【单选题】对于序列 numbers = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10] ,以下相关操作和对应输出正确的是哪一项?
A.
1. >>> numbers[-2:] 2. [9, 10]
B.
1. >>> numbers[0: 2] 2. [1, 2, 3]
C.
1. >>> numbers[0::3] 2. [1, 3, 5, 7, 9]
D.
1. >>> numbers[: -1] 2. [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
【单选题】对于序列 numbers=[1,2,3,4,5,6,7,8,9,10] ,以下相关操作和对应输出正确的是哪一项?
A.
>>> numbers[0::3] [1,3,5,7,9]
B.
>>> numbers[: -1] [1,2,3,4,5,6,7,8,9,10]
C.
>>> numbers[0: 2] [1,2,3]
D.
>>> numbers[-2:] [9,10]
【单选题】"Oh, actually I'm from London, born and bred." What does Andy mean?
A.
He has lived in London all his life.
B.
London is his place of birth and where he was brought up.
【单选题】在食品储存中属于化学储存的方法是( )。
【单选题】运输层进行网络拥塞控制时不会使用到的算法是( )。
【单选题】师傅要小刘给S7-200PLC的接上电源,已知该PLC的型号是CPU SR40(或者是CPU 224)AC/DC/RLY ,请问该PLC的供电电压范围是多少( )。
【单选题】对于序列 numbers = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10] ,以下相关操作和对应输出正确的是哪一项?
A.
>>> numbers[0: -1] [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
B.
>>> numbers[0::3] [1, 3, 5, 7, 9]
C.
>>> numbers[0: 2] [1, 2, 3]
D.
>>> numbers[-2:] [9, 10]