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【判断题】
承运人调整票价时，对已售出的车票应补收或退还票价差额。()A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】The author writes the passage to
A.
yze the origin of morality.
B.
make comments on two books.
C.
explore some animal behaviors.
D.
present some intriguing findings.
【多选题】维持蛋白质胶体稳定的两个主要因素是
A.
蛋白质颗粒表面的电荷
B.
蛋白质颗粒内部的电荷
C.
蛋白质颗粒表面的水化膜
D.
蛋白质颗粒内部的疏水键
E.
蛋白质颗粒内部的氢键
【简答题】i___ n. 无知,无学,愚昧
【单选题】According to the author, Allan Brandt's attitude towards the cigarette reflected in his book is one of
A.
absolute objectivity.
B.
slight disapproval.
C.
strong disapproval.
D.
total indifference.
【单选题】Who is the author of Records of Music which was a great music theoretician?
A.
Gongsun Nizi
B.
Wang Bao
C.
Bo Le
D.
Mian Ju
【单选题】As to the views from the Democrats and Republicans, the author______.
A.
is supportive of both sides
B.
takes an detached attitude
C.
favors Democrats' views
D.
favors the Republicans' view
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