下列各组词字形无误的一项是（    ）（3分）                                 

A．诅咒珈锁繁茂芜杂不祥之兆

B．沉缅劫难义愤填膺垂头耷脑

C．抽搐噙泪繁文缛节无济于事

D．虫豸摧残息息相关摇摇欲堕

有如下程序：
#include＜iostream＞
using namespace std;
class ONE

public:
virtual void f() cout ＜＜ "1";
;
class TWO: public ONE

public:
TWO() cout ＜＜ "2";
;
class THREE: public TWO

public:
virtual void f() TWO::f(); cout ＜＜ "3";
;
int main()

ONE aa, *p;
TWO bb;
THREE cc;
p = &cc;
P-＞f();
return 0;

执行上面程序的输出是______