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【单选题】
根 据 酸 碱 质 子 理 论， 在 水 溶 液 中，下 列 物 质 中 属 于 两 性 物 质 的 是A.
HCOOH
B.
HPO 4 -
C.
NH3
D.
CN -
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【单选题】In Mark Twain's The Adventures of Huckleberry Finn, Huck writes a letter to inform against Jim, the escaped slave, and then he tears the letter up. This fact reveals that_________.
A.
Huck has a wrong understanding of love and hate
B.
There is a conflict between society and conscience in Huck
C.
Huck is always an indecisive person
D.
Huck has very little education
【简答题】商品名称:糖醋大蒜头 请查 询 该商品的品目: 。
【多选题】Which of the following statements about Jim in Adventures of Huckleberry Finn are correct?
A.
Jim can be described as the only adult who provides a positive, respectable example for Huckleberry Finn to follow.
B.
Jim is highly intelligent and compassionate.
C.
Jim acts as a surrogate father and a friend to Huckleberry Finn during their voyage.
D.
Jim's superstitions represent an alternate form of “truth” or intelligence.
【简答题】色谱检测器分（）和（）两种，氢火焰离子化检测器属于质量型，热导池检测器属于浓度型检测器。
【单选题】The Adventures of Huckleberry Finn can best be described as:
A.
an abolitionist novel
B.
a humor novel
C.
an epic
D.
a social commentary
【单选题】In Mark Twain's The Adventures of Huckleberry Finn, Huck writes a letter to inform against Jim, the escaped slave, and then he tears the letter up. This fact reveals that_________.
A.
Huck has a wrong understanding of love and hate
B.
there is a conflict between society and conscience in Huck
C.
Huck is always an indecisive person
D.
Huck has very little education
【多选题】Which of the following statements about Adventures of Huckleberry Finn are true?
A.
In Adventures of Huckleberry Finn , the Mississippi River symbolizes freedom for Huck and Jim.
B.
In Adventures of Huckleberry Finn , Mark Twain's depiction of slavery can be read as an allegorical representation of the condition of blacks even after the abolition of slavery in America.
C.
Adventures of Huckleberry Finn implies that it is impossible for a society that owns slaves to be just.
D.
Adventures of Huckleberry Finn depicts the maturation and development of Huckleberry Finn.
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