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【单选题】
社会主义道德的基本要求是( )。A.
社会公德、职业道德、家庭美德
B.
爱国主义、集体主义和社会主义
C.
爱祖国、爱人民、爱劳动、爱科学、爱社会主义
D.
有理想、有道德、有文化、有纪律
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举一反三
【单选题】用两个铂电极电解KOH水溶液。当析出2 mol氢气和1 mol氧气时，通过的电荷量Q等于（）´105C。已知F= 9.65 ´104C∙mol-1。
A.
7.72
B.
5.79
C.
3.86
D.
1.93
【单选题】According to the author, swans in captivity are______.
A.
happy unless their wings have been cut
B.
happy most of the time, but unhappy sometimes
C.
unhappy most of the time
D.
only happy when they are bringing up families
【单选题】—Julia looks very happy!She________have passed the TOEFL. —I suppose so.It can't have been too difficult for her,anyway. [ ]
A.
could
B.
might
C.
must
D.
should
【简答题】用两个铂电极电解KOH水溶液。当析出1mol氢气和0.5 mol氧气时，通过的电荷量是（ ) C。（F=985 C/mol）
【简答题】As my own studies have advanced, I have been increasingly impressed with the functional similarities between insect and vertebrate societies and less so with the structural differences that seem, at f...
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