下面代码的输出结果是( )s =[11,22,33,44,55,66]print(s[1:4:2])
A. [22,33,44]
B. [22,33]
C. [22,33,44,55,66]
D. [22,44]
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下面代码的执行结果是( )s = ([1,[ 2, 3]], [[4, 5], 6], [7, 8])print(len(s))
A. 1
B. 2
C. 3
D. 4
以下程序的输出结果是( )dw =["狮子","猎豹","虎猫","花豹","老虎","雪豹"]for s in dw:if "豹" in s:print(s,end=",")continue
A. 狮子,猎豹,虎猫
B. 狮子,虎猫,老虎,
C. 猎豹,花豹,雪豹,
D. 猎豹,花豹,雪豹
下列程序的运行结果是( )s = "Python""{0:3}".format(s)
A. 'Pyth'
B. 'Pyt'
C. 'Python'
D. ' thon'
下面代码的输出结果是( )name = "Python程序设计教程"print(name[2: –2])
A. thon程序设计教
B. hon程序设计教
C. ython程序设计
D. thon程序设计