【单选题】Today is Friday, November ____________. [ ]
【单选题】“知之为知之,不知为不知。”这句话属于孔子的()
【单选题】“知之为知之,不知为不知”是()优良学风的体现。
【单选题】September is _____ month of the year. [ ]
【单选题】September is month of the year.
【单选题】September is _____ month of the year.
【单选题】下述代码输出结果是() >>> S=set('知之为知之不知为不知') >>>for i in S: print(i,end="")