证据力是证据所必须具有的形式要件。

单项选择题Drafting can be an act of discovery that planning can never replace, because it is then that we often experience one of research’s most exciting moments: we discover ideas that we didn’t have until we expressed them. （ ）。A.对B.错

单项选择题给定代码片段如下所示，则编译运行后，输出结果是（ ）。 for (int i=0;i A、0 B、0 3 C、0 3 6 D、0 3 6 9