问题 单项选择题

设贴现率为10%,有三项投资机会,有关数据如下:
期间甲方案乙方案丙方案
净收益现金净流量净收益现金净流量净收益现金净流量
0 (20000) (9000) (12000)
1180011800(1800)12006004600
2324013240300060006004600
3  300060006004600
合计504050404200420018001800

按照净现值法,应选择的方案为()。

A.甲方案

B.乙方案

C.丙方案

D.以上都不对

答案

参考答案:A

解析:

根据计算净现值的公式有:

 由上可得,方案甲为最佳方案。

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完形填空。
     What do you do on weekends? Some people like to   1   at home, but others like to go  2   a walk or
play football. My friend Jack works hard in a factory during the  3  . On weekends, he always   4   the
samething. On Saturday he    5  his car and on   6   he goes with his family to the village by car. His uncle
and aunt have a farm there. It isn't a   7   one, but there are always   8   things to do on the farm. The
children help them with the animals and give them their   9   . Jack and his wife help in the fields(田地). At
the end of the day, they are all  10  and Jack's aunt gives them a big meal.
( )1.  A.stay      
( )2.  A. to        
( )3.  A. day      
( )4.  A. does      
( )5.  A. watches  
( )6.  A. Monday    
( )7.  A. small    
( )8.  A. many      
( )9.  A. clothes  
( )10. A. clean    
B. staying    
B. for      
B. time      
B. makes    
B. drives    
B. Sunday    
B. big      
B. little    
B. places    
B. late      
C. stays      
C. in        
C. autumn    
C. works    
C. sells    
C. Saturday  
C. hard      
C. a little  
C. food      
C. hungry    
D. stayed      
D. at          
D. weekdays    
D. goes        
D. washes      
D. Tuesday    
D. short      
D. much        
D. water      
D. friendly    
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