【单选题】Australia began to assume its modem configuration by the Eocene Epoch, some 50 million years ago, when Antarctica broke away and drifted southward.
【简答题】下列程序的输出结果为 Object id=0 Obiect id=1 请将程序补充完整。 include<iostream> using namespace std; class Point { public: Point(int xx=O,int yy=O){X=xx;Y=yy;countP++;} ~Point(){countp--;} int GetX()(return X;) int Ge...