接触VC,2:2

}

void Aves::run()

{

cout<<"I can run by "<<m_strCrura<<endl;

}

void Aves::fly()

{

cout<<"I can fly by "<<m_strWing<<endl;

}

class Ostrich : public Aves

{

public:

void tweet();

void fly();

};

void Ostrich::tweet()

{

cout<<"gugugugugugugu"<<endl;

}

void Ostrich::fly()

{

cout<<"I can´t fly by "<<m_strWing<<endl;

}