下列哪一选项不是治理信息污染应该坚持的原则?()
A.循环原则
B.多样原则
C.排异原则
D.平衡原则
参考答案:C
That was a very busy street that I was never allowed to cross accompanied by an adult.
A.when
B.if
C.unless
D.where
以下数组定义中错误的是
A.int x[][3]={0};
B.int x[2][3]={{1,2},{3,4},{5,6}};
C.int x[][3]={{1,2,3},{4,5,6}};
D.intx[2][3]={1,2,3,4,5,6};