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【单选题】
下列物质中能被试剂所氧化的物质是( )A.
乙醛
B.
丙酮
C.
乙醇
D.
苯甲醛
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反馈参考答案：
举一反三
【单选题】On the cross-section that is exerted a concentrated moment force P for the beam, _____.
A.
there is a sudden jump in value in the Q diagram, and the M diagram is smooth and continuous
B.
there is a sudden jump in value in the Q diagram and a sharp angle in the M diagram
C.
there is no sudden jump in value in the Q diagram, but one in the M diagram
D.
there is no sudden jump in value in the Q diagram, but a sharp angle in the M diagram
【单选题】He lived in London for 3 months, during ____ time he learned some English.
A.
this
B.
which
C.
that
D.
same
【简答题】近似构成指造型相近、但有轻微变化的（ )在画面中反复排列所构成的视觉形式。
【单选题】Both the loads and supports of the beam are symmetric at the central cross-section C of the beam. Which of the following statements is correct ? .
A.
①
B.
②
C.
③
D.
④
【简答题】近似构成：指造型相近、但有轻微变化的近似的（ ）在画面中反复排列所构成的视觉形式。
【简答题】阅读理解。 Mr Knott was a worker . He worked in a big factory in London . He lived a long way from the factory. So he was usually quite tired when he got home . At half past nine one evening, when he was ...
【简答题】党在社会主义初级阶段基本路线的主要内容是什么?
【简答题】填空 (10分) 近似构成指造型相近、但有轻微变化的( )在画面中反复排列所构成的视觉形式。
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