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【单选题】
下列条件中，当△x→0时，使f(x)在点x＝x。处不可导的条件是[ ]．
A.
△y与△x是等价无穷小量
B.
△y与△x是同阶无穷小量
C.
△y是比△x较的无穷的小量
D.
△y是比△x较低阶的无穷的小量
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参考答案：
举一反三
【简答题】按要求写单词。 1. same (反义词) 3. see (过去式) 5. China (形容词形式) 7. beautiful (副词形式) 9. loud (反义词) 2. turn on (反义词) 4. good (最高级) 6. one (序数词) 8. sing (名词形式) 10. act (名词形式)
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【简答题】I can still remember the first day when I met my best friend． I hid behind my mother and she hid behind her grandmother,   36   to look at each other． But we soon lost the   37    and started playing ...
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【简答题】I can still remember the first day when I met my best friend. I hid behind my mother and she hid behind her grandmother, 1 to look at each other. But we soon lost the 2 and started playing with each o...
查看完整题目与答案
【单选题】某钢门窗安装工程,工程经行到第三个月末时,已完成工作预算费用40万元。已完成工作实际费用为45万元,则该项目的成本控制效果是
A.
费用偏差为-5万元，项目运行超出预算
B.
费用偏差为5万元，项目运行节支
C.
费用偏差为5万元，项目运行超出预算
D.
费用偏差为-5万元，项目运行节支
查看完整题目与答案
【单选题】某钢门窗安装工程,工程运行到第三个月末时,已完成工作预算费用40万元。已完成工作实际费用为45万元,则该项目的成本控制效果是( )。
A.
费用偏差为-5万元，项目运行超出预算
B.
费用偏差为5万元，项目运行节支
C.
费用偏差为5万元，项目运行超出预算
D.
费用偏差为-5万元，项目运行节支
查看完整题目与答案
【简答题】The day that I met my best friend for the first time, I was full of anxiety. I was trying to do some __ 41 __ for an important oral exam in the local library, but people kept ____ me. I was getting an...
查看完整题目与答案
【单选题】A plastic wheel can be as tough as a metal one.
A.
useful
B.
tight
C.
weak
D.
strong
查看完整题目与答案
【简答题】I can still remember the first day when I met my best friend. She had just moved into the neighborhood and her grandmother brought her down to meet me. I hid behind my mother and she hid behind her gr...
查看完整题目与答案
【简答题】完形填空 I can still remember the first day when I met my best friend. I hid behind my mother and she hid behind her grandmother, 1 to look at each other. But we soon lost the 2 and started playing with e...
查看完整题目与答案
【单选题】某钢门窗安装工程,工程进行到第三个月末时,已完成工作预算费用 40 万元。已完成工作实际费用为 45 万元,则该项目的成本控制效果是 ( ) 。
A.
费用偏差为 -5 万元，项目运行超出预算
B.
费用偏差为 5 万元，项目运行节支
C.
费用偏差为 5 万元，项目运行超出预算
D.
费用偏差为 -5 万元，项目运行节支
查看完整题目与答案
相关题目：
【简答题】按要求写单词。 1. same (反义词) 3. see (过去式) 5. China (形容词形式) 7. beautiful (副词形式) 9. loud (反义词) 2. turn on (反义词) 4. good (最高级) 6. one (序数词) 8. sing (名词形式) 10. act (名词形式)
查看完整题目与答案
【简答题】I can still remember the first day when I met my best friend． I hid behind my mother and she hid behind her grandmother,   36   to look at each other． But we soon lost the   37    and started playing ...
查看完整题目与答案
【简答题】I can still remember the first day when I met my best friend. I hid behind my mother and she hid behind her grandmother, 1 to look at each other. But we soon lost the 2 and started playing with each o...
查看完整题目与答案
【单选题】某钢门窗安装工程,工程经行到第三个月末时,已完成工作预算费用40万元。已完成工作实际费用为45万元,则该项目的成本控制效果是
A.
费用偏差为-5万元，项目运行超出预算
B.
费用偏差为5万元，项目运行节支
C.
费用偏差为5万元，项目运行超出预算
D.
费用偏差为-5万元，项目运行节支
查看完整题目与答案
【单选题】某钢门窗安装工程,工程运行到第三个月末时,已完成工作预算费用40万元。已完成工作实际费用为45万元,则该项目的成本控制效果是( )。
A.
费用偏差为-5万元，项目运行超出预算
B.
费用偏差为5万元，项目运行节支
C.
费用偏差为5万元，项目运行超出预算
D.
费用偏差为-5万元，项目运行节支
查看完整题目与答案
【简答题】The day that I met my best friend for the first time, I was full of anxiety. I was trying to do some __ 41 __ for an important oral exam in the local library, but people kept ____ me. I was getting an...
查看完整题目与答案
【单选题】A plastic wheel can be as tough as a metal one.
A.
useful
B.
tight
C.
weak
D.
strong
查看完整题目与答案
【简答题】I can still remember the first day when I met my best friend. She had just moved into the neighborhood and her grandmother brought her down to meet me. I hid behind my mother and she hid behind her gr...
查看完整题目与答案
【简答题】完形填空 I can still remember the first day when I met my best friend. I hid behind my mother and she hid behind her grandmother, 1 to look at each other. But we soon lost the 2 and started playing with e...
查看完整题目与答案
【单选题】某钢门窗安装工程,工程进行到第三个月末时,已完成工作预算费用 40 万元。已完成工作实际费用为 45 万元,则该项目的成本控制效果是 ( ) 。
A.
费用偏差为 -5 万元，项目运行超出预算
B.
费用偏差为 5 万元，项目运行节支
C.
费用偏差为 5 万元，项目运行超出预算
D.
费用偏差为 -5 万元，项目运行节支
查看完整题目与答案
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