有以下程序：
#include 〈iostream〉
using namespace std;
class A

public:
virtual void setx(int i,int j=0)

x=i;
y=j;

virtual void print()=0;
protected:
int x,y;
;
class B : public A

public:
void print()

cout〈〈x*x〈〈", ";

;
class C : public A

public:
void print()

cout〈〈x*x*x〈〈end1;

;
int main()

A *pa;
B b;
C c;
pa=&b;
pa->setx(5);
pa->print ();
pa=&c;
pa->setx(2);
pa->print();
return 0;

程序运行后的输出结果是( )。

A．25，8

B．2，5

C．5，2

D．8，25

Last year, support for the social and behavioral sciences represented only about three percent of the government’s total budget for research funds in the United States. Thus, the particularly sharp reductions imposed on such programs this year seem dictated not by financial constraints but by social philosophy.
Which of the following is an assumption on which the conclusion of the passage above is based

A．The government funds allocated for research in the, social and behavioral sciences are not sufficient for the work that needs to be done.

B．The social and behavioral sciences are as valuable as the physical and biological sciences.

C．The current reductions will stop research in the social and behavioral sciences.

D．Government funding is the primary source of research money in the United States.

E．(E) Three percent is an insignificant portion of the government’s total budget for research funds.