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【判断题】
卷积是一种数学运算,在系统分析中有重要的作用。A.
正确
B.
错误
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举一反三
【单选题】It can be inferred from the passage that the author ______.
A.
is in favor of prohibiting passengers' use of electronic devices completely
B.
regards it as unreasonable to exercise a total ban during flight
C.
hasn't formed his own opinion on this problem
D.
has overestimated the danger of electromagnetic interference
【单选题】In the angry debate over how much of IQ comes from the genes that children inherit from parents and how much comes from experiences, one little fact gets overlooked: no one has identified any genes (o...
A.
scientists have reached an agreement
B.
scientists' opinions vary
C.
no genes have ever been identified
D.
scientists have found many smart genes
【单选题】对于分动器,下列哪个说法错误?
A.
分动器与变速器类似，也包括传动机构和操纵机构
B.
分动器的前桥可以参与驱动，需要时也可以摘下来
C.
摘下前桥时，分动器也可以保持在低挡
D.
有些分动器没有前桥控制，而让前桥一直参与驱动
【简答题】执行如下代码, 则程序的运行结果是 。a=m=15b=n=20whilea%b!=0:a,b=b,a%bprint(b,m*n//b)
【简答题】执行如下代码,则程序的运行结果是 。year=eval(input("输入年份："))#也可用int()函数if(year%4==0andyear%100!=0)or(year%400==0):print("闰年")else:print("非闰年")当运行时输入1900时，程序运行结果如何？
【简答题】Through life learning, children _______ . [ A] will grow without the assistance from parents [ B] will learn to communicate with the real world [ C] will be driven to learn necessary life knowledge [ ...
【单选题】In the angry debate over how much of IQ comes from the genes that children inherit from parents and how much comes from experiences, one little fact gets overlooked: no one has identified any genes (o...
A.
scientists have reached an agreement.
B.
scientists' opinions vary.
C.
no genes have ever been identified.
D.
scientists have found many smart genes.
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