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【单选题】
加权算术平均数的大小取决于()。A.
主要受各组标志值大小的影响，而与各组次数的多少无关。
B.
主要受各组次数大小的影响，而与各组标志值的多少无关。
C.
既受各组标志值大小的影响，又受各组次数多少的影响。
D.
既与各组标志值的大小无关，也与各组次数的多少无关。
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【单选题】According to Foley, which of the following aspects of the political and historical events of the late twentieth-century confirm Darwinian theory?
A.
Social conservatism demands that human beings conform. to established standards of behavior.
B.
As a movement, Nazism was doomed to perish by the same evolutionary forces that govern the expression of human emotions.
C.
The events of the twentieth century prove that social and biological thinking are incommensurate with one another.
D.
The disintegration of the postwar order was brought about by faulty relativist thinking.
E.
The decline of social progress indicates that social goals are limited by biological forces.
【简答题】以下程序的输出结果为_________________。s="ab123de4"for i in s: if i.isupper(): #字符串的isupper方法用于判断字符串中的字符是否全为大写字母 print('yes') breakelse: print('no')
【简答题】以下程序段输出结果的是( ) public class Test { public static void main(String args[]){ String str=”ABCDE”; str.substring(3); str.concat(“XYZ”); System.out.print(str); } }A. DE B. DEXYZ C. ABCDE D. CDEXYZ
【单选题】Which of the following statements on historical fiction is not TRUE?
A.
Historical fiction as a literary genre emerged in the late 18th century.
B.
Walter Scott is regarded as the progenitor of historical fiction.
C.
A Tale of Two Cities is Dickens’s most popular historical fiction.
D.
The French Revolution provides the social and historical basis for the rise of the historical fiction.
【单选题】某住宅用电设备数量和容量如表中所列，求该住宅的用电负荷（取平均功率因数0.85，同期系数0.5）
A.
20.89A
B.
35.78A
C.
50.24A
D.
75.88A
【简答题】Which of the following inventory valuation methods best matches the actual historical cost of the inventory items to their physical flow? A.FIFO. B.LIFO. C.Specific identification.
【多选题】下列说法中正确的有()。
A.
国务院发布行政法规，由总理签署发布命令
B.
国务院批准、部门发布的行政法规，由总理签署发布命令
C.
部门发布的规章，由部门首长签署发布命令
D.
部门联合发布的规章，由各部门首长共同签署发布令发布
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