list=["HAIDIAN","XINXI",1997,2018],则 list[ 2 : ] 的值为
A. ["XINXI",1997,2018]
B. [1997, 2018]
C. ["XINXI"]
D. [1997]
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list=["HAIDIAN","XINXI",1997,2018],则 list[ 0 : -1 ]的值为
A. [ ]
B. ["HAIDIAN","XINXI",1997]
C. ["HAIDIAN","XINXI",1997,2018]
D. [2018]
下面代码的输出结果是 list1 = [ ( m ,n ) for m in 'AB' for n in 'CD' ] print( list1 )
A. [('A', 'C'), ('A', 'D'), ('B', 'C'), ('B', 'D')]
B. [‘A’,’B’,’’,’’]
C. ['AC', 'AD', 'BC', 'BD']
D. 错误
已知列表 x = list( range( 9 ) ) , 那么执行语句 del x[:2] 之后, x 的值为。
A. [1,3,5,7,9]
B. [1,3,5,7]
C. [0,1,3,5,7]
D. [2,3,4,5,6,7,8]
list1 , list2 = ['Google','Runoob','Taobao'] , [456,700,200] print( max( list1 ) , min( list2 ) )
A. Taobao 200
B. Runoob 20
C. Google 200
D. Taobao 700