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【单选题】
下列离子选择性电极中属于敏化电极的是
A.
玻璃电极
B.
氟电极
C.
氨电极
D.
液膜电极
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举一反三
【简答题】Write a composition on the topic 'Air Pollution.' Start writing your composition with the topic sentence: 'There is obviously a very serious problem of pollution in our cities nowadays.' You are suppo...
【判断题】被害人的性别与犯罪人不同,总体上以女性居多。
A.
正确
B.
错误
【简答题】_______被定义为通过一个公用网络建立一个临时的,安全的连接,是一个穿过公共网络的安全、稳定的通道。
【简答题】Write a composition on the topic 'Fighting Criminals.' Start writing your composition with the topic sentence: 'Today the crime rate in some cities of our country is rising.' You are supposed to write...
【单选题】( )是人顺利完成某种活动的个性心理特征,或者说是完成一定活动的本领。
A.
气质
B.
性格
C.
能力
D.
意志
【单选题】The law of constant composition says __________.
A.
that the composition of a compound is always the same
B.
that all substances have the same composition
C.
that the composition of an element is always the same
D.
that the composition of a homogeneous mixture is always the same
E.
that the composition of a heterogeneous mixture is always the same
【单选题】There are some spelling mistakes in your composition, but your composition is good. [     ]
A.
as a whole
B.
on the whole
C.
first of all
D.
generally speaking
【单选题】There are some spelling mistakes in your composition , but_________your composition is good. [    ]
A.
as a whole
B.
on the whole
C.
on one hand
D.
on the other hand
【简答题】( )是指人顺利完成某种活动所必须具备的,并且直接影响活动效率的个性心理特征。A气质 B能力 C个性 D性格
【单选题】虚拟专用网()被定义为通过一个公用网络(通常是因特网)建立一个临时的、安全的连接,是一条穿过混乱的公用网络的安全、稳定的隧道。虚拟专用网是对()的扩展。
A.
企业内部网
B.
企业外部网
C.
局域网
D.
广域网
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