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【单选题】
设变量x，y满足|x|+|y|≤1，则x+2y的最大值和最小值分别为 [     ]
A.
1，-1
B.
2，-2
C.
1，-2
D.
2，-1
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参考答案：
举一反三
【单选题】其它条件不变时，总需求曲线将因（）。
A.
政府支出减少产生右移
B.
价格水平上升产生左移
C.
税收减少产生左移
D.
名义货币供给增加时产生右移
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【判断题】从统计设计所包含的研究对象的范围看,整体设计是主要的,专项设计应在整体设计的基础上进行,并且服从整体设计的统一安排
A.
正确
B.
错误
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【单选题】控制装卸搬运费用可通过()实现。 P-83
A.
增加装卸次数
B.
缩短操作距离
C.
合理选择装卸搬运设备
D.
提高被装卸物资纯度
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【单选题】(So) absorbed (she was) in her work (that) she didn’t realize (it was) time that she picked up her daughter.
A.
So
B.
she was
C.
that
D.
it was
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【单选题】It was obvious that she was not going home.
A.
evident
B.
necessary
C.
possible
D.
probable
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【单选题】其它条件不变时,总需求曲线将因( )。
A.
政府支出减少产生右移
B.
价格水平上升产生左移
C.
税收减少产生左移
D.
货币供给增加时产生右移
查看完整题目与答案
【单选题】It was obvious that she was not going home.
A.
probable
B.
necessary
C.
possible
D.
evident
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【单选题】It was when she lived with him that she found out the darker side to his ________.
A.
integrity
B.
optimism
C.
character
D.
confidence
查看完整题目与答案
【单选题】控制装卸搬运费用不可通过()实现。 P-83
A.
增加装卸次数
B.
缩短操作距离
C.
合理选择装卸搬运设备
D.
提高被装卸物资纯度
查看完整题目与答案
【简答题】Anne-Marie Garrard was shocked when it was announced that she had won the Personal Assistant of the Year award."The other __31__ seemed to be very strong, and I have to say I found the selection reall...
查看完整题目与答案
相关题目：
【单选题】其它条件不变时，总需求曲线将因（）。
A.
政府支出减少产生右移
B.
价格水平上升产生左移
C.
税收减少产生左移
D.
名义货币供给增加时产生右移
查看完整题目与答案
【判断题】从统计设计所包含的研究对象的范围看,整体设计是主要的,专项设计应在整体设计的基础上进行,并且服从整体设计的统一安排
A.
正确
B.
错误
查看完整题目与答案
【单选题】控制装卸搬运费用可通过()实现。 P-83
A.
增加装卸次数
B.
缩短操作距离
C.
合理选择装卸搬运设备
D.
提高被装卸物资纯度
查看完整题目与答案
【单选题】(So) absorbed (she was) in her work (that) she didn’t realize (it was) time that she picked up her daughter.
A.
So
B.
she was
C.
that
D.
it was
查看完整题目与答案
【单选题】It was obvious that she was not going home.
A.
evident
B.
necessary
C.
possible
D.
probable
查看完整题目与答案
【单选题】其它条件不变时,总需求曲线将因( )。
A.
政府支出减少产生右移
B.
价格水平上升产生左移
C.
税收减少产生左移
D.
货币供给增加时产生右移
查看完整题目与答案
【单选题】It was obvious that she was not going home.
A.
probable
B.
necessary
C.
possible
D.
evident
查看完整题目与答案
【单选题】It was when she lived with him that she found out the darker side to his ________.
A.
integrity
B.
optimism
C.
character
D.
confidence
查看完整题目与答案
【单选题】控制装卸搬运费用不可通过()实现。 P-83
A.
增加装卸次数
B.
缩短操作距离
C.
合理选择装卸搬运设备
D.
提高被装卸物资纯度
查看完整题目与答案
【简答题】Anne-Marie Garrard was shocked when it was announced that she had won the Personal Assistant of the Year award."The other __31__ seemed to be very strong, and I have to say I found the selection reall...
查看完整题目与答案
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