题目与答案