All the bacteria have more than one flagellum.
A. Right
B. Wrong
C. Not mentioned
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According to Dr. David bates, hospitals in America ______.
A. are not paying enough attention to possibilities of ADR happenings
B. have never tried to use computers to prevent ADRs from happening
C. do not use those drugs which will cause side effects to their patients
D. know that many ADRs are easily preventable
One educated person's knowledge and understanding may be known through ______.
A. his thoughtful observing
B. his view on particular topics
C. his lifelong personal experiences
D. his idea on familiar topics
下面程序的运行结果为
#include<iostream.h>
Class A
static int n;
public:
A() {n=1;}
A(int num) {n=num;}
void print() {cout < < n;}
};
int A: :n=2;
void main()
{
A a,b(3) ;
a. print() ;
b. print() ;
cout < < endl;
}
A. 11
B. 13
C. 23
D. 33
下面程序的运行结果是
#include<iostream.h>
class base{
protected:
int a;
public:
base() {cout < < "0";}
};
class base l: virtual base{
public:
base l () {cout < <"1";}
};
class base 2: virtual base{
public:
base2 () {cout < <"2";}
};
class derived: public base 1, public base2{
public:
derived() {cout < < "3";}
};
void main()
{
derive obj;
cout < < endl;
}
A. 0123
B. 3120
C. 0312
D. 3012