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【简答题】
用这次记的要求默写的单词或短语填空。 Tatanic (泰坦尼克) is a _______movie. Knowledge (知识) has no _______. You failed in (失败) college entrance examination (高考),__________, you can't go to college. You can't always be so _______ in the class. Try to answer some questions. You can do it. People ______ are panic (慌张) about the epidemic (传染病) caused by Covid-19.
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【简答题】Usually, there are two reasons to pursue scientific knowledge: for the sake of the knowledge itself, and for the practical use of that knowledge. Because this second aspect of science effects the live...
【单选题】Pure or Theoretical Knowledge For me, scientific knowledge is divided into mathematical sciences, natural sciences or sciences dealing with the natural world (physical and biological sciences), and sc...
A.
apparently useless information
B.
the natural sciences
C.
philosophy
D.
technical applications
【单选题】根据下面的程序,说明该程序的执行结果是() #! /bin/bash #定义函数 func() { #计算输入函数的个数 echo "the function has $# parameters" } #调用函数 func a b c 1 2 3 string @ "hello world" 'hello lin' `pwd`
A.
the function has $# parameters
B.
the function has 11 parameters
C.
the function has 13 parameters
D.
the function has 10 parameters
【单选题】下列Encode函数的功能是对字符串s里的数字字符进行加密，加密方法是增加序数n（数字字符加n后还是在数字字符范围内），如n=3，"Text123789"-->"Text456012"。请在_________处填入适当的内容完善程序。Function Encode(ByVal s$, ByVal n) As String Dim i%, c$, cvalue% For i = 1 To Len...
A.
cvalue = 10 - cvalue
B.
cvalue = cvalue - 10
C.
c = cvalue - 10
D.
c = 10 - cvalue
E.
cvalue = 10 + cvalue
F.
c = 10 + cvalue
【简答题】电路的基本状态有 、 、 三种。
【简答题】变量($string2)未被赋值:'; if (is_null($string2)) echo 'string2 = null'; echo '变量($string3)被unset()函数处理:'; $string3 = 'str'; unset($string3); if (is_null($string3)) echo 'string3 = null'; ?> 运行结果是什么?
【简答题】测试函数结果 string(3,"$")
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