问题
选择题
You'll do much better_______ you're more careful with your spelling. [ ]
A.if
B.before
C.although
D. unless
答案
答案:A
You'll do much better_______ you're more careful with your spelling. [ ]
A.if
B.before
C.although
D. unless
答案:A
张强有一个投资项目,现金流量如表所示,则其内部报酬率为______;若资金成本为6%,则净现值(NPV)为______元。( )
期初投资额 | 第一年 | 第二年 | 第三年上 | 第四年 |
-200000 | 0 | 50000 | 100000 | 150000 |
A.6%;47276
B.6%;52976
C.13.08%;57754
D.13.08%;47276