【单选题】【消耗次数：1】
该形体有（）个侧平面。
①
1
②
2
③
3
④
4
参考答案：
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相关题目
【简答题】
设 A = {1, 2=,2, 4=,3, 3=}，B = {1, 3=,2, 4=,4, 2=}，则交关系A∩B等于：[填空1]
【简答题】
设 A = {1, 2=,2, 4=,3, 3=}，B = {1, 3=,2, 4=,4, 2=}，则求差关系A-B。
【简答题】
设 A = {1, 2=,2, 4=,3, 3=}，B = {1, 3=,2, 4=,4, 2=}，则对称差关系A⊕B等于：[填空1]
【判断题】
设 A = {1, 2=,2, 4=,3, 3=}，B = {1, 3=,2, 4=,4, 2=}，则并关系A∪B的定义域dom(A∪B)等于：{1,2,3,4}。
①
正确
②
错误
【单选题】
若int类型占4个字节，有定义inta[][4]={1,2,3,4,5,6,7,8};则表达式sizeof(a[0][1])的值为（）。
①
1
②
2
③
3
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①
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①
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②
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③
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④
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①
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