A. <class ‘tuple’> B. <class ‘dict’> C. <class ‘set’> D. <class ‘list’>
A. 4 B. 5 C. 6 D. 7
A. 0 B. 1 C. 3 D. 6
A. 语法错 B. ‘b’ C. 1 D. 2
A. = ls.index(‘s’,5,10)print(a)4 B. 5 C. 10 D. 9
A. ChinaAmericaJapan B. zhang:ChinaJone:AmericaNatan:Japan C. “zhang””Jone””Natan” D. zhangJoneNatan
A. [‘z’, ‘j’, ‘s’, ‘y’] B. [‘j’, ‘s’, ‘y’, ‘z’] C. [‘j’, ‘z’, ‘z’, ‘s’, ‘z’, ‘y’, ‘j’] D. [‘j’, ‘j’, ‘s’, ‘y’, ‘z’, ‘z’, ‘z’]
A. [‘300’,‘200’,‘400’] B. [‘shandong’, ‘hebei’, ‘beijing’] C. [300,200,400] D. ‘shandong’, ‘hebei’, ‘beijing’
微信支付 
支付宝支付