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问题 单项选择题

强心苷对心肌耗氧量的描述正确的是

A．对正常和衰竭心脏的心肌耗氧量均无明显影响
B．可增加正常和衰竭心脏的心肌耗氧量
C．可减少正常和衰竭心脏的心肌耗氧量
D．仅减少衰竭心脏的心肌耗氧量
E．仅减少正常人的心肌耗氧量

答案

参考答案：D

完形填空
完形填空
     Wang Gang is a student. He is very clever, but he is not   1  . His face and hands   2   always dirty
(脏的). He washes   3   with water only.
     Wang Gang   4   an uncle. One day his uncle goes to see him. He   5   Wang Gang and says, "Wang
Gang, I know what you eat for   6   this morning."
     "  7  ?" Wang Gang looks at his uncle and asks.
     "Eggs," says his uncle. "Your   8   and mouth(嘴) tell me that."
     "You're wrong, Uncle!" says Wang Gang. "Not today   9   yesterday,   10   the day before yesterday!"
( )1. A. happy  
( )2. A. are  
( )3. A. it    
( )4. A. have    
( )5. A. looks at
( )6. A. breakfast
( )7. A. Why    
( )8. A. face    
( )9. A. and   
( )10.A. it		B. clean
B. is
B. them
B. get
B. sees
B. lunch
B. When
B. hands
B. or
B. that		C. well  
C. /    
C. they  
C. has  
C. looks
C. supper
C. What  
C. eyes  
C. /    
C. but
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单项选择题

有以下程序
　　void fun(int *a,int i,int j)
　　 int t;
　　 if(i＜j)
t=a[i];a[i]=a[j];a[j]=t;
　　 i++; j--;
fun(a,i,j);


　　main( )
　　 int x[ ]=2,6,1,8,i;
　　 fun(x,0,3);
　　 for(i=0;i＜4;i++) printf("%2d",x[i]);
　　 printf("\n");
　　
　　程序运行后的输出结果是
A）1 2 6 8
B） 8 6 2 1
C） 8 1 6 2
D）8 6 1 2
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