有如下程序:
#include<iostream>
using namespace std;
class Base
public:
void fun( )cout<<"Base::fun"<<endl;
;
class Derived:public Base
public:
void fun( )
______
cout<<"Derived::fun"<<endl;

;
int main( )
Derived d;
d.fun( );
return 0;

已知其执行后的输出结果为:
Base::fun
Derived::fun
则程序中下画线处应填入的语句是______。

A:Base.fun(); B:Base::fun(); C:Base->fun(); D:fun();

下列程序中划线处正确的语句是( )。
#include <iostream>
using namespace std;
class Base

public:
void fun( ) cout<<"Base::fun"<<endl;
;
class Derived:public Base

void fun( )

______ //显式调用基类的函数fun( )
cout<<"Derived::fun"<<endl;

;

A:fun(); B:Base.fun(); C:Base::fun(); D:Base->fun();

在下列横线处应添加的语句是( )。
class Basepublic:void fun( )cout<<"Base::fun"<<end1;;
class: Derived: public Base

public:
void fun( )
 
   ______//显示调用基类的fun函数
 cout<<"Derived::fun"<<end1;
 
;

A:Derived::fun B:Base::fun(); C:Pubic::fun D:fun();

下列程序中划线处正确的语句是( )。
#include <iostream>
using namespace std;
class Basepublic:
void fun( ) cout<<"Base:: fun"<<end1;
;
class Derived: public Base void fun( )

_______________________ //显试调用基类的函数 fun( )
cout <<"Derived:: fun"<<end1;
;

A:fun(); B:Base. fun(); C:Base:: fun(); D:Base->fun();

下列程序中,划线处正确的语句是( )。
#include<iostream.h>
Class Base

Public:
Void fun( )cout<<"Base::fun"<<endl;

Class Derived:public Base

void fun( )

______ //显示调用基类的函数fun( )
Cout<<"Derived::fun"<<endl;

A:fun() B:Base.fun() C:Base::fun() D:Base->fun();

下列程序中画线处应填入的语句是
class Base

public:
void fun( )cout<<"Base of fun"<<end1;

class Derived:public Base

void fun( )

______//显示基类的成员函数fun
cout<<"Derived of fun"<<end1;

A:fun( ); B:Base.fun( ); C:Base: :fun( ); D:Base->fun( );

下列程序中横线处应填入的语句是( )。
class Base

public:
vold fun( )cout<<"Base of fun"<<endl;

class Derived:public Base

void fun( )

//显示基类的成员函数fun
cout<<"Derived of fun"<<endl;

A:fun(); B:Base.fun(); C:Base::fun(); D:Base->fun();

下列程序中横线处应填入的语句是( )。 Class Base { public: roid fun( ){cout<<“Base of fun”<<endl;) }; class Derived:public Base { void fun( ) { //显示基类的成员函数fun cout<<“Derived Of fun”<<endl; } };

A:fun(); B:Basfun(); C:Base::fun(); D:Base->fun();

有如下程序: #include <iostream> using namespace std; using namespace std; class Base{ public: void fun( ){cout<<"Base::fun"<<endl:} }; class Derived:public Base{ public: void fun( ){ eout<<"Derived::fun"<<endl: } }; int main( ){ Derived d; d.fun( ); return 0; } 已知其执行后的输出结果为: Base::fun Derived::fun 则程序中下画线处应填入的语句是

A:Base.fun( ); B:Base::fun( ); C:Base->fun( ); D:fun( );

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