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【单选题】
当衬砌结构拱圈为等截面拱时，结构的自重荷载计算与下列哪些因素相关A.
衬砌截面厚度
B.
衬砌半径
C.
围岩压力
D.
衬砌形心
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反馈参考答案：
举一反三
【单选题】Not only the manager but you_______ required to help him serve the customer early next week.
A.
are
B.
is
C.
be
D.
will
【简答题】阅读以下说明和流程图，从供选择的答案中选出应填入流程图(n)处的字句写在对应栏内。 [说明] 以下是某图像二元树存储与还原算法的主要思想描述。 设一幅2n×2n的二值图像，以：“1”表示黑像素点，以“0”表示白像素点。图像二元树结构表示依赖于图像的二元分割，即交替在X轴方向和Y轴方向上分割。先进行水平分割，分成两个2n-1×2n图像子块，然后进行垂直分割，分成4个2n-1×2n-1的正方形块，如此...
【单选题】在删除表时,主表与从表删除的顺序为( )。
A.
先删除主表,再删除从表
B.
先删除从表,再删除主表
C.
先删除哪一个表都可以
D.
只有先删除表之间的约束,才能删除表
【单选题】The new rule, ______ to prevent drivers from driving after drinking, is to come into effect next week.
A.
to intend
B.
intended
C.
intending
D.
to be intended
【简答题】A talk on developments in science and technology__________ (give)in the school next week．
【单选题】听力原文： Key players in the Congo Kinshasa war are holding talks about the next steps to take following the rebel take-over Monday of a strategic city of Kindu. Zimhabwe's President Mugabe accused Rwanda...
A.
the next steps to take
B.
the next agreement to reach
C.
the next announcement to make
D.
the next cease-fire to arrange
【单选题】Not enough students are studying physics because
A.
there is not enough money to fund courses.
B.
it is perceived as too difficult.
C.
people do not see the value of studying it.
【单选题】听力原文：W: Do you know if Bill is coming back today? M: He was supposed to arrive next week, but I've got a letter from him saying he is coming tomorrow. When will Bill come back?
A.
Today.
B.
Tomorrow.
C.
Next week.
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