A. Python列表是一个可以修改数据项的序列类型 B. Python列表的长度不可变 C. Python列表用中括号[]表示 D. Python列表是包含0个或者多个对象引用的有序序列
A. _alex_eric_rain_ B. _alex_eric_rain C. alex_eric_rain_ D. alex_eric_rain
A. h B. kelly C. n D. m
A. {23,45,56,78} B. [23,45,5.6,7.8] C. [23,45,"Info",'a'] D. ["A","B","C","D"]
A. (198,"Python",18.5,-5.6) B. 198,"Python",18.5,-5.6 C. {198,"Python",18.5,-5.6} D. [198,"Python",18.5,-5.6]