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【简答题】
纳税人因有特殊困难不能按期缴税，经（ ）批准可以延期缴纳税款。
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【单选题】What is the objective of a command economy?
A.
Private property is restrained by a set of oligations that individuals owe to the community.
B.
The government allocates resources for the best benefits of the society.
C.
Things don't change much in the command economy.
D.
Distribution and investment are based on sypply and demand.
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【单选题】在窗体上画—个名称为Command1的命令按钮，然后编写如下事件过程： Private Sub Command1_click() Dim a As Integer,s As Integer a=8 s=1 Do s=s+a a=a-1 Loop While a＜=0 Print s；a End Sub 程序运行后，单击命令按钮，则窗体上显示的内容，是 ______。
A.
79
B.
340
C.
97
D.
死循环
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【单选题】What is the implication of this command?（）
A.
The command produces an error because the retention time cannot be reduced.
B.
All historical data is retained but the subsequent flashback data archives are maintained for only three years.
C.
All historical data is purged and the new flashback data archives are maintained for three years.
D.
All historical data older than three years is purged from the flashback archive FLA1.
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【单选题】按照企业会计准则的规定,以下表述中不正确的是( )
A.
费用导致经济利益的流出，最终导致所有者权益减少
B.
损失导致经济利益的流出，但不属于会计准则定义的 “费用”要素
C.
利得导致经济利益的流入，但是不属于会计准则定义的 “收入”
D.
营业成本属于费用，期间费用属于损失
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【单选题】下面不属于食叶害虫的是
A.
蝗虫
B.
叶甲
C.
地老虎
D.
粘虫
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【单选题】The command echo $! will produce what output？（）
A.
the process id of last background command
B.
the exit status of the last command
C.
the exit status of the last background command
D.
the process id of the current shell
E.
the name of the command being executed
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【单选题】In the Cisco IOS, what is the definition of a global command?（）
A.
A command that can be entered in any configuration mode.
B.
A command that supports all protocols.
C.
A command that is implemented in all IOS versions.
D.
A command that is set once and affects the entire router.
E.
A command that is available in every release of IOS.
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【单选题】Consider this RMAN command：   RMAN> CONFIGURE RETENTION POLICY CLEAR；   What is the effect of this command？（）
A.
Backups will never expire.
B.
It removes any retention policy.
C.
The DELETE OBSOLETE command will fail with an error.
D.
It sets the retention policy to the default of REDUNDANCY 1.
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【单选题】关于舷侧外板厚度的描述,下列正确的是:1船中部较厚,向两端渐薄;2靠近舭列板附近的舷侧列板要比上面的厚一些;3船中0.4L区域内的舷顶列板比相邻的舷侧列板厚
A.
①②
B.
①③
C.
②③
D.
①②③
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【判断题】PP-R管道耐腐蚀、不结垢、卫生、无毒,符合食品卫生规定,无毒,适合于饮用水输送。
A.
正确
B.
错误
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相关题目：
【单选题】What is the objective of a command economy?
A.
Private property is restrained by a set of oligations that individuals owe to the community.
B.
The government allocates resources for the best benefits of the society.
C.
Things don't change much in the command economy.
D.
Distribution and investment are based on sypply and demand.
查看完整题目与答案
【单选题】在窗体上画—个名称为Command1的命令按钮，然后编写如下事件过程： Private Sub Command1_click() Dim a As Integer,s As Integer a=8 s=1 Do s=s+a a=a-1 Loop While a＜=0 Print s；a End Sub 程序运行后，单击命令按钮，则窗体上显示的内容，是 ______。
A.
79
B.
340
C.
97
D.
死循环
查看完整题目与答案
【单选题】What is the implication of this command?（）
A.
The command produces an error because the retention time cannot be reduced.
B.
All historical data is retained but the subsequent flashback data archives are maintained for only three years.
C.
All historical data is purged and the new flashback data archives are maintained for three years.
D.
All historical data older than three years is purged from the flashback archive FLA1.
查看完整题目与答案
【单选题】按照企业会计准则的规定,以下表述中不正确的是( )
A.
费用导致经济利益的流出，最终导致所有者权益减少
B.
损失导致经济利益的流出，但不属于会计准则定义的 “费用”要素
C.
利得导致经济利益的流入，但是不属于会计准则定义的 “收入”
D.
营业成本属于费用，期间费用属于损失
查看完整题目与答案
【单选题】下面不属于食叶害虫的是
A.
蝗虫
B.
叶甲
C.
地老虎
D.
粘虫
查看完整题目与答案
【单选题】The command echo $! will produce what output？（）
A.
the process id of last background command
B.
the exit status of the last command
C.
the exit status of the last background command
D.
the process id of the current shell
E.
the name of the command being executed
查看完整题目与答案
【单选题】In the Cisco IOS, what is the definition of a global command?（）
A.
A command that can be entered in any configuration mode.
B.
A command that supports all protocols.
C.
A command that is implemented in all IOS versions.
D.
A command that is set once and affects the entire router.
E.
A command that is available in every release of IOS.
查看完整题目与答案
【单选题】Consider this RMAN command：   RMAN> CONFIGURE RETENTION POLICY CLEAR；   What is the effect of this command？（）
A.
Backups will never expire.
B.
It removes any retention policy.
C.
The DELETE OBSOLETE command will fail with an error.
D.
It sets the retention policy to the default of REDUNDANCY 1.
查看完整题目与答案
【单选题】关于舷侧外板厚度的描述,下列正确的是:1船中部较厚,向两端渐薄;2靠近舭列板附近的舷侧列板要比上面的厚一些;3船中0.4L区域内的舷顶列板比相邻的舷侧列板厚
A.
①②
B.
①③
C.
②③
D.
①②③
查看完整题目与答案
【判断题】PP-R管道耐腐蚀、不结垢、卫生、无毒,符合食品卫生规定,无毒,适合于饮用水输送。
A.
正确
B.
错误
查看完整题目与答案