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【单选题】
下图是 0-1 背包问题实例n=3, C=25,w[]={10,15,20},v[]={20,30,25}的解空间树, 用回溯法搜索解空间树,因为不满足约束函数被剪枝的节点有( )A.
③ ⑦
B.
③ ⑤
C.
④ ⑤
D.
④ ⑦
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反馈参考答案：
举一反三
【单选题】Even though Jung's theory of the mind has been designated as______by its recent proponents, one can scarcely argues that it offers a truly gestalt and complete picture of the psyche's operation.
A.
draconian
B.
abstract
C.
revolutionary
D.
holistic
E.
sartorial
【简答题】微距拍摄是指拍摄出来的图像大小比实物的原始大小要大的拍摄方式。一般来说,拍摄比例为______左右影像比的拍摄都属于微距拍摄。
【简答题】支架设计时，应考虑的荷载有（ ）。
【单选题】214, 男性,28岁。幼时曾患百日咳。以咳嗽,咳痰逐渐加重3个月,今日突然咯血3口入院,拟诊“支气管扩张”。若一旦出现大咯血,最重要的护理措施是
A.
保持呼吸道通畅
B.
输血
C.
抗生素
D.
镇静剂
E.
止咳药
【单选题】There is no denying it: Boys think differently from girls. Even though recent brain research evidence is controversial(争议的), that conclusion seems inescapable. One clue to brain differences between th...
A.
there exist the psychological differences between boys and girls
B.
boys are wiser than girls
C.
the male and female brain differences
D.
the structures of the brains of children are the same
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