题目内容

从税法的渊源可以看出，税法就是税收法律。（）

A. 对
B. 错

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A. 对
B. 错

A. ["k":1,"k1":2,"k2":3,"k3":4]
B. ["k":"1","k1":"2","k2":"3","k3":"4"]
C. {"k":1,"k1":2,"k2":3,"k3":4}
D. {"k":"1","k1":"2","k2":"3","k3":"4"}

A. {1:"aa",2:"bb",3:"cc"}
B. {1:"aa",2:"dd",3:"cc"}
C. {1:"aa",2:"bb",3:"cc":2"dd"}
D. {1:"aa",2:"bb",3:"cc":2"bb"}

A. ord("!")返回"!"字符对应的Unicode编码
B. 输出结果为! "
C. $ % & '( ) *
D. chr(x)函数返回Unicode编码对应的字符
E. 系统报错