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甲型H1N1型流感病毒曾在全球广泛传播,给人类健康、社会经济带来了巨大的负面影响.我国采取积极应对措施,使病毒得到了有效的控制,从很大程度上减少了损失,在这里,消毒液功不可没. (1)生产消毒液是将氯气通入NaOH溶液中,发生的离子反应方程式为______. (2)取少量消毒液滴加AgNO 3 溶液,现象是出现白色沉淀,说明消毒液中有______离子. (3)消毒液稀释后喷洒在空气中,可以生成有漂白性的物质,请写出此过程的离子反应方程式______;该物质有漂白性是因为它有强氧化性,但是它也很不稳定,请写出它分解的化学方程式______.
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【单选题】There are ten on the list , so you are _______.
A.
an eleventh     
B.
the eleventh        
C.
an eleven    
D.
eleven
【判断题】There are ten units in this course.
A.
正确
B.
错误
【单选题】靠正、负离子间的静电引力形成的化学键被称为 _______ 键。
A.
共价
B.
氢键
C.
金属
D.
离子
【简答题】选择合适的疑问词完成句子。 what colour     how     what       how many 1. — _____ birds are there? — There are ten. 2. — _____ is the cat? — It's black. 3. — _____is his name? — Jack. 4. — _____ do you spell 'bana...
【单选题】There are ten () in our school.
A.
woman teachers
B.
women teacher
C.
woman teacher
D.
women teachers
【单选题】在默认方式下,Excel2010工作表的行以_________标记。
A.
数字
B.
字母
C.
数字+字母
D.
字母+数字
【单选题】You can _____ this cake _____ten pieces. There are ten persons in this room.
A.
divide, into
B.
be divided, into
C.
divided, into
D.
be divide, into
【单选题】There are ten children here, so the cake must be divided _____ ten pieces.
A.
into
B.
in
C.
between
D.
from
【单选题】There are ten stories in this book,______are the most interesting ones.
A.
the first four of them
B.
the first four of those
C.
the first four
D.
the first four of which
【单选题】According to the writer, why 'in our over-sixty population there are ten widows for every man' ?
A.
Men work harder than women.
B.
The writer doesn't explain it clearly in the passage.
C.
Men and women are not equal.
D.
Men don't like to exercise.
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