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【简答题】
1-1-28 周期表中电负性最大的元素 , 周期表中第一电离能最大的元素 , +2 价离子构型为 [ Ar ] 3 d 5 的元素 , 具有 ns 2 np 5 电子结构的元素 是 族元素, 具有 ns 2 np 6 电子结构的元素 是 族元素, 第四周期元素中, 4p 轨道半充满的是 _____ , 3d 轨道半充满的是 、 , 4s 轨道半充满的是 、 、 。
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【简答题】如果某投资项目的相关评价指标满足以下关系:NPVn/2,则可以得出的结论有( )。
【单选题】What is the problem/gap of the previous research?
A.
Researchers have called for programs targeting this unique transition from adolescence into early adulthood, including those specific to weight loss.
B.
No previous studies have examined the relationship between frequent self-weighing and weight loss in a behavioural weight loss program targeting a broader sample of emerging adults.
C.
Previous studies were conducted within the context of weight gain prevention and focused exclusively on college students.
D.
In adults, frequent self-weighing has been associated with weight gain prevention, weight loss and weight loss maintenance and is not associated with unhealthy weight control practices or worsening of psycho- logical symptoms.
【单选题】The second paragraph mainly tells us that ______.
A.
the author sums up the previous research experience
B.
the author offers a theoretical background and justification
C.
the author tries to make absolute judgments
D.
the author points out various approaches
【单选题】如果某投资项目的相关评价指标满足以下关系:NPV>0,PP>n/2,则可以得出的结论是( )。
A.
该项目基本具备财务可行性
B.
该项目完全具备财务可行性
C.
该项目基本不具备财务可行性
D.
该项目完全不具备财务可行性
【简答题】如果某投资项目的相关评价指标满足以下关系:NPV>0,NPVR>0,IRR>ic,PP>n/2,则可以得出的结论是( )。
【单选题】Despite their lack of success so far, research scientists have ______ in their research for a cure for AIDS.
A.
maintained
B.
retained
C.
insisted
D.
persevered
【单选题】如果某投资项目的相关评价指标满足以下关系:npv>0,npvr>0,pi>1,irr>ic,pp>n/2,则可以得出的结论是( )。
A.
该项目基本具备财务可行性
B.
该项目完全具备财务可行性
C.
该项目基本不具备财务可行性
D.
该项目完全不具备财务可行性
【单选题】In scientific community, previous research on siblings
A.
mostly focused on the sibling order.
B.
studied the characteristics of the kids.
C.
studied the matter in a broad sense.
D.
wasn't believable and the discussion ended.
【简答题】A.Because she lived with her parents. B.Because her husband had had a nervous breakdown. C.Because she had less strain. D.Because she could speak French and German fluently.
【简答题】Failure as he has been in his previous attempts, he still sticks _________ the research aimed __23. Failure as he has been in his previous attempts, he still sticks _________ the research aimed ______...
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