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【单选题】
选择剖面位置的基本原则中,不正确的是( )。A.
平行于相应的投影面。
B.
垂直于相应的投影面。
C.
过形体的对称面。
D.
过空洞的轴线。
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举一反三
【单选题】The authors attitude towards Nocks ideas is one of ______.
A.
acknowledgement
B.
denial
C.
surprise
D.
ridicule
【单选题】The thing was very _____ , and all of us were _____ . [ ]
A.
surprised ; surprising
B.
surprising ; surprised
C.
surprised ; surprised
D.
surprising ; surprising
【单选题】______ if I had arrived yesterday without letting you know beforehand?
A.
Would you be surprised
B.
Were you surprised
C.
Had you been surprised
D.
Would you have been surprised
【单选题】Pinter was awarded the Nobel prize for Literature because
A.
the Academy always made a surprising decision.
B.
he was born of a immigrant Jewish family.
C.
the last prize was given to a different continent.
D.
he made a great contribution to the art form. of theatre.
【简答题】A. gu i de B. p i geon C. surpr i sing D. inv i te
【单选题】下列关于属性的语义的说法中错误的是______。 A) 属性被用来描述一类现实或抽象事物的特征或性质 B) 一个属性的具体取值叫属性实例 C) 属性实例由属性的类型和值来定义 D) 属性通常与具体的实体集无关
A.
B.
C.
D.
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