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【单选题】
在 水溶液中加入固体 ,在混合溶液中不变的量是()
A.
电离常数
B.
pH
C.
电离度
D.
pOH值
E.
H+的浓度
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参考答案:
举一反三
【单选题】One of the qualities that most people admire in others is the willingness to admit one's mistakes. It is extremely hard sometimes to say a simple thing like 'I was wrong about that,' and it is even ha...
A.
About 8.
B.
About 18.
C.
About 23.
D.
About 15.
【单选题】She is a very talented ___________, and many people admire the glass vases and bowls she creates.
A.
carpenter
B.
craftsperson
【单选题】People may have different opinions about Karen, but I admire her. ______, she is a great musician.
A.
After all
B.
As a result
C.
In other words
D.
As usual
【多选题】根据国际收支理论,下列说法不正确的是( )
A.
当其他条件不变时,本国国民收入增加带来进口上升,本币升值
B.
当其他条件不变时,本国价格水平上升将带来实际汇率的贬值,本国经常账户改善
C.
当其他条件不变时,本国利率的提高将导致本币贬值
D.
当其他条件不变时,如果预期本币在未来将贬值,资本将会流入,造成本币即期的升值
【单选题】One of the qualities that most people admire in others is the willingness to admit one's mistakes. It is extremely hard sometimes to say a simple thing like 'I was wrong about that,' and it is even ha...
A.
have never made any mistakes
B.
often make mistakes but correct them in no time
C.
admit their mistakes
D.
forget other people's mistakes easily
【单选题】One of the qualities that most people admire in others is the willingness to admit one's mistakes. (79) It is extremely hard some times to say a simple thing like 'I was wrong about that,' and it is e...
A.
About 8.
B.
About 18.
C.
About 23.
D.
About 15.
【单选题】设随机事件 及和事件 的概率分别为0.4,0.3,0.6,则积事件的概率
A.
0.3
B.
0.12
C.
0.1
D.
0.28
【简答题】阅读理解。 One of the qualities that most people admire in others is the willingness to admit one's mistakes. It is extremely hard sometimes to say a thing like 'I was wrong about that,' and it is e...
【简答题】下面是某公司2005年1~5月份销售电脑台数情况统计表。 某公司销售电脑台数情况统计表 (1)(    )月份的销售量最高。 (2)(    )月份的销售量最低,销售了(    )台电脑。 (3)销售量排在第二位的是(    )月。 (4)(    )月销售了3400台电脑。 (5)1月比3月少销售(    )台电脑。 (6)这5个月来总的销售量呈(    )趋势。
【判断题】两个随机事件和的概率等于概率的和。
A.
正确
B.
错误
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